{"id":3411,"date":"2025-12-24T09:57:33","date_gmt":"2025-12-24T01:57:33","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=3411"},"modified":"2025-12-24T09:57:35","modified_gmt":"2025-12-24T01:57:35","slug":"6243b-3-core-earth-lszh-vs-6243y-3-core-earth","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/6243b-3-core-earth-lszh-vs-6243y-3-core-earth\/","title":{"rendered":"6243B 3 Core &amp; Earth LSZH\u00a0vs\u00a06243Y 3 Core &amp; Earth"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u4e09\u82af\u63a5\u5730\u96fb\u7e9c\u5b8c\u6574\u6280\u8853\u5c0d\u6bd4 \u2014 \u96d9\u5411\u7167\u660e\u96fb\u8def\u5c08\u7528<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Comprehensive comparison of 3-core domestic wiring cables specifically designed for 2-way and intermediate lighting switching circuits. The third conductor enables control of a single light from multiple switch locations. The 6243B LSZH provides enhanced fire safety while the 6243Y offers cost-effective standard PVC insulation.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"e8e7e7\" data-has-transparency=\"false\" style=\"--dominant-color: #e8e7e7;\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"438\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" src=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-1200x438.avif\" alt=\"\" class=\"wp-image-3412 not-transparent\" title=\"\" srcset=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-1200x438.avif 1200w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-300x110.avif 300w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-768x281.avif 768w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-400x146.avif 400w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-800x292.avif 800w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-832x304.avif 832w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377-1248x456.avif 1248w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-377.avif 1303w\" \/><\/figure>\n\n\n\n<!DOCTYPE html>\n<html lang=\"zh-Hant\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <meta name=\"description\" content=\"6243B 3 Core &#038; Earth LSZH vs 6243Y 3 Core &#038; Earth Cable comparison. Low Smoke Zero Halogen and standard PVC 3-core domestic wiring cables for 2-way lighting circuits. BS 7211 and BS 6004 certified. Anhui Feichun Special Cable.\">\n    <meta name=\"keywords\" content=\"6243B, 6243Y, 3 core earth, LSZH cable, 2-way lighting, intermediate switching, BS 7211, BS 6004, BASEC approved, three core cable\">\n    <title>6243B 3 Core &#038; Earth LSZH vs 6243Y Cable | \u4e09\u82af\u63a5\u5730\u96fb\u7e9c\u5c0d\u6bd4 &#8211; Anhui Feichun \u5b89\u5fbd\u98db\u7d14\u7279\u7a2e\u96fb\u7e9c<\/title>\n    <style>\n        :root {\n            --bg-primary: #090a0c;\n            --bg-secondary: #0d0f12;\n            --bg-tertiary: #141720;\n            --bg-card: #10131a;\n            --accent-lszh: #ec4899;\n            --accent-lszh-light: #f472b6;\n            --accent-lszh-glow: rgba(236, 72, 153, 0.12);\n            --accent-pvc: #14b8a6;\n            --accent-pvc-light: #2dd4bf;\n            --accent-pvc-glow: rgba(20, 184, 166, 0.12);\n            --accent-compare: #f59e0b;\n            --accent-success: #22c55e;\n            --text-primary: #f1f5f9;\n            --text-secondary: #94a3b8;\n            --text-muted: #64748b;\n            --border-color: #2a3040;\n            --border-light: #3a4050;\n            --success: #10b981;\n            --info: #0ea5e9;\n            --warning: #f59e0b;\n        }\n\n        * {\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n        }\n\n        html {\n            scroll-behavior: smooth;\n        }\n\n        body {\n            font-family: 'Segoe UI', 'Microsoft JhengHei', 'PingFang TC', -apple-system, BlinkMacSystemFont, sans-serif;\n            background-color: var(--bg-primary);\n            color: var(--text-primary);\n            line-height: 1.75;\n            font-size: 16px;\n        }\n\n        .container {\n            width: 100%;\n            max-width: 1320px;\n            margin: 0 auto;\n            padding: 0 24px;\n        }\n\n        \/* Header *\/\n        header {\n            background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);\n            border-bottom: 1px solid var(--border-color);\n            padding: 16px 0;\n            position: sticky;\n            top: 0;\n            z-index: 100;\n        }\n\n        .header-content {\n            display: flex;\n            justify-content: space-between;\n            align-items: center;\n            flex-wrap: wrap;\n            gap: 16px;\n        }\n\n        .logo {\n            display: flex;\n            align-items: center;\n            gap: 14px;\n        }\n\n        .logo-icon {\n            width: 52px;\n            height: 52px;\n            background: linear-gradient(135deg, var(--accent-lszh), var(--accent-pvc));\n            border-radius: 10px;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            font-weight: 800;\n            font-size: 18px;\n            color: #fff;\n            box-shadow: 0 4px 12px rgba(236, 72, 153, 0.25);\n        }\n\n        .logo-text {\n            display: flex;\n            flex-direction: column;\n        }\n\n        .logo-text span:first-child {\n            font-weight: 700;\n            font-size: 17px;\n            color: var(--text-primary);\n        }\n\n        .logo-text span:last-child {\n            font-size: 12px;\n            color: var(--text-secondary);\n        }\n\n        .contact-bar {\n            display: flex;\n            gap: 20px;\n            flex-wrap: wrap;\n            align-items: center;\n        }\n\n        .contact-item {\n            display: flex;\n            align-items: center;\n            gap: 8px;\n            color: var(--text-secondary);\n            text-decoration: none;\n            font-size: 14px;\n            transition: color 0.2s;\n        }\n\n        .contact-item:hover {\n            color: var(--accent-lszh-light);\n        }\n\n        .contact-item svg {\n            width: 18px;\n            height: 18px;\n            fill: currentColor;\n        }\n\n        \/* Hero Section *\/\n        .hero {\n            background: linear-gradient(160deg, var(--bg-secondary) 0%, var(--bg-tertiary) 40%, var(--bg-secondary) 100%);\n            padding: 72px 0;\n            position: relative;\n            overflow: hidden;\n        }\n\n        .hero::before {\n            content: '';\n            position: absolute;\n            top: -50%;\n            left: -20%;\n            width: 60%;\n            height: 200%;\n            background: radial-gradient(ellipse, var(--accent-lszh-glow) 0%, transparent 60%);\n            pointer-events: none;\n        }\n\n        .hero::after {\n            content: '';\n            position: absolute;\n            bottom: -30%;\n            right: -10%;\n            width: 50%;\n            height: 150%;\n            background: radial-gradient(ellipse, var(--accent-pvc-glow) 0%, transparent 50%);\n            pointer-events: none;\n        }\n\n        .hero-content {\n            position: relative;\n            z-index: 1;\n        }\n\n        .hero-badges {\n            display: flex;\n            gap: 10px;\n            flex-wrap: wrap;\n            margin-bottom: 20px;\n        }\n\n        .hero-badge {\n            display: inline-flex;\n            align-items: center;\n            gap: 6px;\n            padding: 6px 14px;\n            border-radius: 20px;\n            font-size: 12px;\n            font-weight: 600;\n        }\n\n        .badge-3core {\n            background: rgba(168, 85, 247, 0.15);\n            border: 1px solid #a855f7;\n            color: #c084fc;\n        }\n\n        .badge-lszh {\n            background: var(--accent-lszh-glow);\n            border: 1px solid var(--accent-lszh);\n            color: var(--accent-lszh-light);\n        }\n\n        .badge-pvc {\n            background: var(--accent-pvc-glow);\n            border: 1px solid var(--accent-pvc);\n            color: var(--accent-pvc-light);\n        }\n\n        .badge-cert {\n            background: rgba(14, 165, 233, 0.15);\n            border: 1px solid var(--info);\n            color: #38bdf8;\n        }\n\n        .hero h1 {\n            font-size: clamp(24px, 4.5vw, 40px);\n            font-weight: 800;\n            line-height: 1.25;\n            margin-bottom: 16px;\n        }\n\n        .hero h1 .lszh-text {\n            background: linear-gradient(135deg, var(--accent-lszh) 0%, var(--accent-lszh-light) 100%);\n            -webkit-background-clip: text;\n            -webkit-text-fill-color: transparent;\n            background-clip: text;\n        }\n\n        .hero h1 .pvc-text {\n            background: linear-gradient(135deg, var(--accent-pvc) 0%, var(--accent-pvc-light) 100%);\n            -webkit-background-clip: text;\n            -webkit-text-fill-color: transparent;\n            background-clip: text;\n        }\n\n        .hero h1 .vs-text {\n            color: var(--text-muted);\n            font-weight: 400;\n            font-size: 0.65em;\n        }\n\n        .hero-subtitle {\n            font-size: 17px;\n            color: var(--text-secondary);\n            margin-bottom: 28px;\n            max-width: 920px;\n        }\n\n        .hero-specs {\n            display: flex;\n            gap: 12px;\n            flex-wrap: wrap;\n        }\n\n        .spec-badge {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            padding: 10px 18px;\n            border-radius: 8px;\n            font-size: 13px;\n            color: var(--text-secondary);\n            display: flex;\n            align-items: center;\n            gap: 8px;\n        }\n\n        .spec-badge strong {\n            color: var(--text-primary);\n        }\n\n        \/* 3-Core Highlight Box *\/\n        .three-core-box {\n            background: linear-gradient(135deg, rgba(168, 85, 247, 0.12) 0%, rgba(236, 72, 153, 0.08) 100%);\n            border: 1px solid rgba(168, 85, 247, 0.4);\n            border-radius: 14px;\n            padding: 28px;\n            margin: 32px 0;\n            display: flex;\n            gap: 20px;\n            align-items: flex-start;\n        }\n\n        .three-core-icon {\n            width: 64px;\n            height: 64px;\n            background: linear-gradient(135deg, #a855f7, #ec4899);\n            border-radius: 14px;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            font-size: 32px;\n            flex-shrink: 0;\n        }\n\n        .three-core-content h3 {\n            font-size: 18px;\n            color: #c084fc;\n            margin-bottom: 8px;\n        }\n\n        .three-core-content p {\n            color: var(--text-secondary);\n            font-size: 14px;\n            margin: 0;\n        }\n\n        \/* Main Content *\/\n        main {\n            padding: 56px 0;\n        }\n\n        section {\n            margin-bottom: 56px;\n        }\n\n        h2 {\n            font-size: 26px;\n            font-weight: 700;\n            margin-bottom: 24px;\n            color: var(--text-primary);\n            display: flex;\n            align-items: center;\n            gap: 14px;\n        }\n\n        h2::before {\n            content: '';\n            width: 5px;\n            height: 30px;\n            background: linear-gradient(180deg, var(--accent-lszh), var(--accent-pvc));\n            border-radius: 3px;\n        }\n\n        h3 {\n            font-size: 19px;\n            font-weight: 600;\n            margin: 28px 0 