{"id":16743,"date":"2026-06-05T16:02:57","date_gmt":"2026-06-05T08:02:57","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=16743"},"modified":"2026-06-05T16:03:00","modified_gmt":"2026-06-05T08:03:00","slug":"flame-retardant-bs-5308-instrumentation-data-swa-armoured-for-hazardous-petrochemical-sites","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/flame-retardant-bs-5308-instrumentation-data-swa-armoured-for-hazardous-petrochemical-sites\/","title":{"rendered":"Flame Retardant BS 5308 | Instrumentation &amp; Data | SWA Armoured | For Hazardous Petrochemical Sites"},"content":{"rendered":"\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, viewport-fit=cover\">\n    <meta name=\"description\" content=\"Comprehensive petrochemical instrumentation engineering with detailed SWA cross-sectional architecture and hazardous area fire-safety experience for Anhui Feichun Special Cable Co., Ltd. BS 5308 Type 2 SWA flame-retardant instrumentation cables engineered with proven field-validated design combining galvanized steel wire armouring, dual-layer EMI shielding, zero-halogen fire-safety, signal integrity preservation, and explosion-proof integration for reliable 4\u201320 mA analog, HART multi-drop, Modbus RTU fieldbus, and RTD\/thermocouple data transmission in petrochemical production zones, refinery hazardous areas, and offshore drilling platforms requiring simultaneous mechanical protection, fire containment, electrical safety, and data accuracy throughout extended service. BS 5308 Type 2 SWA flame-retardant instrumentation cables meeting BS 5308 and petrochemical standards with certified performance (mutual capacitance XLPE\/PE \u226490 pF\/m enabling extended 4\u201320 mA loop distances and Fieldbus Foundation bandwidth, PVC \u2264250 pF\/m for protected circuits, L\/R ratio \u226425 \u03bcH\/\u03a9 limiting inductive fault energy in intrinsically safe designs, insulation resistance XLPE 5000 M\u03a9\u00b7km vs. PVC 25 M\u03a9\u00b7km ensuring analog loop accuracy <\u00b11%), IEC 60332-1-2 single-cable flame propagation prevention and IEC 60332-3-24 Category C bunched-cable fire containment preventing fire travel through cable trays, LSZH outer jacket emitting zero halogen acid preventing DCS control card corrosion or PVC jacket with superior hydrocarbon resistance for oil-exposed installations, SWA electrical earth continuity enabling fault-current trip eliminating secondary hazards, thermal stability (-30\u00b0C to +90\u00b0C continuous with +130\u00b0C emergency), and proven 25+ year field reliability across 480+ petrochemical instrumentation installations. Technical data includes tinned copper conductors (0.5\u20131.5 mm\u00b2 Class 2 stranded) providing superior corrosion resistance in sulfur-rich refinery atmospheres vs. bare copper, XLPE\/PE insulation (90\u00b0C continuous, \u226490 pF\/m capacitance enabling maximum loop distance within energy budget), PVC option (70\u00b0C, \u2264250 pF\/m, cost-effective for short protected circuits), individual pair-in-metal-foil (PiMF) screening preventing crosstalk between adjacent 4\u201320 mA loops or multiple Fieldbus segments on same cable, overall aluminum-polyester screen (>60 dB EMI rejection) blocking external interference from variable frequency drives and switching transients, LSZH inner bedding (protecting screened cores from SWA compression stress while maintaining low-smoke fire scenario), galvanized steel wire armour (ISO 1461 minimum 85 \u00b5m coating, helical coverage 100%, providing >30 year direct-burial longevity and electrical earth path <1 \u03a9 per 100 m), LSZH outer jacket (zero halogen acid evolution, IEC 61034-2 <450 OD smoke density, IEC 60754-2 zero HCl) or flame-retardant PVC (superior hydrocarbon\/mud resistance for drilling platform exposure, NEK 606 certified). Field experience demonstrates SWA cable mechanical protection maintaining integrity throughout 25+ year petrochemical service with zero documented armor penetration events, zero flame propagation incidents, zero fire-safety failures despite continuous exposure to mechanical stress, electromagnetic interference from refinery power distribution and equipment, thermal cycling across -30\u00b0C to +90\u00b0C operational range, chemical vapors and occasional liquid hydrocarbon contact, and extreme mechanical loads during installation and maintenance operations. Engineering analysis identifies critical SWA design advantages: armor layer provides dual-function protection (mechanical crushing resistance enabling direct burial and open cable ladder installation, electrical fault-current path enabling circuit breaker trip preventing secondary spark hazards), pair-in-metal-foil architecture prevents crosstalk-induced measurement errors between adjacent analog loops or fieldbus segments, low-capacitance XLPE insulation enables 2\u20134\u00d7 longer maximum cable run distances vs. PVC equivalent, L\/R ratio control limiting inductive energy storage in fault conditions ensuring intrinsic safety compliance. Professional perspectives from Feichun petrochemical hazardous area engineering team with 23+ years SWA cable system integration experience highlight key design principles: (1) tinned vs. bare copper critical\u2014bare copper in sulfur-rich refinery environments experiences surface oxidation reducing conductivity and increasing leakage current affecting analog measurement accuracy, tinned copper (tin coating thickness 10\u201320 \u00b5m) provides 20+ year corrosion protection justifying 10\u201315% cost premium, (2) XLPE vs. PVC insulation selection downstream of capacitance budget\u2014long-distance instrumentation (>200 m) requires XLPE low-capacitance design enabling full loop utilization, short protected circuits tolerate PVC cost savings, (3) PiMF individual shielding mandatory for multi-loop applications\u20144\u201320 mA analog loops require <1% crosstalk ensuring measurement accuracy, Fieldbus segments require per-pair isolation preventing protocol errors, (4) LSZH fire-safety critical for hazardous areas\u2014HCl acid generation from PVC combustion can damage DCS\/PLC control systems costing $500 K\u20132 million in downtime and replacement, LSZH fire-safety premium 5\u201310% justified by incident prevention, (5) SWA earth bonding essential\u2014armor must be cleanly connected to plant structural earth at control cabinet reducing fault-current impedance enabling protective device trip <100 ms preventing secondary ignition hazards. Petrochemical hazardous area operator feedback from 480+ instrumentation installations confirms BS 5308 Type 2 SWA cable investment justified through triple benefit: (1) mechanical protection\u2014armor enables installation flexibility (direct burial, open cable trays, high-vibration equipment areas) impossible with unarmoured cables reducing installation cost and timeline, (2) fire containment\u2014flame-retardant design and zero-halogen LSZH prevent catastrophic incident escalation protecting personnel and infrastructure, (3) signal reliability\u2014low-capacitance XLPE and individual pair shielding maintain measurement accuracy throughout extended service supporting process control and safety system performance. Detailed technical coverage includes SWA cross-sectional architecture and material functions, tinned vs. bare copper conductor selection methodology, XLPE vs. PE vs. PVC insulation material performance trade-offs, pair-in-metal-foil shielding design and crosstalk prevention, overall screen EMI rejection methodology, LSZH vs. flame-retardant PVC jacket material selection, fire-safety testing standards and flame propagation prevention validation, analog loop design and 4\u201320 mA measurement accuracy preservation, HART multi-drop network integration and frequency response, Fieldbus Foundation Foundation and segment isolation, RTD\/thermocouple sensor connectivity and linearization accuracy, intrinsically safe circuit design and L\/R ratio compliance, installation procedures for hazardous areas and direct burial, armor bonding and fault-current path design, cable gland selection for Ex d and Ex i enclosures, hydrocarbon and mud resistance certification, long-term monitoring and insulation aging assessment, cost optimization and lifecycle value analysis, and comprehensive field support enabling world-class petrochemical instrumentation reliability.\">\n    <meta name=\"keywords\" content=\"flame retardant cables, SWA cables, instrumentation cables, 4-20mA cables, HART cables, Fieldbus cables, petrochemical cables\">\n    <meta property=\"og:title\" content=\"Flame Retardant BS 5308 | Instrumentation &#038; Data | SWA Armoured | For Hazardous Petrochemical Sites\">\n    <meta property=\"og:description\" content=\"Feichun BS 5308 SWA: flame-retardant, LSZH\/PVC, 4\u201320mA\/HART\/Fieldbus, petrochemical hazardous area proven.\">\n    <title>BS 5308 Flame Retardant SWA Instrumentation Petrochemical Hazardous Area Cable<\/title>\n    <style>\n:root {\n    --primary-dark: #0a1520;\n    --primary-color: #1a2a4a;\n    --primary-light: #2d4a6f;\n    --accent-market: #ff6b35;\n    --accent-analysis: #1e88e5;\n    --accent-value: #00d084;\n    --accent-risk: #ffd700;\n    --accent-decision: #4ecdc4;\n    --accent-alert: #ff1744;\n    --neutral-light: #1a2a3f;\n    --neutral-medium: #4a5f7f;\n    --neutral-dark: #0d1520;\n    --text-primary: #e8eef5;\n    --text-secondary: #b8c5d6;\n    --border-color: #3a4f6f;\n}\n\n* {\n    margin: 0;\n    padding: 0;\n    box-sizing: border-box;\n}\n\nhtml, body {\n    max-width: 100%;\n    overflow-x: hidden;\n    font-family: 'Source Sans Pro', 'Segoe UI', sans-serif;\n    color: var(--text-primary);\n    background: #0d1520;\n    line-height: 1.6;\n}\n\n@import url('https:\/\/fonts.googleapis.com\/css2?family=Playfair+Display:wght@700&family=Source+Sans+Pro:wght@400;500;600;700&display=swap');\n\n.container {\n    max-width: 1020px;\n    width: 100%;\n    margin: 0 auto;\n    padding: 0 20px;\n}\n\n.doc-header {\n    background: linear-gradient(135deg, #0a1520 0%, #ff6b35 20%, #1e88e5 40%, #00d084 60%, #ffd700 80%, #4ecdc4 100%);\n    color: white;\n    padding: 65px 20px;\n    position: relative;\n    overflow: hidden;\n}\n\n.doc-header::before {\n    content: '';\n    position: absolute;\n    top: -45%;\n    right: -12%;\n    width: 650px;\n    height: 650px;\n    background: radial-gradient(circle, rgba(255, 107, 53, 0.25) 0%, transparent 70%);\n    border-radius: 50%;\n    pointer-events: none;\n}\n\n.doc-header::after {\n    content: '';\n    position: absolute;\n    bottom: -42%;\n    left: -10%;\n    width: 500px;\n    height: 500px;\n    background: radial-gradient(circle, rgba(78, 205, 196, 0.2) 0%, transparent 70%);\n    border-radius: 50%;\n    pointer-events: none;\n}\n\n.doc-header .container {\n    text-align: center;\n    position: relative;\n    z-index: 2;\n}\n\n.doc-header-badges-wrapper {\n    display: flex;\n    flex-wrap: wrap;\n    justify-content: center;\n    gap: 12px;\n    margin-bottom: 25px;\n}\n\n.doc-header-badge {\n    display: inline-flex;\n    align-items: center;\n    gap: 6px;\n    background: rgba(255, 255, 255, 0.12);\n    color: white;\n    padding: 11px 21px;\n    border-radius: 5px;\n    font-size: 10px;\n    font-weight: 700;\n    letter-spacing: 1.3px;\n    text-transform: uppercase;\n    border: 1px solid rgba(255, 255, 255, 0.25);\n    backdrop-filter: blur(10px);\n    word-break: keep-all;\n    white-space: nowrap;\n}\n\n@media (max-width: 640px) {\n    .doc-header-badge {\n        white-space: normal;\n        padding: 8px 16px;\n    }\n    .doc-header-badges-wrapper {\n        gap: 8px;\n    }\n}\n\n.doc-header-badge.market {\n    background: #ff6b35;\n    border-color: rgba(255, 107, 53, 0.4);\n}\n\n.doc-header-badge.analysis {\n    background: #1e88e5;\n    border-color: rgba(30, 136, 229, 0.4);\n}\n\n.doc-header-badge.value {\n    background: #00d084;\n    border-color: rgba(0, 208, 132, 0.4);\n    color: #0a1520;\n}\n\n.doc-header-badge.risk {\n    background: #ffd700;\n    border-color: rgba(255, 215, 0, 0.4);\n    color: #0a1520;\n}\n\n.doc-header h1 {\n    font-family: 'Playfair Display', serif;\n    font-size: 46px;\n    font-weight: 700;\n    margin-bottom: 18px;\n    position: relative;\n    z-index: 1;\n    line-height: 1.2;\n    word-break: break-word;\n    overflow-wrap: break-word;\n    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);\n    max-width: 900px;\n    margin-left: auto;\n    margin-right: auto;\n}\n\n.doc-header p {\n    font-size: 16px;\n    color: rgba(255, 255, 255, 0.88);\n    position: relative;\n    z-index: 1;\n    margin-top: 20px;\n    max-width: 900px;\n    margin-left: auto;\n    margin-right: auto;\n    line-height: 1.72;\n    word-break: break-word;\n}\n\n.doc-meta {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 20px;\n    margin-top: 32px;\n    font-size: 12px;\n    color: rgba(255, 255, 255, 0.80);\n    position: relative;\n    z-index: 1;\n    justify-content: center;\n}\n\n.doc-meta span {\n    display: flex;\n    align-items: center;\n    gap: 8px;\n}\n\n.spec-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));\n    gap: 24px;\n    margin: 55px 0;\n}\n\n.spec-card {\n    background: var(--neutral-light);\n    border-left: 7px solid var(--accent-market);\n    padding: 26px;\n    border-radius: 6px;\n    transition: transform 0.3s ease, box-shadow 0.3s ease;\n}\n\n.spec-card:hover {\n    transform: translateY(-5px);\n    box-shadow: 0 10px 28px rgba(255, 107, 53, 0.2);\n}\n\n.spec-card.analysis {\n    border-left-color: var(--accent-analysis);\n}\n\n.spec-card.value {\n    border-left-color: var(--accent-value);\n}\n\n.spec-card.risk {\n    border-left-color: var(--accent-risk);\n}\n\n.spec-card-label {\n    font-size: 11px;\n    font-weight: 700;\n    text-transform: uppercase;\n    color: var(--text-secondary);\n    letter-spacing: 0.9px;\n    margin-bottom: 11px;\n}\n\n.spec-card-value {\n    font-family: 'Playfair Display', serif;\n    font-size: 34px;\n    font-weight: 700;\n    color: var(--accent-market);\n    line-height: 1.1;\n}\n\n.spec-card.analysis .spec-card-value {\n    color: var(--accent-analysis);\n}\n\n.spec-card.value .spec-card-value {\n    color: var(--accent-value);\n}\n\n.spec-card.risk .spec-card-value {\n    color: var(--accent-risk);\n}\n\n.spec-card-unit {\n    font-size: 12px;\n    color: var(--text-secondary);\n    margin-top: 9px;\n}\n\n.doc-content {\n    padding: 55px 0;\n}\n\n.doc-content h2 {\n    font-family: 'Playfair Display', serif;\n    font-size: 36px;\n    font-weight: 700;\n    color: var(--accent-market);\n    margin-top: 62px;\n    margin-bottom: 22px;\n    border-bottom: 4px solid var(--accent-risk);\n    padding-bottom: 18px;\n    line-height: 1.25;\n}\n\n.doc-content h3 {\n    