16px;\n            color: var(--text-primary);\n        }\n\n        p {\n            color: var(--text-secondary);\n            margin-bottom: 16px;\n        }\n\n        \/* Bilingual Content Blocks *\/\n        .bilingual-block {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 14px;\n            padding: 32px;\n            margin-bottom: 24px;\n        }\n\n        .lang-section {\n            padding-bottom: 24px;\n            border-bottom: 1px solid var(--border-color);\n            margin-bottom: 24px;\n        }\n\n        .lang-section:last-child {\n            padding-bottom: 0;\n            border-bottom: none;\n            margin-bottom: 0;\n        }\n\n        .lang-tag {\n            display: inline-flex;\n            align-items: center;\n            gap: 6px;\n            font-size: 11px;\n            font-weight: 600;\n            text-transform: uppercase;\n            letter-spacing: 1px;\n            padding: 5px 12px;\n            border-radius: 5px;\n            margin-bottom: 14px;\n        }\n\n        .lang-tag-en {\n            background: rgba(59, 130, 246, 0.15);\n            color: #60a5fa;\n        }\n\n        .lang-tag-zh {\n            background: rgba(239, 68, 68, 0.15);\n            color: #f87171;\n        }\n\n        \/* Comparison Cards *\/\n        .comparison-hero {\n            display: grid;\n            grid-template-columns: 1fr auto 1fr;\n            gap: 24px;\n            margin: 40px 0;\n            align-items: stretch;\n        }\n\n        .product-hero-card {\n            background: var(--bg-card);\n            border-radius: 16px;\n            padding: 28px;\n            position: relative;\n            overflow: hidden;\n        }\n\n        .product-hero-card.lszh {\n            border: 1px solid var(--accent-lszh);\n            box-shadow: 0 0 40px var(--accent-lszh-glow);\n        }\n\n        .product-hero-card.lszh::before {\n            content: '';\n            position: absolute;\n            top: 0;\n            left: 0;\n            right: 0;\n            height: 4px;\n            background: linear-gradient(90deg, var(--accent-lszh), var(--accent-lszh-light));\n        }\n\n        .product-hero-card.pvc {\n            border: 1px solid var(--accent-pvc);\n            box-shadow: 0 0 40px var(--accent-pvc-glow);\n        }\n\n        .product-hero-card.pvc::before {\n            content: '';\n            position: absolute;\n            top: 0;\n            left: 0;\n            right: 0;\n            height: 4px;\n            background: linear-gradient(90deg, var(--accent-pvc), var(--accent-pvc-light));\n        }\n\n        .product-hero-card h3 {\n            font-size: 20px;\n            margin: 0 0 6px;\n        }\n\n        .product-hero-card.lszh h3 {\n            color: var(--accent-lszh-light);\n        }\n\n        .product-hero-card.pvc h3 {\n            color: var(--accent-pvc-light);\n        }\n\n        .product-hero-card .card-subtitle {\n            font-size: 13px;\n            color: var(--text-muted);\n            margin-bottom: 20px;\n        }\n\n        .hero-stat-row {\n            display: flex;\n            justify-content: space-between;\n            padding: 10px 0;\n            border-bottom: 1px solid var(--border-color);\n            font-size: 13px;\n        }\n\n        .hero-stat-row:last-child {\n            border-bottom: none;\n        }\n\n        .hero-stat-label {\n            color: var(--text-muted);\n        }\n\n        .hero-stat-value {\n            font-weight: 600;\n        }\n\n        .product-hero-card.lszh .hero-stat-value {\n            color: var(--accent-lszh-light);\n        }\n\n        .product-hero-card.pvc .hero-stat-value {\n            color: var(--accent-pvc-light);\n        }\n\n        .vs-divider {\n            display: flex;\n            align-items: center;\n            justify-content: center;\n        }\n\n        .vs-circle {\n            width: 64px;\n            height: 64px;\n            background: var(--bg-tertiary);\n            border: 2px solid var(--border-color);\n            border-radius: 50%;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            font-weight: 700;\n            font-size: 18px;\n            color: var(--accent-compare);\n        }\n\n        \/* Differences Grid *\/\n        .differences-grid {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n            gap: 20px;\n            margin: 28px 0;\n        }\n\n        .diff-card {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 12px;\n            padding: 24px;\n        }\n\n        .diff-header {\n            display: flex;\n            align-items: center;\n            gap: 12px;\n            margin-bottom: 18px;\n        }\n\n        .diff-icon {\n            width: 44px;\n            height: 44px;\n            border-radius: 10px;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            font-size: 22px;\n        }\n\n        .diff-icon.fire { background: rgba(239, 68, 68, 0.15); }\n        .diff-icon.temp { background: rgba(245, 158, 11, 0.15); }\n        .diff-icon.current { background: rgba(16, 185, 129, 0.15); }\n        .diff-icon.standard { background: rgba(59, 130, 246, 0.15); }\n        .diff-icon.sizes { background: rgba(139, 92, 246, 0.15); }\n\n        .diff-header h4 {\n            font-size: 15px;\n            color: var(--text-primary);\n            margin: 0;\n        }\n\n        .diff-comparison {\n            display: grid;\n            grid-template-columns: 1fr 1fr;\n            gap: 12px;\n        }\n\n        .diff-item {\n            padding: 14px;\n            border-radius: 8px;\n            text-align: center;\n        }\n\n        .diff-item.lszh {\n            background: var(--accent-lszh-glow);\n            border: 1px solid rgba(236, 72, 153, 0.3);\n        }\n\n        .diff-item.pvc {\n            background: var(--accent-pvc-glow);\n            border: 1px solid rgba(20, 184, 166, 0.3);\n        }\n\n        .diff-item-label {\n            font-size: 11px;\n            color: var(--text-muted);\n            margin-bottom: 6px;\n        }\n\n        .diff-item-value {\n            font-size: 18px;\n            font-weight: 700;\n        }\n\n        .diff-item.lszh .diff-item-value {\n            color: var(--accent-lszh-light);\n        }\n\n        .diff-item.pvc .diff-item-value {\n            color: var(--accent-pvc-light);\n        }\n\n        \/* Technical Tables *\/\n        .table-section {\n            margin: 32px 0;\n        }\n\n        .table-header {\n            display: flex;\n            justify-content: space-between;\n            align-items: center;\n            margin-bottom: 16px;\n            flex-wrap: wrap;\n            gap: 12px;\n        }\n\n        .table-title {\n            font-size: 18px;\n            font-weight: 600;\n        }\n\n        .table-title.lszh { color: var(--accent-lszh-light); }\n        .table-title.pvc { color: var(--accent-pvc-light); }\n\n        .table-subtitle {\n            font-size: 13px;\n            color: var(--text-muted);\n            margin-top: 4px;\n        }\n\n        .table-wrapper {\n            overflow-x: auto;\n            border-radius: 12px;\n            border: 1px solid var(--border-color);\n            background: var(--bg-card);\n        }\n\n        table {\n            width: 100%;\n            border-collapse: collapse;\n            font-size: 13px;\n            min-width: 700px;\n        }\n\n        thead {\n            background: var(--bg-tertiary);\n        }\n\n        th {\n            padding: 14px 12px;\n            text-align: left;\n            font-weight: 600;\n            color: var(--text-primary);\n            white-space: nowrap;\n            font-size: 11px;\n            text-transform: uppercase;\n            letter-spacing: 0.5px;\n        }\n\n        .table-lszh th {\n            border-bottom: 2px solid var(--accent-lszh);\n        }\n\n        .table-pvc th {\n            border-bottom: 2px solid var(--accent-pvc);\n        }\n\n        td {\n            padding: 12px;\n            border-bottom: 1px solid var(--border-color);\n            color: var(--text-secondary);\n        }\n\n        tbody tr:hover {\n            background: rgba(236, 72, 153, 0.03);\n        }\n\n        tbody tr:last-child td {\n            border-bottom: none;\n        }\n\n        .td-model {\n            font-family: 'Consolas', 'Monaco', monospace;\n            font-weight: 600;\n            color: var(--text-primary);\n        }\n\n        .td-highlight {\n            font-weight: 600;\n        }\n\n        .td-lszh { color: var(--accent-lszh-light); }\n        .td-pvc { color: var(--accent-pvc-light); }\n\n        .td-better {\n            background: rgba(34, 197, 94, 0.1);\n            color: #4ade80;\n            font-weight: 600;\n        }\n\n        .color-indicator {\n            display: inline-flex;\n            align-items: center;\n            gap: 4px;\n        }\n\n        .color-dot {\n            width: 14px;\n            height: 14px;\n            border-radius: 50%;\n            border: 2px solid var(--border-light);\n        }\n\n        .color-grey { background: #6b7280; }\n        .color-brown { background: #92400e; }\n        .color-black { background: #1f2937; }\n        .color-blue { background: #2563eb; }\n\n        .specs-footer {\n            margin-top: 16px;\n            padding: 16px;\n            background: var(--bg-card);\n            border-radius: 8px;\n            border: 1px solid var(--border-color);\n        }\n\n        .specs-footer p {\n            font-size: 13px;\n            margin: 0;\n        }\n\n        \/* Current Comparison *\/\n        .current-comparison {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 14px;\n            padding: 28px;\n            margin: 28px 0;\n        }\n\n        .current-comparison h3 {\n            margin-top: 0;\n            margin-bottom: 24px;\n            display: flex;\n            align-items: center;\n            gap: 10px;\n        }\n\n        .chart-row {\n            display: grid;\n            grid-template-columns: 80px 1fr 60px 1fr 60px;\n            gap: 12px;\n            align-items: center;\n            padding: 14px 0;\n            border-bottom: 1px solid var(--border-color);\n        }\n\n        .chart-row:last-child {\n            border-bottom: none;\n        }\n\n        .chart-size {\n            font-size: 14px;\n            font-weight: 600;\n            color: var(--text-primary);\n        }\n\n        .chart-bar {\n            height: 28px;\n            border-radius: 6px;\n            position: relative;\n            display: flex;\n            align-items: center;\n            justify-content: flex-end;\n            padding-right: 10px;\n        }\n\n        .chart-bar.lszh {\n            background: linear-gradient(90deg, var(--accent-lszh), var(--accent-lszh-light));\n        }\n\n        .chart-bar.pvc {\n            background: linear-gradient(90deg, var(--accent-pvc), var(--accent-pvc-light));\n        }\n\n        .chart-bar.na {\n            background: var(--bg-tertiary);\n            border: 1px dashed var(--border-color);\n        }\n\n        .chart-value {\n            font-size: 13px;\n            font-weight: 600;\n        }\n\n        .chart-value.lszh { color: var(--accent-lszh-light); }\n        .chart-value.pvc { color: var(--accent-pvc-light); }\n        .chart-value.na { color: var(--text-muted); }\n\n        .chart-legend {\n            display: flex;\n            justify-content: center;\n            gap: 32px;\n            margin-top: 24px;\n        }\n\n        .legend-item {\n            display: flex;\n            align-items: center;\n            gap: 8px;\n            font-size: 13px;\n            color: var(--text-secondary);\n        }\n\n        .legend-dot {\n            width: 14px;\n            height: 14px;\n            border-radius: 4px;\n        }\n\n        .legend-dot.lszh { background: var(--accent-lszh); }\n        .legend-dot.pvc { background: var(--accent-pvc); }\n\n        \/* 2-Way Lighting Explanation *\/\n        .lighting-explanation {\n            background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-card) 100%);\n            border: 1px solid var(--border-color);\n            border-radius: 14px;\n            padding: 28px;\n            margin: 28px 0;\n        }\n\n        .lighting-explanation h3 {\n            margin-top: 0;\n            margin-bottom: 20px;\n            color: #c084fc;\n            display: flex;\n            align-items: center;\n            gap: 10px;\n        }\n\n        .lighting-diagram {\n            display: flex;\n            justify-content: space-around;\n            align-items: center;\n            gap: 20px;\n            flex-wrap: wrap;\n            margin: 24px 0;\n            padding: 24px;\n            background: var(--bg-card);\n            border-radius: 12px;\n        }\n\n        .diagram-element {\n            text-align: center;\n        }\n\n        .diagram-icon {\n            width: 60px;\n            height: 60px;\n            background: var(--bg-tertiary);\n            border: 2px solid var(--border-color);\n            border-radius: 12px;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            font-size: 28px;\n            margin-bottom: 8px;\n        }\n\n        .diagram-label {\n            font-size: 12px;\n            color: var(--text-secondary);\n        }\n\n        .diagram-arrow {\n            font-size: 24px;\n            color: var(--accent-lszh);\n        }\n\n        \/* Selection Guide *\/\n        .selection-guide {\n            background: linear-gradient(135deg, var(--accent-lszh-glow) 0%, var(--accent-pvc-glow) 100%);\n            border: 1px solid var(--border-color);\n            border-radius: 16px;\n            padding: 32px;\n            margin: 32px 0;\n        }\n\n        .selection-guide h3 {\n            margin-top: 0;\n            margin-bottom: 20px;\n            display: flex;\n            align-items: center;\n            gap: 10px;\n        }\n\n        .selection-grid {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n            gap: 24px;\n        }\n\n        .selection-card {\n            background: var(--bg-card);\n            border-radius: 12px;\n            padding: 24px;\n        }\n\n        .selection-card h4 {\n            font-size: 16px;\n            margin-bottom: 14px;\n            display: flex;\n            align-items: center;\n            gap: 8px;\n        }\n\n        .selection-card.lszh h4 { color: var(--accent-lszh-light); }\n        .selection-card.pvc h4 { color: var(--accent-pvc-light); }\n\n        .selection-card ul {\n            list-style: none;\n            padding: 0;\n            margin: 0;\n        }\n\n        .selection-card li {\n            font-size: 13px;\n            color: var(--text-secondary);\n            padding: 7px 0;\n            padding-left: 22px;\n            position: relative;\n        }\n\n        .selection-card li::before {\n            content: '\u2713';\n            position: absolute;\n            left: 0;\n            color: var(--accent-success);\n            font-weight: 700;\n        }\n\n        \/* Feature Grid *\/\n        .feature-grid {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n            gap: 20px;\n            margin-top: 24px;\n        }\n\n        .feature-card {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 12px;\n            padding: 26px;\n            transition: border-color 0.2s, box-shadow 0.2s;\n        }\n\n        .feature-card:hover {\n            border-color: var(--accent-lszh);\n            box-shadow: 0 0 20px var(--accent-lszh-glow);\n        }\n\n        .feature-icon {\n            width: 50px;\n            height: 50px;\n            background: var(--accent-lszh-glow);\n            border-radius: 12px;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            margin-bottom: 18px;\n            font-size: 26px;\n        }\n\n        .feature-card h4 {\n            font-size: 16px;\n            font-weight: 600;\n            margin-bottom: 10px;\n            color: var(--text-primary);\n        }\n\n        .feature-card p {\n            font-size: 14px;\n            color: var(--text-secondary);\n            margin: 0;\n            line-height: 1.6;\n        }\n\n        \/* Applications *\/\n        .app-grid {\n            display: flex;\n            flex-wrap: wrap;\n            gap: 12px;\n            margin-top: 20px;\n        }\n\n        .app-tag {\n            background: var(--bg-tertiary);\n            border: 1px solid var(--border-color);\n            padding: 12px 20px;\n            border-radius: 30px;\n            font-size: 14px;\n            color: var(--text-secondary);\n            display: flex;\n            align-items: center;\n            gap: 8px;\n            transition: all 0.2s;\n        }\n\n        .app-tag:hover {\n            border-color: var(--accent-lszh);\n            color: var(--accent-lszh-light);\n            background: var(--accent-lszh-glow);\n        }\n\n        \/* Installation *\/\n        .install-grid {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));\n            gap: 14px;\n            margin: 24px 0;\n        }\n\n        .install-card {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 10px;\n            padding: 18px;\n            text-align: center;\n        }\n\n        .install-icon {\n            font-size: 30px;\n            margin-bottom: 10px;\n        }\n\n        .install-card h5 {\n            font-size: 13px;\n            color: var(--text-primary);\n            margin-bottom: 4px;\n        }\n\n        .install-card p {\n            font-size: 11px;\n            color: var(--text-muted);\n            margin: 0;\n        }\n\n        \/* Standards *\/\n        .standards-grid {\n            display: flex;\n            flex-direction: column;\n            gap: 14px;\n        }\n\n        .standard-card {\n            display: flex;\n            align-items: flex-start;\n            gap: 14px;\n            padding: 18px 22px;\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 10px;\n            transition: border-color 0.2s;\n        }\n\n        .standard-card:hover {\n            border-color: var(--accent-lszh);\n        }\n\n        .standard-icon {\n            width: 24px;\n            height: 24px;\n            background: var(--success);\n            border-radius: 50%;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            flex-shrink: 0;\n            margin-top: 2px;\n        }\n\n        .standard-icon::after {\n            content: '\u2713';\n            color: #fff;\n            font-size: 13px;\n            font-weight: 700;\n        }\n\n        .standard-content {\n            flex: 1;\n        }\n\n        .standard-content strong {\n            color: var(--text-primary);\n            font-size: 14px;\n        }\n\n        .standard-content p {\n            font-size: 13px;\n            color: var(--text-secondary);\n            margin: 4px 0 8px;\n        }\n\n        .standard-content a {\n            color: var(--accent-lszh-light);\n            text-decoration: none;\n            font-size: 13px;\n        }\n\n        .standard-content a:hover {\n            text-decoration: underline;\n        }\n\n        \/* References *\/\n        .references-box {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 12px;\n            padding: 28px;\n            margin-top: 28px;\n        }\n\n        .references-box h3 {\n            font-size: 15px;\n            margin-top: 0;\n            margin-bottom: 18px;\n            color: var(--text-secondary);\n            display: flex;\n            align-items: center;\n            gap: 10px;\n        }\n\n        .references-box h3::before {\n            content: '\ud83d\udcda';\n        }\n\n        .references-list {\n            list-style: decimal;\n            padding-left: 24px;\n            color: var(--text-muted);\n            font-size: 12px;\n        }\n\n        .references-list li {\n            margin-bottom: 10px;\n            line-height: 1.6;\n        }\n\n        .references-list a {\n            color: var(--accent-lszh-light);\n            text-decoration: none;\n        }\n\n        .references-list a:hover {\n            text-decoration: underline;\n        }\n\n        \/* Contact *\/\n        .contact-section {\n            background: linear-gradient(160deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);\n            border: 1px solid var(--border-color);\n            border-radius: 20px;\n            padding: 56px 40px;\n            text-align: center;\n        }\n\n        .contact-section h2 {\n            justify-content: center;\n        }\n\n        .contact-section h2::before {\n            display: none;\n        }\n\n        .contact-intro {\n            max-width: 650px;\n            margin: 0 auto 32px;\n        }\n\n        .whatsapp-cta {\n            display: inline-flex;\n            align-items: center;\n            gap: 12px;\n            background: #25d366;\n            color: #fff;\n            padding: 16px 32px;\n            border-radius: 10px;\n            text-decoration: none;\n            font-weight: 600;\n            font-size: 17px;\n            margin-bottom: 36px;\n            transition: background 0.2s, transform 0.2s;\n            box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);\n        }\n\n        .whatsapp-cta:hover {\n            background: #20bd5a;\n            transform: translateY(-3px);\n        }\n\n        .whatsapp-cta svg {\n            width: 26px;\n            height: 26px;\n            fill: currentColor;\n        }\n\n        .contact-cards {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));\n            gap: 20px;\n        }\n\n        .contact-card {\n            background: var(--bg-card);\n            border: 1px solid var(--border-color);\n            border-radius: 14px;\n            padding: 28px;\n            transition: border-color 0.2s;\n        }\n\n        .contact-card:hover {\n            border-color: var(--accent-lszh);\n        }\n\n        .contact-card-icon {\n            width: 56px;\n            height: 56px;\n            background: var(--accent-lszh-glow);\n            border-radius: 14px;\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            margin: 0 auto 18px;\n            font-size: 28px;\n        }\n\n        .contact-card h4 {\n            font-size: 15px;\n            font-weight: 600;\n            margin-bottom: 8px;\n            color: var(--text-primary);\n        }\n\n        .contact-card a {\n            color: var(--accent-lszh-light);\n            text-decoration: none;\n            font-size: 13px;\n            word-break: break-all;\n        }\n\n        .contact-card a:hover {\n            text-decoration: underline;\n        }\n\n        \/* Footer *\/\n        footer {\n            background: var(--bg-secondary);\n            border-top: 1px solid var(--border-color);\n            padding: 48px 0;\n            text-align: center;\n        }\n\n        footer p {\n            color: var(--text-muted);\n            font-size: 