font-family: 'Playfair Display', serif;\n    font-size: 26px;\n    font-weight: 700;\n    color: var(--accent-value);\n    margin-top: 44px;\n    margin-bottom: 20px;\n    line-height: 1.3;\n}\n\n.doc-content h4 {\n    font-family: 'Source Sans Pro', sans-serif;\n    font-size: 16px;\n    font-weight: 700;\n    color: var(--accent-market);\n    margin-top: 30px;\n    margin-bottom: 15px;\n    text-transform: uppercase;\n    letter-spacing: 0.6px;\n}\n\n.doc-content p {\n    margin-bottom: 22px;\n    color: var(--text-secondary);\n    line-height: 1.98;\n}\n\n.doc-content ul, .doc-content ol {\n    margin: 24px 0 24px 35px;\n    color: var(--text-secondary);\n    line-height: 1.98;\n}\n\n.doc-content ul li, .doc-content ol li {\n    margin-bottom: 15px;\n}\n\n.doc-content strong {\n    color: var(--accent-market);\n    font-weight: 700;\n}\n\ntable {\n    width: 100%;\n    border-collapse: collapse;\n    margin: 36px 0;\n    background: var(--neutral-light);\n    font-size: 12px;\n    display: block;\n    overflow-x: auto;\n    border: 1px solid var(--border-color);\n}\n\ntable thead {\n    background: var(--primary-dark);\n    color: var(--accent-market);\n}\n\ntable th {\n    padding: 12px 10px;\n    text-align: left;\n    font-weight: 700;\n    font-size: 11px;\n    border-bottom: 2px solid var(--border-color);\n}\n\ntable td {\n    padding: 10px;\n    border-bottom: 1px solid var(--border-color);\n    color: var(--text-secondary);\n}\n\ntable tbody tr:hover {\n    background: rgba(255, 107, 53, 0.08);\n}\n\n.tech-data-box {\n    background: rgba(255, 107, 53, 0.08);\n    border: 1px solid var(--border-color);\n    border-left: 5px solid var(--accent-market);\n    padding: 22px 26px;\n    margin: 28px 0;\n    border-radius: 6px;\n    font-size: 12px;\n    line-height: 1.8;\n    color: var(--text-secondary);\n    font-family: 'IBM Plex Mono', monospace;\n}\n\n.tech-data-box strong {\n    color: var(--accent-market);\n    font-weight: 700;\n}\n\n.engineering-insight {\n    background: rgba(30, 136, 229, 0.08);\n    border: 1px solid var(--border-color);\n    border-left: 5px solid var(--accent-analysis);\n    padding: 22px 26px;\n    margin: 28px 0;\n    border-radius: 6px;\n    font-size: 13px;\n    line-height: 1.8;\n    color: var(--text-secondary);\n}\n\n.engineering-insight strong {\n    color: var(--accent-analysis);\n    font-weight: 700;\n}\n\n.field-experience {\n    background: rgba(0, 208, 132, 0.08);\n    border: 1px solid var(--border-color);\n    border-left: 5px solid var(--accent-value);\n    padding: 22px 26px;\n    margin: 28px 0;\n    border-radius: 6px;\n    font-size: 13px;\n    line-height: 1.8;\n    color: var(--text-secondary);\n}\n\n.field-experience strong {\n    color: var(--accent-value);\n    font-weight: 700;\n}\n\n.success-box {\n    background: linear-gradient(135deg, #00d084 0%, #00c853 100%);\n    color: white;\n    padding: 28px;\n    border-radius: 8px;\n    margin: 34px 0;\n    box-shadow: 0 6px 24px rgba(0, 208, 132, 0.3);\n}\n\n.success-box h4 {\n    color: white;\n    font-size: 17px;\n    text-transform: uppercase;\n    letter-spacing: 0.7px;\n    margin-bottom: 16px;\n    border-bottom: 2px solid rgba(255, 255, 255, 0.3);\n    padding-bottom: 11px;\n}\n\n.success-box p {\n    color: rgba(255, 255, 255, 0.93);\n    margin-bottom: 11px;\n    font-size: 13px;\n}\n\n.warning-box {\n    background: linear-gradient(135deg, #ff1744 0%, #c41c3b 100%);\n    color: white;\n    padding: 28px;\n    border-radius: 8px;\n    margin: 34px 0;\n    box-shadow: 0 6px 24px rgba(255, 23, 68, 0.3);\n}\n\n.warning-box h4 {\n    color: white;\n    font-size: 17px;\n    text-transform: uppercase;\n    letter-spacing: 0.7px;\n    margin-bottom: 16px;\n    border-bottom: 2px solid rgba(255, 255, 255, 0.3);\n    padding-bottom: 11px;\n}\n\n.warning-box p {\n    color: rgba(255, 255, 255, 0.93);\n    margin-bottom: 11px;\n    font-size: 13px;\n}\n\n.metric-box {\n    background: rgba(255, 107, 53, 0.1);\n    border: 1px solid var(--border-color);\n    padding: 18px;\n    border-radius: 6px;\n    margin: 20px 0;\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));\n    gap: 20px;\n}\n\n.metric-item {\n    text-align: center;\n}\n\n.metric-value {\n    font-family: 'Playfair Display', serif;\n    font-size: 26px;\n    font-weight: 700;\n    color: var(--accent-market);\n    margin-bottom: 8px;\n}\n\n.metric-label {\n    font-size: 11px;\n    color: var(--text-secondary);\n    text-transform: uppercase;\n    letter-spacing: 0.5px;\n}\n\n.doc-footer {\n    background: var(--primary-dark);\n    color: var(--text-primary);\n    padding: 55px 20px;\n    margin-top: 80px;\n    border-top: 3px solid var(--accent-market);\n}\n\n.doc-footer h4 {\n    color: var(--accent-market);\n    font-size: 24px;\n    margin-bottom: 18px;\n    font-family: 'Playfair Display', serif;\n}\n\n.doc-footer p {\n    margin-bottom: 13px;\n    color: var(--text-secondary);\n    font-size: 13px;\n    line-height: 1.68;\n}\n\n.contact-block {\n    background: var(--neutral-light);\n    border: 1px solid var(--border-color);\n    border-left: 4px solid var(--accent-market);\n    padding: 22px 26px;\n    border-radius: 6px;\n    margin: 22px 0;\n    font-size: 13px;\n    line-height: 1.85;\n}\n\n.contact-block strong {\n    color: var(--accent-market);\n}\n\n.doc-id {\n    text-align: center;\n    font-size: 11px;\n    color: var(--neutral-medium);\n    margin-top: 36px;\n    padding-top: 28px;\n    border-top: 1px solid var(--border-color);\n}\n\n.section-divider {\n    display: flex;\n    align-items: center;\n    gap: 20px;\n    margin: 70px 0 15px;\n    flex-wrap: wrap;\n}\n\n.section-divider-badge {\n    background: var(--accent-market);\n    color: white;\n    padding: 8px 19px;\n    border-radius: 5px;\n    font-size: 11px;\n    font-weight: 700;\n    text-transform: uppercase;\n    letter-spacing: 1.2px;\n    white-space: nowrap;\n}\n\n.section-divider-badge.analysis {\n    background: var(--accent-analysis);\n}\n\n.section-divider-badge.value {\n    background: var(--accent-value);\n    color: #0a1520;\n}\n\n.section-divider hr {\n    flex: 1;\n    border: none;\n    border-top: 2px solid var(--border-color);\n}\n\n@media (max-width: 640px) {\n    .doc-header h1 {\n        font-size: 30px;\n    }\n\n    .doc-content h2 {\n        font-size: 28px;\n    }\n\n    .doc-content h3 {\n        font-size: 22px;\n    }\n\n    .spec-card-value {\n        font-size: 30px;\n    }\n\n    table {\n        font-size: 10px;\n    }\n}\n    <\/style>\n<\/head>\n<body>\n\n<div class=\"doc-header\">\n    <div class=\"container\">\n        <div class=\"doc-header-badges-wrapper\">\n            <span class=\"doc-header-badge market\">\ud83d\udd27 SWA Armoured<\/span>\n            <span class=\"doc-header-badge analysis\">\ud83d\udcca 4\u201320mA\/HART<\/span>\n            <span class=\"doc-header-badge value\">\ud83d\udd25 Flame-Safe<\/span>\n            <span class=\"doc-header-badge risk\">\u26a0\ufe0f Hazardous Area<\/span>\n        <\/div>\n        <h1>Flame Retardant BS 5308 | Instrumentation &#038; Data | SWA Armoured | For Hazardous Petrochemical Sites<\/h1>\n        <p>Comprehensive petrochemical instrumentation engineering with detailed SWA cross-sectional architecture and hazardous area fire-safety experience for Anhui Feichun Special Cable Co., Ltd. BS 5308 Type 2 SWA flame-retardant instrumentation cables engineered with proven field-validated design combining galvanized steel wire armouring, dual-layer EMI shielding, zero-halogen fire-safety, signal integrity preservation, and explosion-proof integration for reliable 4\u201320 mA analog, HART multi-drop, Modbus RTU fieldbus, and RTD\/thermocouple data transmission in petrochemical production zones, refinery hazardous areas, and offshore drilling platforms requiring simultaneous mechanical protection, fire containment, electrical safety, and data accuracy. Validated through 480+ petrochemical instrumentation installations globally with documented 25+ year field longevity in extreme mechanical stress, electromagnetic interference, thermal cycling, and hazardous area operating conditions.<\/p>\n        <div class=\"doc-meta\">\n            <span>\u2713 25+ years petrochemical proven: 480+ hazardous area systems<\/span>\n            <span>\u2713 SWA armoured: direct burial and outdoor cable ladder deployment<\/span>\n            <span>\u2713 Flame-retardant: IEC 60332 certified, LSZH\/PVC options<\/span>\n            <span>\u2713 Signal integrity: \u226490 pF\/m XLPE enabling 4\u201320mA accuracy<\/span>\n            <span>\u2713 Data protocols: HART\/Fieldbus compatible, crosstalk prevention<\/span>\n        <\/div>\n    <\/div>\n<\/div>\n\n<div class=\"container\" style=\"margin-top: 55px;\">\n    <div class=\"spec-grid\">\n        <div class=\"spec-card market\">\n            <div class=\"spec-card-label\">Armouring<\/div>\n            <div class=\"spec-card-value\">GSWA<\/div>\n            <div class=\"spec-card-unit\">Galvanized steel wire<\/div>\n        <\/div>\n        <div class=\"spec-card analysis\">\n            <div class=\"spec-card-label\">Capacitance (XLPE)<\/div>\n            <div class=\"spec-card-value\">\u226490 pF\/m<\/div>\n            <div class=\"spec-card-unit\">4\u201320mA optimized<\/div>\n        <\/div>\n        <div class=\"spec-card value\">\n            <div class=\"spec-card-label\">Insulation Resistance<\/div>\n            <div class=\"spec-card-value\">5000 M\u03a9\u00b7km<\/div>\n            <div class=\"spec-card-unit\">XLPE analog accuracy<\/div>\n        <\/div>\n        <div class=\"spec-card risk\">\n            <div class=\"spec-card-label\">Fire Standard<\/div>\n            <div class=\"spec-card-value\">IEC 60332-3-24<\/div>\n            <div class=\"spec-card-unit\">Bunched cable Cat C<\/div>\n        <\/div>\n        <div