14px;\n        }\n\n        footer a {\n            color: var(--accent-lszh-light);\n            text-decoration: none;\n        }\n\n        footer a:hover {\n            text-decoration: underline;\n        }\n\n        .footer-standards {\n            margin-top: 20px;\n            font-size: 12px;\n        }\n\n        .footer-standards a {\n            margin: 0 8px;\n        }\n\n        \/* Responsive *\/\n        @media (max-width: 900px) {\n            .comparison-hero {\n                grid-template-columns: 1fr;\n            }\n            .vs-divider {\n                display: none;\n            }\n            .chart-row {\n                grid-template-columns: 60px 1fr 50px;\n            }\n            .chart-row > *:nth-child(4),\n            .chart-row > *:nth-child(5) {\n                display: none;\n            }\n            .three-core-box {\n                flex-direction: column;\n                text-align: center;\n            }\n        }\n\n        @media (max-width: 768px) {\n            .header-content {\n                flex-direction: column;\n                align-items: flex-start;\n            }\n            .contact-bar {\n                width: 100%;\n            }\n            .hero {\n                padding: 48px 0;\n            }\n            .bilingual-block {\n                padding: 24px;\n            }\n            .contact-section {\n                padding: 40px 24px;\n            }\n            table {\n                font-size: 11px;\n            }\n            th, td {\n                padding: 10px 8px;\n            }\n            .diff-comparison {\n                grid-template-columns: 1fr;\n            }\n        }\n    <\/style>\n<\/head>\n<body>\n    <header>\n        <div class=\"container\">\n            <div class=\"header-content\">\n                <div class=\"logo\">\n                    <div class=\"logo-icon\">FC<\/div>\n                    <div class=\"logo-text\">\n                        <span>Anhui Feichun Special Cable<\/span>\n                        <span>\u5b89\u5fbd\u98db\u7d14\u7279\u7a2e\u96fb\u7e9c\u6709\u9650\u516c\u53f8<\/span>\n                    <\/div>\n                <\/div>\n                <div class=\"contact-bar\">\n                    <a href=\"https:\/\/wa.me\/8613855123218\" class=\"contact-item\" rel=\"nofollow noopener\" target=\"_blank\">\n                        <svg viewBox=\"0 0 24 24\"><path d=\"M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413z\"\/><\/svg>\n                        +86 138 5512 3218\n                    <\/a>\n                    <a href=\"mailto:tech@feichuncables.com\" class=\"contact-item\" rel=\"nofollow\">\n                        <svg viewBox=\"0 0 24 24\"><path d=\"M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z\"\/><\/svg>\n                        tech@feichuncables.com\n                    <\/a>\n                <\/div>\n            <\/div>\n        <\/div>\n    <\/header>\n\n    <section class=\"hero\">\n        <div class=\"container\">\n            <div class=\"hero-content\">\n                <div class=\"hero-badges\">\n                    <span class=\"hero-badge badge-3core\">\ud83d\udd0c 3 Core + Earth \u4e09\u82af\u63a5\u5730<\/span>\n                    <span class=\"hero-badge badge-lszh\">\ud83d\udd25 LSZH Fire Safety \u4f4e\u7159\u7121\u9e75<\/span>\n                    <span class=\"hero-badge badge-pvc\">\ud83d\udce6 Standard PVC \u6a19\u6e96PVC<\/span>\n                    <span class=\"hero-badge badge-cert\">\u2713 BASEC Approved<\/span>\n                <\/div>\n                <h1>\n                    <span class=\"lszh-text\">6243B 3 Core &#038; Earth LSZH<\/span>\n                    <span class=\"vs-text\"> vs <\/span>\n                    <span class=\"pvc-text\">6243Y 3 Core &#038; Earth<\/span><br>\n                    <span style=\"font-size: 0.55em; color: var(--text-secondary);\">\u4e09\u82af\u63a5\u5730\u96fb\u7e9c\u5b8c\u6574\u6280\u8853\u5c0d\u6bd4 \u2014 \u96d9\u5411\u7167\u660e\u96fb\u8def\u5c08\u7528<\/span>\n                <\/h1>\n                <p class=\"hero-subtitle\">Comprehensive comparison of 3-core domestic wiring cables specifically designed for 2-way and intermediate lighting switching circuits. The third conductor enables control of a single light from multiple switch locations. The 6243B LSZH provides enhanced fire safety while the 6243Y offers cost-effective standard PVC insulation.<br>\u5c08\u70ba\u96d9\u5411\u53ca\u4e2d\u9593\u7167\u660e\u958b\u95dc\u96fb\u8def\u8a2d\u8a08\u7684\u4e09\u82af\u5bb6\u7528\u4f48\u7dda\u96fb\u7e9c\u5b8c\u6574\u5c0d\u6bd4\u3002\u7b2c\u4e09\u6839\u5c0e\u9ad4\u53ef\u5be6\u73fe\u5f9e\u591a\u500b\u958b\u95dc\u4f4d\u7f6e\u63a7\u5236\u55ae\u500b\u71c8\u5177\u30026243B LSZH \u63d0\u4f9b\u589e\u5f37\u9632\u706b\u5b89\u5168\uff0c\u800c 6243Y \u63d0\u4f9b\u7d93\u6fdf\u9ad8\u6548\u7684\u6a19\u6e96 PVC \u7d55\u7de3\u3002<\/p>\n                <div class=\"hero-specs\">\n                    <span class=\"spec-badge\"><strong>Voltage<\/strong> 300\/500V<\/span>\n                    <span class=\"spec-badge\"><strong>Cores<\/strong> 3C + E<\/span>\n                    <span class=\"spec-badge\"><strong>Bending<\/strong> 8\u00d7D min<\/span>\n                    <span class=\"spec-badge\"><strong>Usage<\/strong> 2-Way Lighting<\/span>\n                <\/div>\n            <\/div>\n        <\/div>\n    <\/section>\n\n    <main>\n        <div class=\"container\">\n            <!-- 3-Core Explanation Box -->\n            <div class=\"three-core-box\">\n                <div class=\"three-core-icon\">\ud83d\udca1<\/div>\n                <div class=\"three-core-content\">\n                    <h3>Why 3-Core Cable? \u70ba\u4ec0\u9ebc\u4f7f\u7528\u4e09\u82af\u96fb\u7e9c\uff1f<\/h3>\n                    <p><strong>English:<\/strong> 3-core cables contain three insulated conductors plus a bare earth, making them essential for 2-way switching circuits where a light needs to be controlled from two or more locations (such as hallways, staircases, and large rooms). The three conductors carry the &#8220;strappers&#8221; and common terminal connections required for 2-way switch operation, while the earth provides circuit protection.<br><br><strong>\u7e41\u9ad4\u4e2d\u6587\uff1a<\/strong>\u4e09\u82af\u96fb\u7e9c\u5305\u542b\u4e09\u6839\u7d55\u7de3\u5c0e\u9ad4\u52a0\u4e00\u6839\u88f8\u9732\u63a5\u5730\u7dda\uff0c\u4f7f\u5176\u6210\u70ba\u96d9\u5411\u958b\u95dc\u96fb\u8def\u7684\u5fc5\u9700\u54c1\uff0c\u9069\u7528\u65bc\u9700\u8981\u5f9e\u5169\u500b\u6216\u66f4\u591a\u4f4d\u7f6e\u63a7\u5236\u71c8\u5177\u7684\u5834\u5408\uff08\u5982\u8d70\u5eca\u3001\u6a13\u68af\u548c\u5927\u578b\u623f\u9593\uff09\u3002\u4e09\u6839\u5c0e\u9ad4\u627f\u8f09\u96d9\u5411\u958b\u95dc\u64cd\u4f5c\u6240\u9700\u7684&#8221;\u8de8\u63a5\u7dda&#8221;\u548c\u516c\u5171\u7aef\u5b50\u9023\u63a5\uff0c\u800c\u63a5\u5730\u7dda\u63d0\u4f9b\u96fb\u8def\u4fdd\u8b77\u3002<\/p>\n                <\/div>\n            <\/div>\n\n            <!-- Quick Comparison -->\n            <div class=\"comparison-hero\">\n                <div class=\"product-hero-card lszh\">\n                    <h3>6243B LSZH<\/h3>\n                    <p class=\"card-subtitle\">Low Smoke Zero Halogen \u4f4e\u7159\u7121\u9e75<\/p>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Standard \u6a19\u6e96<\/span>\n                        <span class=\"hero-stat-value\">BS 7211:2012<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Max Temp \u6700\u9ad8\u6eab\u5ea6<\/span>\n                        <span class=\"hero-stat-value\">90\u00b0C<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Short Circuit \u77ed\u8def\u6eab\u5ea6<\/span>\n                        <span class=\"hero-stat-value\">250\u00b0C<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Available Sizes \u53ef\u7528\u898f\u683c<\/span>\n                        <span class=\"hero-stat-value\">1.0, 1.5, 2.5 mm\u00b2<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Fire Safety \u9632\u706b\u5b89\u5168<\/span>\n                        <span class=\"hero-stat-value\">\u2713 LSZH<\/span>\n                    <\/div>\n                <\/div>\n\n                <div class=\"vs-divider\">\n                    <div class=\"vs-circle\">VS<\/div>\n                <\/div>\n\n                <div class=\"product-hero-card pvc\">\n                    <h3>6243Y Standard<\/h3>\n                    <p class=\"card-subtitle\">Standard PVC Insulation \u6a19\u6e96PVC\u7d55\u7de3<\/p>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Standard \u6a19\u6e96<\/span>\n                        <span class=\"hero-stat-value\">BS 6004:2012<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Max Temp \u6700\u9ad8\u6eab\u5ea6<\/span>\n                        <span class=\"hero-stat-value\">70\u00b0C<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Short Circuit \u77ed\u8def\u6eab\u5ea6<\/span>\n                        <span class=\"hero-stat-value\">160\u00b0C<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Available Sizes \u53ef\u7528\u898f\u683c<\/span>\n                        <span class=\"hero-stat-value\">1.0, 1.5 mm\u00b2<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-row\">\n                        <span class=\"hero-stat-label\">Fire Safety \u9632\u706b\u5b89\u5168<\/span>\n                        <span class=\"hero-stat-value\">Standard PVC<\/span>\n                    <\/div>\n                <\/div>\n            <\/div>\n\n            <!-- Introduction -->\n            <section>\n                <h2>Product Overview \u7522\u54c1\u6982\u8ff0<\/h2>\n                <div class=\"bilingual-block\">\n                    <div class=\"lang-section\">\n                        <span class=\"lang-tag lang-tag-en\">English<\/span>\n                        <p>The 6243B and 6243Y 3 Core &#038; Earth cables are specialized domestic wiring cables designed primarily for 2-way and intermediate lighting switching circuits. Unlike standard twin and earth cables (6242B\/6242Y) which contain only two current-carrying conductors, these 3-core cables provide the additional conductor necessary for implementing 2-way switching \u2014 a common requirement in hallways, staircases, landing areas, and large rooms where light control from multiple locations is desired.<\/p>\n                        <p>The construction of both cable types features three individually insulated copper conductors (typically colored brown, black, and grey) plus a bare copper circuit protective conductor (earth), all enclosed within a flat-profile protective outer sheath. This configuration allows for the &#8220;strapper&#8221; connections between 2-way switches while maintaining proper earthing for the luminaire and switch accessories.<\/p>\n                        <p>The fundamental difference between the two cable types lies in their insulation materials. The 6243B utilizes Low Smoke Zero Halogen (LSZH) thermosetting compounds compliant with BS 7211:2012, offering enhanced fire safety properties with minimal smoke and no toxic halogen gas emission when exposed to fire. The 6243Y employs standard PVC insulation per BS 6004:2012, providing a cost-effective solution for standard domestic installations. Notably, the 6243B also offers a 2.5mm\u00b2 option for higher load applications, while the 6243Y is limited to 1.0mm\u00b2 and 1.5mm\u00b2 sizes.<\/p>\n                    <\/div>\n                    <div class=\"lang-section\">\n                        <span class=\"lang-tag lang-tag-zh\">\u7e41\u9ad4\u4e2d\u6587<\/span>\n                        <p>6243B \u548c 6243Y \u4e09\u82af\u63a5\u5730\u96fb\u7e9c\u662f\u5c08\u9580\u8a2d\u8a08\u7684\u5bb6\u7528\u4f48\u7dda\u96fb\u7e9c\uff0c\u4e3b\u8981\u7528\u65bc\u96d9\u5411\u53ca\u4e2d\u9593\u7167\u660e\u958b\u95dc\u96fb\u8def\u3002\u8207\u50c5\u5305\u542b\u5169\u6839\u8f09\u6d41\u5c0e\u9ad4\u7684\u6a19\u6e96\u96d9\u82af\u63a5\u5730\u96fb\u7e9c\uff086242B\/6242Y\uff09\u4e0d\u540c\uff0c\u9019\u4e9b\u4e09\u82af\u96fb\u7e9c\u63d0\u4f9b\u5be6\u73fe\u96d9\u5411\u958b\u95dc\u6240\u9700\u7684\u984d\u5916\u5c0e\u9ad4\u2014\u2014\u9019\u5728\u8d70\u5eca\u3001\u6a13\u68af\u3001\u5e73\u53f0\u5340\u57df\u53ca\u9700\u8981\u5f9e\u591a\u500b\u4f4d\u7f6e\u63a7\u5236\u71c8\u5149\u7684\u5927\u578b\u623f\u9593\u4e2d\u662f\u5e38\u898b\u9700\u6c42\u3002<\/p>\n                        <p>\u5169\u7a2e\u96fb\u7e9c\u985e\u578b\u7684\u7d50\u69cb\u5747\u63a1\u7528\u4e09\u6839\u7368\u7acb\u7d55\u7de3\u7684\u9285\u5c0e\u9ad4\uff08\u901a\u5e38\u70ba\u68d5\u8272\u3001\u9ed1\u8272\u548c\u7070\u8272\uff09\u52a0\u4e00\u6839\u88f8\u9285\u96fb\u8def\u4fdd\u8b77\u5c0e\u9ad4\uff08\u63a5\u5730\uff09\uff0c\u5168\u90e8\u5c01\u88dd\u5728\u6241\u5e73\u578b\u4fdd\u8b77\u5916\u8b77\u5957\u5167\u3002\u9019\u7a2e\u914d\u7f6e\u5141\u8a31\u5728\u96d9\u5411\u958b\u95dc\u4e4b\u9593\u9032\u884c&#8221;\u8de8\u63a5\u7dda&#8221;\u9023\u63a5\uff0c\u540c\u6642\u4fdd\u6301\u71c8\u5177\u548c\u958b\u95dc\u9644\u4ef6\u7684\u6b63\u78ba\u63a5\u5730\u3002<\/p>\n                        <p>\u5169\u7a2e\u96fb\u7e9c\u985e\u578b\u4e4b\u9593\u7684\u6839\u672c\u5340\u5225\u5728\u65bc\u5176\u7d55\u7de3\u6750\u6599\u30026243B \u63a1\u7528\u7b26\u5408 BS 7211:2012 \u7684\u4f4e\u7159\u7121\u9e75\uff08LSZH\uff09\u71b1\u56fa\u6027\u5316\u5408\u7269\uff0c\u5728\u66b4\u9732\u65bc\u706b\u4e2d\u6642\u63d0\u4f9b\u589e\u5f37\u7684\u9632\u706b\u5b89\u5168\u7279\u6027\uff0c\u7159\u9727\u6700\u5c11\u4e14\u7121\u6709\u6bd2\u9e75\u7d20\u6c23\u9ad4\u6392\u653e\u30026243Y \u63a1\u7528\u7b26\u5408 BS 6004:2012 \u7684\u6a19\u6e96 PVC \u7d55\u7de3\uff0c\u70ba\u6a19\u6e96\u5bb6\u7528\u5b89\u88dd\u63d0\u4f9b\u7d93\u6fdf\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c6243B \u9084\u63d0\u4f9b 2.5mm\u00b2 \u9078\u9805\u7528\u65bc\u66f4\u9ad8\u8ca0\u8f09\u61c9\u7528\uff0c\u800c 6243Y \u50c5\u9650\u65bc 1.0mm\u00b2 \u548c 1.5mm\u00b2 \u898f\u683c\u3002<\/p>\n                    <\/div>\n                <\/div>\n            <\/section>\n\n            <!-- 2-Way Lighting Explanation -->\n            <div class=\"lighting-explanation\">\n                <h3>\ud83d\udca1 Understanding 2-Way Lighting Circuits \u4e86\u89e3\u96d9\u5411\u7167\u660e\u96fb\u8def<\/h3>\n                <div class=\"bilingual-block\" style=\"background: transparent; border: none; padding: 0;\">\n                    <div class=\"lang-section\" style=\"border: none; padding-bottom: 16px; margin-bottom: 16px;\">\n                        <span class=\"lang-tag lang-tag-en\">English<\/span>\n                        <p style=\"margin-bottom: 0;\">A 2-way lighting circuit allows a single light to be controlled independently from two different switch positions. This is achieved by using two 2-way switches connected by three conductors: two &#8220;strappers&#8221; (L1 and L2) that carry the switched live between the switches, and a &#8220;common&#8221; terminal connection. The 3-core cable provides these three conductors, with the earth providing circuit protection. This arrangement is essential for stairways, long hallways, and rooms with multiple entry points.<\/p>\n                    <\/div>\n                    <div class=\"lang-section\" style=\"border: none; padding-bottom: 0; margin-bottom: 0;\">\n                        <span class=\"lang-tag lang-tag-zh\">\u7e41\u9ad4\u4e2d\u6587<\/span>\n                        <p style=\"margin-bottom: 0;\">\u96d9\u5411\u7167\u660e\u96fb\u8def\u5141\u8a31\u5f9e\u5169\u500b\u4e0d\u540c\u7684\u958b\u95dc\u4f4d\u7f6e\u7368\u7acb\u63a7\u5236\u55ae\u500b\u71c8\u5177\u3002\u9019\u662f\u901a\u904e\u4f7f\u7528\u7531\u4e09\u6839\u5c0e\u9ad4\u9023\u63a5\u7684\u5169\u500b\u96d9\u5411\u958b\u95dc\u4f86\u5be6\u73fe\u7684\uff1a\u5169\u6839&#8221;\u8de8\u63a5\u7dda&#8221;\uff08L1 \u548c L2\uff09\u5728\u958b\u95dc\u4e4b\u9593\u627f\u8f09\u5207\u63db\u7684\u706b\u7dda\uff0c\u4ee5\u53ca\u4e00\u500b&#8221;\u516c\u5171&#8221;\u7aef\u5b50\u9023\u63a5\u3002\u4e09\u82af\u96fb\u7e9c\u63d0\u4f9b\u9019\u4e09\u6839\u5c0e\u9ad4\uff0c\u63a5\u5730\u7dda\u63d0\u4f9b\u96fb\u8def\u4fdd\u8b77\u3002\u9019\u7a2e\u4f48\u7f6e\u5c0d\u65bc\u6a13\u68af\u3001\u9577\u8d70\u5eca\u548c\u6709\u591a\u500b\u5165\u53e3\u7684\u623f\u9593\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002<\/p>\n                    <\/div>\n                <\/div>\n                <div class=\"lighting-diagram\">\n                    <div class=\"diagram-element\">\n                        <div class=\"diagram-icon\">\ud83d\udd18<\/div>\n                        <div class=\"diagram-label\">Switch 1<br>\u958b\u95dc 1<\/div>\n                    <\/div>\n                    <span class=\"diagram-arrow\">\u27f7<\/span>\n                    <div class=\"diagram-element\">\n                        <div class=\"diagram-icon\" style=\"border-color: var(--accent-lszh);\">\ud83d\udd0c<\/div>\n                        <div class=\"diagram-label\">3-Core Cable<br>\u4e09\u82af\u96fb\u7e9c<\/div>\n                    <\/div>\n                    <span class=\"diagram-arrow\">\u27f7<\/span>\n                    <div class=\"diagram-element\">\n                        <div class=\"diagram-icon\">\ud83d\udd18<\/div>\n                        <div class=\"diagram-label\">Switch 2<br>\u958b\u95dc 2<\/div>\n                    <\/div>\n                    <span class=\"diagram-arrow\">\u2192<\/span>\n                    <div class=\"diagram-element\">\n                        <div class=\"diagram-icon\" style=\"background: rgba(234, 179, 8, 0.2);\">\ud83d\udca1<\/div>\n                        <div class=\"diagram-label\">Light Fixture<br>\u71c8\u5177<\/div>\n                    <\/div>\n                <\/div>\n            <\/div>\n\n            <!-- Key Differences -->\n            <section>\n                <h2>Key Performance Differences \u4e3b\u8981\u6027\u80fd\u5dee\u7570<\/h2>\n                <div class=\"differences-grid\">\n                    <div class=\"diff-card\">\n                        <div class=\"diff-header\">\n                            <div class=\"diff-icon fire\">\ud83d\udd25<\/div>\n                            <h4>Fire Safety \u9632\u706b\u5b89\u5168<\/h4>\n                        <\/div>\n                        <div class=\"diff-comparison\">\n                            <div class=\"diff-item lszh\">\n                                <div class=\"diff-item-label\">6243B LSZH<\/div>\n                                <div class=\"diff-item-value\">LSZH \u2713<\/div>\n                            <\/div>\n                            <div class=\"diff-item pvc\">\n                                <div class=\"diff-item-label\">6243Y PVC<\/div>\n                                <div class=\"diff-item-value\">Standard<\/div>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n\n                    <div class=\"diff-card\">\n                        <div class=\"diff-header\">\n                            <div class=\"diff-icon temp\">\ud83c\udf21\ufe0f<\/div>\n                            <h4>Maximum Temperature \u6700\u9ad8\u6eab\u5ea6<\/h4>\n                        <\/div>\n                        <div class=\"diff-comparison\">\n                            <div class=\"diff-item lszh\">\n                                <div class=\"diff-item-label\">6243B LSZH<\/div>\n                                <div class=\"diff-item-value\">90\u00b0C<\/div>\n                            <\/div>\n                            <div class=\"diff-item pvc\">\n                                <div class=\"diff-item-label\">6243Y PVC<\/div>\n                                <div class=\"diff-item-value\">70\u00b0C<\/div>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n\n                    <div class=\"diff-card\">\n                        <div class=\"diff-header\">\n                            <div class=\"diff-icon temp\">\u26a1<\/div>\n                            <h4>Short Circuit Temp \u77ed\u8def\u6eab\u5ea6<\/h4>\n                        <\/div>\n                        <div class=\"diff-comparison\">\n                            <div class=\"diff-item lszh\">\n                                <div class=\"diff-item-label\">6243B LSZH<\/div>\n                                <div class=\"diff-item-value\">250\u00b0C<\/div>\n                            <\/div>\n                            <div class=\"diff-item pvc\">\n                                <div class=\"diff-item-label\">6243Y PVC<\/div>\n                                <div class=\"diff-item-value\">160\u00b0C<\/div>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n\n                    <div class=\"diff-card\">\n                        <div class=\"diff-header\">\n                            <div class=\"diff-icon current\">\ud83d\udd0c<\/div>\n                            <h4>Current @ 1.5mm\u00b2 \u8f09\u6d41\u91cf<\/h4>\n                        <\/div>\n                        <div class=\"diff-comparison\">\n                            <div class=\"diff-item lszh\">\n                                <div class=\"diff-item-label\">6243B LSZH<\/div>\n                                <div class=\"diff-item-value\">24A<\/div>\n                            <\/div>\n                            <div class=\"diff-item pvc\">\n                                <div class=\"diff-item-label\">6243Y PVC<\/div>\n                                <div class=\"diff-item-value\">20A<\/div>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n\n                    <div class=\"diff-card\">\n                        <div class=\"diff-header\">\n                            <div class=\"diff-icon sizes\">\ud83d\udccf<\/div>\n                            <h4>Available Sizes \u53ef\u7528\u898f\u683c<\/h4>\n                        <\/div>\n                        <div class=\"diff-comparison\">\n                            <div class=\"diff-item lszh\">\n                                <div class=\"diff-item-label\">6243B LSZH<\/div>\n                                <div class=\"diff-item-value\">1.0-2.5mm\u00b2<\/div>\n                            <\/div>\n                            <div class=\"diff-item pvc\">\n                                <div class=\"diff-item-label\">6243Y PVC<\/div>\n                                <div class=\"diff-item-value\">1.0-1.5mm\u00b2<\/div>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n\n                    <div class=\"diff-card\">\n                        <div class=\"diff-header\">\n                            <div class=\"diff-icon standard\">\ud83d\udccb<\/div>\n                            <h4>Manufacturing Standard \u88fd\u9020\u6a19\u6e96<\/h4>\n                        <\/div>\n                        <div class=\"diff-comparison\">\n                            <div class=\"diff-item lszh\">\n                                <div class=\"diff-item-label\">6243B LSZH<\/div>\n                                <div class=\"diff-item-value\">BS 7211<\/div>\n                            <\/div>\n                            <div class=\"diff-item pvc\">\n                                <div class=\"diff-item-label\">6243Y PVC<\/div>\n                                <div class=\"diff-item-value\">BS 6004<\/div>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n                <\/div>\n            <\/section>\n\n            <!