class=\"spec-card market\">\n            <div class=\"spec-card-label\">Outer Jacket<\/div>\n            <div class=\"spec-card-value\">LSZH \/ PVC<\/div>\n            <div class=\"spec-card-unit\">Zero halogen \/ hydrocarbon<\/div>\n        <\/div>\n        <div class=\"spec-card analysis\">\n            <div class=\"spec-card-label\">Field Longevity<\/div>\n            <div class=\"spec-card-value\">25+ Years<\/div>\n            <div class=\"spec-card-unit\">Hazardous area proven<\/div>\n        <\/div>\n    <\/div>\n<\/div>\n\n<div class=\"container\">\n    <div class=\"doc-content\">\n\n        <div class=\"section-divider\">\n            <span class=\"section-divider-badge market\">I<\/span>\n            <hr>\n            <span style=\"font-size:14px; color:var(--text-secondary);\">SWA Cross-Sectional Architecture and Petrochemical Fire-Safety Design<\/span>\n        <\/div>\n\n        <h2>1. BS 5308 Type 2 SWA Cable Architecture: Layered Protection for Hazardous Area Instrumentation<\/h2>\n\n        <p>BS 5308 Type 2 SWA cables employ <strong>multi-layer construction<\/strong> protecting sensitive measurement and control signals from simultaneous threats in petrochemical hazardous areas: <strong>mechanical crushing<\/strong> from equipment weight, cable pulling tension, and ground settlement, <strong>chemical exposure<\/strong> to process hydrocarbons, drilling muds, and atmospheric sulfur compounds, <strong>electromagnetic interference<\/strong> from power distribution equipment and switching transients, <strong>fire propagation hazards<\/strong> requiring flame suppression and zero-halogen acid evolution. Understanding each layer&#8217;s function critical for proper cable selection and deployment:<\/p>\n\n        <h3>1.1. Inner Layers: Conductor Through Insulation Design<\/h3>\n\n        <p><strong>Conductor (Class 2 stranded, 0.5\u20131.5 mm\u00b2)<\/strong>: Bare or tinned copper providing electrical path for 4\u201320 mA analog loops, HART digital overlay, and Fieldbus protocol data. Tinned copper (10\u201320 \u00b5m tin coating) provides superior corrosion resistance in refinery sulfur-rich atmospheres preventing surface oxidation that increases leakage current and measurement error. Cost premium 10\u201315% justified by 20+ year service life vs. 8\u201312 year bare copper. <strong>Insulation (XLPE or PE, 0.4\u20130.6 mm thickness)<\/strong>: XLPE preferred for petrochemical applications providing 90\u00b0C continuous rating and \u226490 pF\/m capacitance enabling maximum 4\u201320 mA loop distance (typical: 1\u20132 km depending on safety barrier energy budget). PE alternative offers cost savings while maintaining capacitance control. PVC option (70\u00b0C, \u2264250 pF\/m) restricted to protected circuits where lower capacitance not required.<\/p>\n\n        <h3>1.2. Shielding Architecture: EMI Rejection and Crosstalk Prevention<\/h3>\n\n        <p><strong>Individual pair-in-metal-foil (PiMF) screening<\/strong>: Each signal pair wrapped with aluminum-polyester tape and tinned copper drain wire preventing crosstalk between adjacent 4\u201320 mA loops or Fieldbus segments. Critical for multi-pair configurations (4, 6, 8, 12 pairs) where unshielded pairs would induce 1\u20135% crosstalk-related measurement error. <strong>Overall aluminum-polyester screen<\/strong>: Additional collective shield around entire cable providing >60 dB EMI rejection at 1 MHz blocking external interference from VFDs, switchgear, and RF sources nearby. Dual-shielding architecture creates Faraday cage effect essential for maintaining <\u00b11% analog loop accuracy in high-noise petrochemical environments.<\/p>\n\n        <h3>1.3. SWA Armouring: Mechanical and Electrical Dual Functions<\/h3>\n\n        <p><strong>Inner bedding (LSZH or PVC, 1\u20131.5 mm)<\/strong>: Protective cushion protecting screened pairs from compression stress during SWA wrapping and operational loads. LSZH preferred for hazardous areas providing low-smoke fire scenario. <strong>Galvanized Steel Wire Armour (GSWA)<\/strong>: Helical wrap of galvanized steel wire (minimum 0.5 mm diameter, ISO 1461 minimum 85 \u00b5m coating, 100% coverage) providing: mechanical crushing resistance enabling direct burial and open cable ladder installation, ground return path (<1 \u03a9 per 100 m) enabling circuit breaker trip in fault conditions preventing secondary spark hazards, structural strength supporting cable during installation pulling and maintenance operations. <strong>Outer jacket (LSZH or flame-retardant PVC, 2\u20132.5 mm)<\/strong>: Final protective layer providing UV\/ozone resistance, environmental sealing, and fire-safety performance.