-- Current Capacity Comparison -->\n            <div class=\"current-comparison\">\n                <h3>\ud83d\udcca Current Capacity Comparison \u8f09\u6d41\u91cf\u5c0d\u6bd4<\/h3>\n                <div class=\"chart-row\">\n                    <span class=\"chart-size\">1.0mm\u00b2<\/span>\n                    <div class=\"chart-bar lszh\" style=\"width: 57%;\"><\/div>\n                    <span class=\"chart-value lszh\">19A<\/span>\n                    <div class=\"chart-bar pvc\" style=\"width: 48%;\"><\/div>\n                    <span class=\"chart-value pvc\">16A<\/span>\n                <\/div>\n                <div class=\"chart-row\">\n                    <span class=\"chart-size\">1.5mm\u00b2<\/span>\n                    <div class=\"chart-bar lszh\" style=\"width: 73%;\"><\/div>\n                    <span class=\"chart-value lszh\">24A<\/span>\n                    <div class=\"chart-bar pvc\" style=\"width: 61%;\"><\/div>\n                    <span class=\"chart-value pvc\">20A<\/span>\n                <\/div>\n                <div class=\"chart-row\">\n                    <span class=\"chart-size\">2.5mm\u00b2<\/span>\n                    <div class=\"chart-bar lszh\" style=\"width: 100%;\"><\/div>\n                    <span class=\"chart-value lszh\">33A<\/span>\n                    <div class=\"chart-bar na\"><\/div>\n                    <span class=\"chart-value na\">N\/A<\/span>\n                <\/div>\n                <div class=\"chart-legend\">\n                    <div class=\"legend-item\"><span class=\"legend-dot lszh\"><\/span> 6243B LSZH (BS 7211)<\/div>\n                    <div class=\"legend-item\"><span class=\"legend-dot pvc\"><\/span> 6243Y PVC (BS 6004)<\/div>\n                <\/div>\n            <\/div>\n\n            <!-- Technical Specifications -->\n            <section>\n                <h2>Technical Specifications \u6280\u8853\u898f\u683c<\/h2>\n\n                <!-- 6243B LSZH Table -->\n                <div class=\"table-section\">\n                    <div class=\"table-header\">\n                        <div>\n                            <span class=\"table-title lszh\">6243B 3 Core &#038; Earth LSZH \u4e09\u82af\u63a5\u5730\u4f4e\u7159\u7121\u9e75<\/span>\n                            <p class=\"table-subtitle\">BS 7211:2012 | BASEC Approved | Low Smoke Zero Halogen<\/p>\n                        <\/div>\n                    <\/div>\n                    <div class=\"table-wrapper\">\n                        <table class=\"table-lszh\">\n                            <thead>\n                                <tr>\n                                    <th>Product Code<br>\u7522\u54c1\u4ee3\u78bc<\/th>\n                                    <th>Core Size<br>\u82af\u7dda (mm\u00b2)<\/th>\n                                    <th>Conductor<br>\u5c0e\u9ad4\u985e\u578b<\/th>\n                                    <th>Max Diameter<br>\u6700\u5927\u76f4\u5f91 (mm)<\/th>\n                                    <th>Current<br>\u8f09\u6d41\u91cf (A)<\/th>\n                                    <th>Resistance 20\u00b0C<br>\u96fb\u963b (\u03a9\/km)<\/th>\n                                    <th>Colors<br>\u984f\u8272<\/th>\n                                    <th>Lengths<br>\u9577\u5ea6 (m)<\/th>\n                                    <th>Usage<br>\u7528\u9014<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td class=\"td-model\">6243B1.0<\/td>\n                                    <td class=\"td-highlight td-lszh\">1.0<\/td>\n                                    <td>Solid<\/td>\n                                    <td>5.0 \u00d7 12.1<\/td>\n                                    <td class=\"td-better\">19<\/td>\n                                    <td>18.1 \/ 18.1<\/td>\n                                    <td><span class=\"color-indicator\"><span class=\"color-dot color-grey\"><\/span><span class=\"color-dot color-brown\"><\/span><span class=\"color-dot color-black\"><\/span><\/span><\/td>\n                                    <td>50, 100<\/td>\n                                    <td>2-way lighting<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td class=\"td-model\">6243B1.5<\/td>\n                                    <td class=\"td-highlight td-lszh\">1.5<\/td>\n                                    <td>Solid<\/td>\n                                    <td>5.3 \u00d7 12.9<\/td>\n                                    <td class=\"td-better\">24<\/td>\n                                    <td>12.1 \/ 18.1<\/td>\n                                    <td><span class=\"color-indicator\"><span class=\"color-dot color-grey\"><\/span><span class=\"color-dot color-brown\"><\/span><span class=\"color-dot color-black\"><\/span><\/span><\/td>\n                                    <td>50, 100<\/td>\n                                    <td>Higher load 2-way<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td class=\"td-model\">6243B2.5<\/td>\n                                    <td class=\"td-highlight td-lszh\">2.5<\/td>\n                                    <td>Solid<\/td>\n                                    <td>6.0 \u00d7 14.6<\/td>\n                                    <td class=\"td-better\">33<\/td>\n                                    <td>7.41 \/ 12.1<\/td>\n                                    <td><span class=\"color-indicator\"><span class=\"color-dot color-grey\"><\/span><span class=\"color-dot color-brown\"><\/span><span class=\"color-dot color-black\"><\/span><\/span><\/td>\n                                    <td>100<\/td>\n                                    <td>Higher load circuits<\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n                    <div class=\"specs-footer\">\n                        <p><strong style=\"color: var(--accent-lszh-light);\">6243B Specifications:<\/strong> Voltage: 300\/500V | Operating Temp: -15\u00b0C to +90\u00b0C | Short Circuit: 250\u00b0C | Bending Radius: 8\u00d7D | Low Smoke Zero Halogen Thermosetting Insulation | Core Colors: Brown, Black, Grey + Earth<\/p>\n                    <\/div>\n                <\/div>\n\n                <!-- 6243Y PVC Table -->\n                <div class=\"table-section\">\n                    <div class=\"table-header\">\n                        <div>\n                            <span class=\"table-title pvc\">6243Y 3 Core &#038; Earth Standard \u4e09\u82af\u63a5\u5730\u6a19\u6e96<\/span>\n                            <p class=\"table-subtitle\">BS 6004:2012 | BASEC Approved | Standard PVC Insulation<\/p>\n                        <\/div>\n                    <\/div>\n                    <div class=\"table-wrapper\">\n                        <table class=\"table-pvc\">\n                            <thead>\n                                <tr>\n                                    <th>Product Code<br>\u7522\u54c1\u4ee3\u78bc<\/th>\n                                    <th>Core Size<br>\u82af\u7dda (mm\u00b2)<\/th>\n                                    <th>Conductor<br>\u5c0e\u9ad4\u985e\u578b<\/th>\n                                    <th>Max Diameter<br>\u6700\u5927\u76f4\u5f91 (mm)<\/th>\n                                    <th>Current<br>\u8f09\u6d41\u91cf (A)<\/th>\n                                    <th>Resistance 20\u00b0C<br>\u96fb\u963b (\u03a9\/km)<\/th>\n                                    <th>Colors<br>\u984f\u8272<\/th>\n                                    <th>Lengths<br>\u9577\u5ea6 (m)<\/th>\n                                    <th>Usage<br>\u7528\u9014<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td class=\"td-model\">6243Y1.0<\/td>\n                                    <td class=\"td-highlight td-pvc\">1.0<\/td>\n                                    <td>Solid<\/td>\n                                    <td>4.8 \u00d7 11.4<\/td>\n                                    <td class=\"td-highlight td-pvc\">16<\/td>\n                                    <td>18.1 \/ 18.1<\/td>\n                                    <td><span class=\"color-indicator\"><span class=\"color-dot color-grey\"><\/span><span class=\"color-dot color-brown\"><\/span><span class=\"color-dot color-black\"><\/span><\/span><\/td>\n                                    <td>10, 50, 100<\/td>\n                                    <td>2-way lighting<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td class=\"td-model\">6243Y1.5<\/td>\n                                    <td class=\"td-highlight td-pvc\">1.5<\/td>\n                                    <td>Solid<\/td>\n                                    <td>5.3 \u00d7 12.9<\/td>\n                                    <td class=\"td-highlight td-pvc\">20<\/td>\n                                    <td>12.1 \/ 18.1<\/td>\n                                    <td><span class=\"color-indicator\"><span class=\"color-dot color-grey\"><\/span><span class=\"color-dot color-brown\"><\/span><span class=\"color-dot color-black\"><\/span><\/span><\/td>\n                                    <td>5, 10, 50, 100<\/td>\n                                    <td>Higher load 2-way<\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n                    <div class=\"specs-footer\">\n                        <p><strong style=\"color: var(--accent-pvc-light);\">6243Y Specifications:<\/strong> Voltage: 300\/500V | Operating Temp: -15\u00b0C to +70\u00b0C | Short Circuit: 160\u00b0C | Bending Radius: 8\u00d7D | Standard PVC Insulation | Core Colors: Brown, Black, Grey + Earth<\/p>\n                    <\/div>\n                <\/div>\n            <\/section>\n\n            <!-- Selection Guide -->\n            <div class=\"selection-guide\">\n                <h3>\ud83d\udca1 Selection Guide \u9078\u64c7\u6307\u5357<\/h3>\n                <div class=\"selection-grid\">\n                    <div class=\"selection-card lszh\">\n                        <h4>\ud83d\udd25 Choose 6243B LSZH When \u9078\u64c7 6243B LSZH \u7576\uff1a<\/h4>\n                        <ul>\n                            <li>Fire safety is critical for the installation \u9632\u706b\u5b89\u5168\u5c0d\u5b89\u88dd\u81f3\u95dc\u91cd\u8981<\/li>\n                            <li>Public buildings: hospitals, schools, hotels \u516c\u5171\u5efa\u7bc9\uff1a\u91ab\u9662\u3001\u5b78\u6821\u3001\u9152\u5e97<\/li>\n                            <li>Escape route and stairwell lighting \u9003\u751f\u8def\u7dda\u53ca\u6a13\u68af\u9593\u7167\u660e<\/li>\n                            <li>High-rise residential buildings \u9ad8\u5c64\u4f4f\u5b85\u5efa\u7bc9<\/li>\n                            <li>2.5mm\u00b2 cable required for higher loads \u9700\u8981 2.5mm\u00b2 \u96fb\u7e9c\u7528\u65bc\u66f4\u9ad8\u8ca0\u8f09<\/li>\n                            <li>Higher current capacity needed \u9700\u8981\u66f4\u9ad8\u8f09\u6d41\u80fd\u529b<\/li>\n                            <li>Building regulations mandate LSZH \u5efa\u7bc9\u6cd5\u898f\u8981\u6c42\u4f4e\u7159\u7121\u9e75<\/li>\n                            <li>Sensitive electronic equipment nearby \u9644\u8fd1\u6709\u654f\u611f\u96fb\u5b50\u8a2d\u5099<\/li>\n                        <\/ul>\n                    <\/div>\n                    <div class=\"selection-card pvc\">\n                        <h4>\ud83d\udd0c Choose 6243Y PVC When \u9078\u64c7 6243Y PVC \u7576\uff1a<\/h4>\n                        <ul>\n                            <li>Cost-effectiveness is the priority \u6210\u672c\u6548\u76ca\u512a\u5148<\/li>\n                            <li>Standard domestic residential use \u6a19\u6e96\u5bb6\u7528\u4f4f\u5b85\u4f7f\u7528<\/li>\n                            <li>Private home 2-way lighting circuits \u79c1\u4eba\u4f4f\u5b85\u96d9\u5411\u7167\u660e\u96fb\u8def<\/li>\n                            <li>Low fire risk environments \u4f4e\u706b\u707d\u98a8\u96aa\u74b0\u5883<\/li>\n                            <li>1.0mm\u00b2 or 1.5mm\u00b2 sufficient for application 1.0mm\u00b2 \u6216 1.5mm\u00b2 \u8db3\u5920\u61c9\u7528<\/li>\n                            <li>Smaller length options needed (5m, 10m) \u9700\u8981\u8f03\u77ed\u9577\u5ea6\u9078\u9805<\/li>\n                            <li>DIY and home improvement projects DIY \u53ca\u5bb6\u5c45\u88dd\u4fee\u9805\u76ee<\/li>\n                            <li>Budget-conscious installations \u9810\u7b97\u6709\u9650\u7684\u5b89\u88dd<\/li>\n                        <\/ul>\n                    <\/div>\n                <\/div>\n            <\/div>\n\n            <!-- Common Features -->\n            <section>\n                <h2>Common Features \u5171\u540c\u7279\u6027<\/h2>\n                <div class=\"feature-grid\">\n                    <div class=\"feature-card\">\n                        <div class=\"feature-icon\">\ud83d\udd0c<\/div>\n                        <h4>3 Core + Earth Construction \u4e09\u82af\u63a5\u5730\u7d50\u69cb<\/h4>\n                        <p>Three insulated conductors (brown, black, grey) plus bare copper earth for 2-way switching circuits.<br>\u4e09\u6839\u7d55\u7de3\u5c0e\u9ad4\uff08\u68d5\u3001\u9ed1\u3001\u7070\uff09\u52a0\u88f8\u9285\u63a5\u5730\uff0c\u7528\u65bc\u96d9\u5411\u958b\u95dc\u96fb\u8def\u3002<\/p>\n                    <\/div>\n                    <div class=\"feature-card\">\n                        <div class=\"feature-icon\">\ud83d\udca1<\/div>\n                        <h4>2-Way Switching Ready \u96d9\u5411\u958b\u95dc\u5c31\u7dd2<\/h4>\n                        <p>Specifically designed for 2-way and intermediate lighting circuits with strapper connections.<br>\u5c08\u70ba\u96d9\u5411\u53ca\u4e2d\u9593\u7167\u660e\u96fb\u8def\u8a2d\u8a08\uff0c\u914d\u6709\u8de8\u63a5\u7dda\u9023\u63a5\u3002<\/p>\n                    <\/div>\n                    <div class=\"feature-card\">\n                        <div class=\"feature-icon\">\u2705<\/div>\n                        <h4>BASEC Approved BASEC\u8a8d\u8b49<\/h4>\n                        <p>Third-party certified ensuring consistent quality, safety and UK standards compliance.<br>\u7d93\u7b2c\u4e09\u65b9\u8a8d\u8b49\uff0c\u78ba\u4fdd\u4e00\u81f4\u7684\u54c1\u8cea\u3001\u5b89\u5168\u6027\u548c\u7b26\u5408\u82f1\u570b\u6a19\u6e96\u3002<\/p>\n                    <\/div>\n                    <div class=\"feature-card\">\n                        <div class=\"feature-icon\">\u26a1<\/div>\n                        <h4>Solid Copper Conductors \u5be6\u5fc3\u9285\u5c0e\u9ad4<\/h4>\n                        <p>High-quality solid copper conductors for excellent conductivity and reliable terminations.<br>\u512a\u8cea\u5be6\u5fc3\u9285\u5c0e\u9ad4\uff0c\u5177\u51fa\u8272\u5c0e\u96fb\u6027\u53ca\u53ef\u9760\u7aef\u63a5\u3002<\/p>\n                    <\/div>\n                    <div class=\"feature-card\">\n                        <div class=\"feature-icon\">\ud83d\udca7<\/div>\n                        <h4>Damp Location Rated \u6f6e\u6fd5\u74b0\u5883\u984d\u5b9a<\/h4>\n                        <p>Suitable for fixed installation in both dry and damp premises.<br>\u9069\u7528\u65bc\u4e7e\u71e5\u53ca\u6f6e\u6fd5\u74b0\u5883\u7684\u56fa\u5b9a\u5b89\u88dd\u3002<\/p>\n                    <\/div>\n                    <div class=\"feature-card\">\n                        <div class=\"feature-icon\">\ud83d\udd27<\/div>\n                        <h4>Versatile Installation \u591a\u7528\u9014\u5b89\u88dd<\/h4>\n                        <p>Surface clipping, cable trays, free air, conduit or trunking installation options.<br>\u53ef\u8868\u9762\u593e\u56fa\u3001\u96fb\u7e9c\u6258\u67b6\u3001\u67b6\u7a7a\u3001\u5c0e\u7ba1\u6216\u96fb\u7e9c\u69fd\u5b89\u88dd\u3002<\/p>\n                    <\/div>\n                <\/div>\n            <\/section>\n\n            <!-- Applications -->\n            <section>\n                <h2>Applications \u61c9\u7528\u9818\u57df<\/h2>\n                <div class=\"bilingual-block\">\n                    <div class=\"lang-section\">\n                        <span class=\"lang-tag lang-tag-en\">English<\/span>\n                        <p>3-core cables are essential for any installation requiring 2-way or intermediate switching, where a single light or group of lights needs to be controlled from multiple switch positions. They are commonly found in residential stairways, hallways, and large rooms, as well as commercial and public building corridors.<\/p>\n                    <\/div>\n                    <div class=\"lang-section\">\n                        <span class=\"lang-tag lang-tag-zh\">\u7e41\u9ad4\u4e2d\u6587<\/span>\n                        <p>\u4e09\u82af\u96fb\u7e9c\u5c0d\u65bc\u4efb\u4f55\u9700\u8981\u96d9\u5411\u6216\u4e2d\u9593\u958b\u95dc\u7684\u5b89\u88dd\u90fd\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\uff0c\u5176\u4e2d\u55ae\u500b\u71c8\u5177\u6216\u4e00\u7d44\u71c8\u5177\u9700\u8981\u5f9e\u591a\u500b\u958b\u95dc\u4f4d\u7f6e\u9032\u884c\u63a7\u5236\u3002\u5b83\u5011\u5e38\u898b\u65bc\u4f4f\u5b85\u6a13\u68af\u3001\u8d70\u5eca\u548c\u5927\u578b\u623f\u9593\uff0c\u4ee5\u53ca\u5546\u696d\u548c\u516c\u5171\u5efa\u7bc9\u8d70\u5eca\u3002<\/p>\n                    <\/div>\n                <\/div>\n                <div class=\"app-grid\">\n                    <span class=\"app-tag\">\ud83d\udca1 2-Way Lighting \u96d9\u5411\u7167\u660e<\/span>\n                    <span class=\"app-tag\">\ud83c\udfe0 Stairway Lighting \u6a13\u68af\u7167\u660e<\/span>\n                    <span class=\"app-tag\">\ud83d\udeaa Hallway Lighting \u8d70\u5eca\u7167\u660e<\/span>\n                    <span class=\"app-tag\">\ud83d\udecf\ufe0f Bedroom Lighting \u81e5\u5ba4\u7167\u660e<\/span>\n                    <span class=\"app-tag\">\ud83d\udecb\ufe0f Living Room Lighting \u5ba2\u5ef3\u7167\u660e<\/span>\n                    <span class=\"app-tag\">\ud83c\udfe2 Commercial Corridors \u5546\u696d\u8d70\u5eca<\/span>\n                    <span class=\"app-tag\">\ud83c\udfe5 Hospital Lighting \u91ab\u9662\u7167\u660e (6243B)<\/span>\n                    <span class=\"app-tag\">\ud83c\udfeb School Lighting \u5b78\u6821\u7167\u660e (6243B)<\/span>\n                    <span class=\"app-tag\">\ud83d\udeaa Fire Escape Routes \u6d88\u9632\u9003\u751f\u8def\u7dda (6243B)<\/span>\n                    <span class=\"app-tag\">\ud83d\udd00 Intermediate Switching \u4e2d\u9593\u958b\u95dc<\/span>\n                <\/div>\n            <\/section>\n\n            <!-- Installation Methods -->\n            <section>\n                <h2>Installation Methods \u5b89\u88dd\u65b9\u5f0f<\/h2>\n                <div class=\"install-grid\">\n                    <div class=\"install-card\">\n                        <div class=\"install-icon\">\ud83d\udcce<\/div>\n                        <h5>Surface Clipping \u8868\u9762\u593e\u56fa<\/h5>\n                        <p>Clipped to surface<br>\u593e\u56fa\u65bc\u8868\u9762<\/p>\n                    <\/div>\n                    <div class=\"install-card\">\n                        <div class=\"install-icon\">\ud83d\uddc4\ufe0f<\/div>\n                        <h5>Cable Trays \u96fb\u7e9c\u6258\u67b6<\/h5>\n                        <p>On tray systems<br>\u6258\u67b6\u7cfb\u7d71\u5b89\u88dd<\/p>\n                    <\/div>\n                    <div class=\"install-card\">\n                        <div class=\"install-icon\">\ud83d\udca8<\/div>\n                        <h5>Free Air \u67b6\u7a7a<\/h5>\n                        <p>Free air installation<br>\u67b6\u7a7a\u5b89\u88dd<\/p>\n                    <\/div>\n                    <div class=\"install-card\">\n                        <div class=\"install-icon\">\ud83d\udd27<\/div>\n                        <h5>Conduit \u5c0e\u7ba1<\/h5>\n                        <p>In conduit systems<br>\u5c0e\u7ba1\u7cfb\u7d71\u5b89\u88dd<\/p>\n                    <\/div>\n                    <div class=\"install-card\">\n                        <div class=\"install-icon\">\ud83d\udce6<\/div>\n                        <h5>Trunking \u96fb\u7e9c\u69fd<\/h5>\n                        <p>In trunking systems<br>\u96fb\u7e9c\u69fd\u7cfb\u7d71\u5b89\u88dd<\/p>\n                    <\/div>\n                    <div class=\"install-card\">\n                        <div class=\"install-icon\">\u26a0\ufe0f<\/div>\n                        <h5>Protection \u6a5f\u68b0\u4fdd\u8b77<\/h5>\n                        <p>Use conduit where damage possible<br>\u53ef\u80fd\u640d\u58de\u8655\u4f7f\u7528\u5c0e\u7ba1<\/p>\n                    <\/div>\n                <\/div>\n            <\/section>\n\n            <!-- Standards -->\n            <section>\n                <h2>Standards &#038; Compliance \u6a19\u6e96\u8207\u5408\u898f<\/h2>\n                <div class=\"standards-grid\">\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>BS 7211:2012 \u2014 Thermosetting Insulated LSZH Cables<\/strong>\n                            <p>Standard for 6243B: Cables with thermosetting insulation having low emission of smoke and corrosive gases | 6243B\u9069\u7528\u6a19\u6e96\uff1a\u71b1\u56fa\u6027\u7d55\u7de3\u96fb\u7e9c\uff0c\u4f4e\u7159\u4f4e\u8150\u8755\u6c23\u9ad4\u6392\u653e<\/p>\n                            <a href=\"https:\/\/shop.bsigroup.com\/products\/thermosetting-insulated-cables-for-voltages-of-300-500-v-and-450-750-v-for-electric-power-and-lighting-and-having-low-emission-of-smoke-and-corrosive-gases-when-affected-by-fire\" rel=\"nofollow noopener\" target=\"_blank\">BSI Shop Reference \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>BS 6004:2012 \u2014 PVC Insulated Cables<\/strong>\n                            <p>Standard for 6243Y: Electric cables PVC insulated, non-armoured for voltages up to 450\/750V | 6243Y\u9069\u7528\u6a19\u6e96\uff1aPVC\u7d55\u7de3\u975e\u93a7\u88dd\u96fb\u7e9c<\/p>\n                            <a href=\"https:\/\/shop.bsigroup.com\/products\/electric-cables-pvc-insulated-non-armoured-cables-for-voltages-up-to-and-including-450-750-v-for-electric-power-lighting-and-internal-wiring-purposes\" rel=\"nofollow noopener\" target=\"_blank\">BSI Shop Reference \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>BS 7671:2018+A2:2022 \u2014 IET Wiring Regulations<\/strong>\n                            <p>Requirements for Electrical Installations including 2-way lighting circuit design | \u96fb\u6c23\u5b89\u88dd\u8981\u6c42\uff0c\u5305\u62ec\u96d9\u5411\u7167\u660e\u96fb\u8def\u8a2d\u8a08<\/p>\n                            <a href=\"https:\/\/electrical.theiet.org\/wiring-regulations\/\" rel=\"nofollow noopener\" target=\"_blank\">IET Wiring Regulations \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>BASEC Certification \u2014 British Approvals Service for Cables<\/strong>\n                            <p>Third-party certification ensuring cable quality, safety and performance | \u7b2c\u4e09\u65b9\u8a8d\u8b49\u78ba\u4fdd\u96fb\u7e9c\u54c1\u8cea\u3001\u5b89\u5168\u53ca\u6027\u80fd<\/p>\n                            <a href=\"https:\/\/www.basec.org.uk\/\" rel=\"nofollow noopener\" target=\"_blank\">BASEC Official Website \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>ISO 9001 \u2014 Quality Management Systems<\/strong>\n                            <p>International standard for quality management | \u570b\u969b\u54c1\u8cea\u7ba1\u7406\u6a19\u6e96<\/p>\n                            <a href=\"https:\/\/www.iso.org\/iso-9001-quality-management.html\" rel=\"nofollow noopener\" target=\"_blank\">ISO Official Reference \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>IEC 