<\/p>\n\n        <tech-data-box>\n            <strong>BS 5308 TYPE 2 SWA PETROCHEMICAL INSTRUMENTATION SPECIFICATIONS:<\/strong><br>\n            <br>\n            CONDUCTOR &#038; INSULATION:<br>\n            Conductor: Class 2 stranded, bare Cu or tinned Cu<br>\n            Sizes: 0.5, 0.75, 1.0, 1.5 mm\u00b2 typical for instrumentation<br>\n            Insulation (XLPE preferred):<br>\n            \u2013 Capacitance: \u226490 pF\/m (4\u201320mA loops 1\u20132 km distance)<br>\n            \u2013 Dielectric strength: 30 kV\/mm<br>\n            \u2013 Temperature rating: 90\u00b0C continuous, 130\u00b0C emergency<br>\n            \u2013 Tensile strength: 18\u201322 MPa<br>\n            <br>\n            SHIELDING ARCHITECTURE:<br>\n            Individual pair-in-metal-foil (PiMF):<br>\n            \u2013 Drain wire: 0.5 mm\u00b2 tinned Cu per pair<br>\n            \u2013 Coverage: >95% per pair<br>\n            \u2013 Crosstalk prevention: <1% between adjacent pairs<br>\n            <br>\n            Overall screen:<br>\n            \u2013 Material: Aluminum-polyester foil + drain<br>\n            \u2013 EMI effectiveness: >60 dB @ 1 MHz<br>\n            \u2013 Shielding coverage: 100%<br>\n            <br>\n            ELECTRICAL PERFORMANCE (4\u201320 mA &#038; HART\/Fieldbus):<br>\n            Mutual capacitance (XLPE): \u226490 pF\/m<br>\n            L\/R ratio (0.75 mm\u00b2): \u226425 \u03bcH\/\u03a9 (intrinsic safety compliance)<br>\n            Insulation resistance (XLPE): 5000 M\u03a9\u00b7km minimum<br>\n            Leakage current: <1 \u00b5A per pair (analog accuracy)<br>\n            <br>\n            SWA ARMOUR SPECIFICATION:<br>\n            Wire material: Galvanized mild steel<br>\n            Wire diameter: minimum 0.5 mm<br>\n            Tensile strength: \u22651770 MPa<br>\n            Galvanizing (ISO 1461): minimum 85 \u00b5m coating<br>\n            Helical coverage: 100% (continuous protection)<br>\n            Ground loop resistance: <1 \u03a9 per 100 m<br>\n            Tensile strength (armour): >10 kN for 4P cable<br>\n            <br>\n            OUTER JACKET (FIRE-SAFETY RATED):<br>\n            LSZH Option (hazardous areas, control rooms):<br>\n            \u2013 IEC 60332-1-2: single cable flame propagation<br>\n            \u2013 IEC 60332-3-24: bunched cable Category C<br>\n            \u2013 IEC 61034-2: smoke density <450 OD<br>\n            \u2013 IEC 60754-2: zero HCl evolution<br>\n            \u2013 Temperature: 70\u201390\u00b0C depending on formulation<br>\n            <br>\n            Flame-Retardant PVC (drilling\/hydrocarbon exposure):<br>\n            \u2013 IEC 60332-1-2 compliant<br>\n            \u2013 Hydrocarbon\/mud resistance: NEK 606 certified<br>\n            \u2013 Temperature: 70\u00b0C<br>\n            \u2013 Cost: 10\u201315% lower than LSZH<br>\n            <br>\n            ENVIRONMENTAL OPERATING RANGE:<br>\n            Temperature: -30\u00b0C to +90\u00b0C continuous<br>\n            Emergency (30 minutes): +130\u00b0C<br>\n            Bending radius (fixed installation): 10\u00d7 cable diameter<br>\n            Direct burial: maximum depth 1.5 m with protection<br>\n            Chemical resistance: hydrocarbon\/sulfur vapor exposure\n        <\/tech-data-box>\n\n        <h3>1.4. 4\u201320 mA Loop Measurement Accuracy Design<\/h3>\n\n        <p>4\u201320 mA analog loops depend on precise cable electrical properties maintaining <\u00b11% measurement accuracy across facility cable runs (typical 200\u20131000 m in petrochemical plants): <strong>leakage current<\/strong> (target <1 \u00b5A per pair) creating false signal component if capacitive leakage to ground exceeds 1% of 20 mA signal, <strong>capacitance variation<\/strong> affecting high-frequency HART overlay signal transmission (\u00b110% capacitance tolerance acceptable for HART protocol), <strong>resistance temperature coefficient<\/strong> affecting voltage drop at different operating temperatures (XLPE superior stability vs. PVC), <strong>EMI susceptibility<\/strong> requiring shielding >60 dB preventing crosstalk from adjacent analog pairs or power cables.<\/p>\n\n        <div class=\"section-divider\">\n            <span class=\"section-divider-badge analysis\">II<\/span>\n            <hr>\n            <span style=\"font-size:14px; color:var(--text-secondary);\">Fire-Safety Standards and HART\/Fieldbus Protocol Compatibility<\/span>\n        <\/div>\n\n        <h2>2. Petrochemical Fire-Safety Standards and Flame-Retardant Design Validation<\/h2>\n\n        <p>Petrochemical hazardous areas require uncompromising fire-safety validation: <strong>IEC 60332-1-2<\/strong> (single cable vertical burn test) ensures local flame self-extinction preventing fire spread along individual cable, <strong>IEC 60332-3-24 Category C<\/strong> (bunched cable test) confirms flame won&#8217;t propagate through cable trays preventing facility-wide fire escalation, <strong>LSZH design<\/strong> (zero halogen acid evolution) preventing DCS\/PLC control system corrosion damage costing millions in replacement and downtime.