60332-1 \u2014 Flame Propagation Test<\/strong>\n                            <p>Single vertical insulated wire or cable flame test | \u55ae\u6839\u5782\u76f4\u7d55\u7de3\u96fb\u7dda\u71c3\u71d2\u8a66\u9a57<\/p>\n                            <a href=\"https:\/\/webstore.iec.ch\/publication\/1479\" rel=\"nofollow noopener\" target=\"_blank\">IEC Webstore Reference \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>IEC 61034 \u2014 Smoke Density Test<\/strong>\n                            <p>Measurement of smoke density of cables (applicable to 6243B) | \u96fb\u7e9c\u7159\u5bc6\u5ea6\u6e2c\u91cf\uff08\u9069\u7528\u65bc6243B\uff09<\/p>\n                            <a href=\"https:\/\/webstore.iec.ch\/publication\/4336\" rel=\"nofollow noopener\" target=\"_blank\">IEC Webstore Reference \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                    <div class=\"standard-card\">\n                        <div class=\"standard-icon\"><\/div>\n                        <div class=\"standard-content\">\n                            <strong>IEC 60754 \u2014 Halogen Acid Gas Test<\/strong>\n                            <p>Test on gases evolved during combustion (applicable to 6243B) | \u71c3\u71d2\u6642\u91cb\u653e\u6c23\u9ad4\u6e2c\u8a66\uff08\u9069\u7528\u65bc6243B\uff09<\/p>\n                            <a href=\"https:\/\/webstore.iec.ch\/publication\/3406\" rel=\"nofollow noopener\" target=\"_blank\">IEC Webstore Reference \u2192<\/a>\n                        <\/div>\n                    <\/div>\n                <\/div>\n\n                <div class=\"references-box\">\n                    <h3>Authoritative References \u6b0a\u5a01\u53c3\u8003\u8cc7\u6599<\/h3>\n                    <ol class=\"references-list\">\n                        <li>British Standards Institution. (2012). <em>BS 7211:2012 Thermosetting insulated cables for voltages of 300\/500 V and 450\/750 V<\/em>. London: BSI. <a href=\"https:\/\/shop.bsigroup.com\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/shop.bsigroup.com\/<\/a><\/li>\n                        <li>British Standards Institution. (2012). <em>BS 6004:2012 Electric cables \u2014 PVC insulated, non-armoured cables<\/em>. London: BSI. <a href=\"https:\/\/shop.bsigroup.com\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/shop.bsigroup.com\/<\/a><\/li>\n                        <li>Institution of Engineering and Technology. (2022). <em>BS 7671:2018+A2:2022 Requirements for Electrical Installations<\/em>. London: IET. <a href=\"https:\/\/electrical.theiet.org\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/electrical.theiet.org\/<\/a><\/li>\n                        <li>British Approvals Service for Cables. (2024). <em>BASEC Certification Scheme<\/em>. Milton Keynes: BASEC. <a href=\"https:\/\/www.basec.org.uk\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/www.basec.org.uk\/<\/a><\/li>\n                        <li>International Electrotechnical Commission. (2009). <em>IEC 60332-1-2 Fire tests on cables<\/em>. Geneva: IEC. <a href=\"https:\/\/webstore.iec.ch\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/webstore.iec.ch\/<\/a><\/li>\n                        <li>International Electrotechnical Commission. (2013). <em>IEC 61034-2 Smoke density measurement<\/em>. Geneva: IEC. <a href=\"https:\/\/webstore.iec.ch\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/webstore.iec.ch\/<\/a><\/li>\n                        <li>International Electrotechnical Commission. (2014). <em>IEC 60754-1 Halogen acid gas test<\/em>. Geneva: IEC. <a href=\"https:\/\/webstore.iec.ch\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/webstore.iec.ch\/<\/a><\/li>\n                        <li>International Organization for Standardization. (2015). <em>ISO 9001:2015 Quality management systems<\/em>. Geneva: ISO. <a href=\"https:\/\/www.iso.org\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/www.iso.org\/<\/a><\/li>\n                    <\/ol>\n                <\/div>\n            <\/section>\n\n            <!-- Contact -->\n            <section class=\"contact-section\">\n                <h2>Contact Us \u806f\u7e6b\u6211\u5011<\/h2>\n                <p class=\"contact-intro\">For technical consultation, quotations, or customized 3-core cable solutions, please contact our professional team.<br>\u5982\u9700\u6280\u8853\u8aee\u8a62\u3001\u5831\u50f9\u6216\u5b9a\u88fd\u4e09\u82af\u96fb\u7e9c\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u806f\u7e6b\u6211\u5011\u7684\u5c08\u696d\u5718\u968a\u3002<\/p>\n\n                <a href=\"https:\/\/wa.me\/8613855123218\" class=\"whatsapp-cta\" rel=\"nofollow noopener\" target=\"_blank\">\n                    <svg viewBox=\"0 0 24 24\"><path d=\"M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413z\"\/><\/svg>\n                    WhatsApp: +86 138 5512 3218\n                <\/a>\n\n                <div class=\"contact-cards\">\n                    <div class=\"contact-card\">\n                        <div class=\"contact-card-icon\">\ud83d\udce7<\/div>\n                        <h4>Technical Support \u6280\u8853\u652f\u63f4<\/h4>\n                        <a href=\"mailto:tech@feichuncables.com\" rel=\"nofollow\">tech@feichuncables.com<\/a>\n                    <\/div>\n                    <div class=\"contact-card\">\n                        <div class=\"contact-card-icon\">\ud83d\udcbc<\/div>\n                        <h4>Sales &#8211; Mr. Yang \u694a\u5148\u751f<\/h4>\n                        <a href=\"mailto:zihao.yang@feichuncable.com\" rel=\"nofollow\">zihao.yang@feichuncable.com<\/a>\n                    <\/div>\n                    <div class=\"contact-card\">\n                        <div class=\"contact-card-icon\">\ud83d\udcbc<\/div>\n                        <h4>Sales &#8211; Mr. Huang \u9ec3\u5148\u751f<\/h4>\n                        <a href=\"mailto:ziyu.huang@feichuncables.com\" rel=\"nofollow\">ziyu.huang@feichuncables.com<\/a>\n                    <\/div>\n                <\/div>\n            <\/section>\n        <\/div>\n    <\/main>\n\n    <footer>\n        <div class=\"container\">\n            <p><strong>Anhui Feichun Special Cable Co., Ltd. \u5b89\u5fbd\u98db\u7d14\u7279\u7a2e\u96fb\u7e9c\u6709\u9650\u516c\u53f8<\/strong><\/p>\n            <p style=\"margin-top: 12px;\">\u00a9 2024 Feichun Cables. Professional 3 Core &#038; Earth Cable Solutions for 2-Way Lighting.<br>\u5c08\u696d\u4e09\u82af\u63a5\u5730\u96fb\u7e9c\u89e3\u6c7a\u65b9\u6848 \u2014 \u96d9\u5411\u7167\u660e\u96fb\u8def\u5c08\u7528<\/p>\n            <p class=\"footer-standards\">\n                Standards: \n                <a href=\"https:\/\/www.bsigroup.com\" rel=\"nofollow noopener\" target=\"_blank\">BSI<\/a>\n                <a href=\"https:\/\/www.basec.org.uk\" rel=\"nofollow noopener\" target=\"_blank\">BASEC<\/a>\n                <a href=\"https:\/\/electrical.theiet.org\" rel=\"nofollow noopener\" target=\"_blank\">IET<\/a>\n                <a href=\"https:\/\/www.iec.ch\" rel=\"nofollow noopener\" target=\"_blank\">IEC<\/a>\n                <a href=\"https:\/\/www.iso.org\" rel=\"nofollow noopener\" target=\"_blank\">ISO<\/a>\n            <\/p>\n        <\/div>\n    <\/footer>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"6243B, 6243B cable, 6243B LSZH, 6243B 3 core earth, 6243B1.0, 6243B1.5, 6243B2.5, 6243Y, 6243Y cable, 6243Y 3 core earth, 6243Y1.0, 6243Y1.5, 3 core and earth, 3 core earth cable, three core cable, 3C+E cable, 3 core flat cable","protected":false},"author":1,"featured_media":3412,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_singular_sidebar":"left","csco_page_header_type":"title","csco_page_load_nextpost":"","footnotes":""},"categories":[13249],"tags":[16621,16756,16620,16767,16758,16757,16784,16623,16752,16773,15987,16755,446,16753,16742,16746,16774,16744,16743,16770,16771,16747,16745,16749,16748,16754,1550,16809,16750,16751,16716,16619,4482,16734,13359,16502,14668,16781,1541,16499,16692,16498,16656,16497,16542,16653,16570,1596,16807,1128,16780,16779,16579,16806,16808,790,16775,2311,16800,16546,16812,16761,16785,11528,830,16803,652,9352,697,16504,16810,16759,4520,16764,16783,1586,16782,2287,98,16551,15229,16768,99,16772,16793,16778,16766,16708,7694,16805,16804,15849,16618,16811,16763,16786,16765,16802,16695,16801,16769,9718,1120,16762,16760,16776,2288,16795,16794,16792,16796,12895,12012,16797,16799,16798],"class_list":["post-3411","post","type-post","status-publish","format-standard","has-post-thumbnail","category-bs-british-standard-cable","tag-1-5mm-cable","tag-18th-edition","tag-1mm-cable","tag-2-gang-switch-cable","tag-2-way-switching-cable","tag-2-way-lighting-cable","tag-2-way-lighting-circuit","tag-2-5mm-cable","tag-3-core-and-earth","tag-3-core-cable-comparison","tag-3-core-earth-cable","tag-3-core-flat-cable","tag-300-500v","tag-3ce-cable","tag-6243b","tag-6243b-3-core-earth","tag-6243b-6243y-difference","tag-6243b-cable","tag-6243b-lszh","tag-6243b-or-6243y","tag-6243b-vs-6243y","tag-6243b1-0","tag-6243b1-5","tag-6243b2-5","tag-6243y","tag-6243y-3-core-earth","tag-6243y-cable","tag-6243y-pvc","tag-6243y1-0","tag-6243y1-5","tag-70c-rated","tag-90c-rated","tag-anhui-feichun","tag-approved-document-b","tag-basec-approved","tag-basec-certified","tag-basec","tag-bedroom-lighting-circuit","tag-bs-6004-cable","tag-bs-60042012","tag-bs-6004","tag-bs-7211-cable","tag-bs-7211-vs-bs-6004","tag-bs-72112012","tag-bs-7211","tag-bs-7671","tag-building-regulations-part-b","tag-cable-tray-installation","tag-commercial-corridor-cable","tag-conduit-cable","tag-corridor-lighting","tag-domestic-lighting-cable","tag-domestic-wiring","tag-emergency-escape-route-cable","tag-fire-escape-lighting","tag-fire-resistant-cable","tag-fire-safety-3-core-comparison","tag-fire-safety-cable","tag-fixed-installation","tag-free-air-cable","tag-hallway-lighting","tag-hallway-lighting-cable","tag-hallway-wiring","tag-halogen-free","tag-halogen-free-cable","tag-hospital-3-core-cable","tag-iec-60332-1","tag-iec-60754","tag-iec-61034","tag-iet-wiring-regulations","tag-intermediate-switching","tag-intermediate-switching-cable","tag-iso-9001","tag-landing-light-cable","tag-landing-lighting","tag-lighting-circuit-cable","tag-living-room-lighting","tag-low-smoke-cable","tag-low-smoke-zero-halogen","tag-lsf-cable","tag-lsoh-cable","tag-lszh-3-core","tag-lszh-cable","tag-lszh-vs-pvc-3-core","tag-lszh","tag-multipoint-switching","tag-multiway-switching","tag-nhs-lighting-cable","tag-non-toxic-cable","tag-public-building-lighting","tag-school-lighting-cable","tag-smoke-free-cable","tag-solid-conductor","tag-stairway-lighting","tag-stairway-lighting-cable","tag-stairway-wiring","tag-strapper-cable","tag-strapper-wiring","tag-surface-clip-cable","tag-switch-cable","tag-thermosetting-cable","tag-three-core-cable","tag-trunking-cable","tag-two-way-lighting","tag-two-way-switch-cable","tag-which-3-core-cable","tag-zero-halogen-cable","tag-pvc","tag-16794","tag-16792","tag-16796","tag-12895","tag-12012","tag-16797","tag-16799","tag-16798","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/3411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/comments?post=3411"}],"version-history":[{"count":1,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/3411\/revisions"}],"predecessor-version":[{"id":3413,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/3411\/revisions\/3413"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/3412"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=3411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=3411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=3411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}