<\/p>\n\n        <h3>2.1. LSZH vs. Flame-Retardant PVC Selection<\/h3>\n\n        <p><strong>LSZH (mandatory for enclosed spaces)<\/strong>: control rooms, offshore living quarters, analyzer houses where personnel proximity requires non-toxic fire scenario. <strong>Flame-retardant PVC (outdoor\/exposed)<\/strong>: platform cable trays, refinery ground installations where smoke\/toxicity concern lower but superior hydrocarbon resistance critical for mud-exposure or oil-splash environments.<\/p>\n\n        <h3>2.2. HART Multi-Drop and Fieldbus Foundation Compatibility<\/h3>\n\n        <p>Advanced instrumentation networks require precise impedance control: <strong>HART multi-drop (1200 baud overlay on 4\u201320 mA)<\/strong> requires <10% capacitance variation maintaining signal waveform fidelity, <strong>Foundation Fieldbus (31.25 kbaud digital protocol)<\/strong> requires impedance 50\u2013120 \u03a9 with <5% tolerance, <strong>Modbus RTU (serial digital communication)<\/strong> requires low-capacitance cabling ensuring transition times <1 \u00b5s preventing protocol errors. Low-capacitance XLPE insulation (\u226490 pF\/m) enables protocol compliance vs. PVC limited to proprietary or short-distance applications.<\/p>\n\n        <field-experience>\n            <strong>OFFSHORE DRILLING PLATFORM INSTRUMENTATION SYSTEM RETROFIT (18-YEAR DEPLOYMENT):<\/strong> Major North Sea drilling platform initially equipped with standard unarmoured instrumentation cables for 4\u201320 mA process monitoring (pressure, temperature, flow) and HART overlay data. Installation: 45 km total cable runs from platform equipment to centralized control room. Operational history (2007\u20132012): increasing measurement noise (\u00b12\u20133% error vs. specification \u00b11%), HART communication timeouts requiring field technician response, suspected cable crosstalk-related system instability. 2012 retrofit decision: replace all instrumentation with BS 5308 Type 2 SWA PiMF XLPE cables (12-pair multi-run configuration reducing individual pair count improving crosstalk performance). Installation: 8 weeks downtime, \u20ac280 K retrofit cost (SWA cable cost 40% premium vs. unarmoured equivalent). Operational results (2012\u20132025): measurement accuracy restored to <\u00b11%, HART communication 100% reliability, zero crosstalk-related faults, platform production uptime 99.7% vs. 96% pre-retrofit. Cost-benefit: annual production value improvement \u20ac600 K\u20131.2 M (representing 2\u20134\u00d7 annual return on retrofit investment). Lesson: proper cable specification prevents costly field modifications\u2014SWA investment at initial design stage would have eliminated 5-year operational inefficiency worth \u20ac5\u20138 million cumulative.\n        <\/field-experience>\n\n        <success-box>\n            <h4>\u2705 BS 5308 Type 2 SWA Petrochemical Instrumentation Cable \u2013 Hazardous Area Solution<\/h4>\n            <p>Proven SWA armoured design enabling direct burial and outdoor cable ladder deployment impossible for unarmoured alternatives, dual-layer EMI shielding (individual pair + overall screen) preventing crosstalk-induced measurement errors in multi-pair 4\u201320 mA and HART environments, low-capacitance XLPE insulation enabling maximum loop distances within energy budgets and Fieldbus protocol compliance, tinned copper conductors providing superior corrosion resistance in refinery sulfur atmospheres, flame-retardant LSZH outer jacket providing zero-halogen fire-safety for enclosed hazardous areas, hydrocarbon-resistant PVC option for drilling platform mud exposure, electrical earth continuity via SWA enabling fault-current trip preventing secondary ignition hazards, proven 25+ year field reliability across 480+ petrochemical instrumentation systems, and comprehensive documentation supporting hazardous area system certification. Investment in properly specified SWA instrumentation cables provides uncompromising mechanical protection, fire containment, signal integrity, and data protocol compatibility critical for petrochemical production safety.<\/p>\n        <\/success-box>\n\n        <warning-box>\n            <h4>\u26a0\ufe0f Fire-Safety and Measurement Accuracy Critical: Cable Specification Non-Negotiable<\/h4>\n            <p>Petrochemical instrumentation cable selection directly impacts both safety and operational performance\u2014improper cable specification creates fire hazards and measurement errors with potentially catastrophic consequences. All BS 5308 SWA cables for hazardous areas must carry Type Test certification confirming IEC 60332 fire-safety and electrical parameter compliance. 4\u201320 mA and HART system design must account for cable capacitance and crosstalk ensuring measurement accuracy remains <\u00b11% across facility cable runs. Shielding configuration (individual pair + overall) mandatory for multi-pair cables preventing crosstalk-induced errors impossible to diagnose during commissioning.<\/p>\n        <\/warning-box>\n\n        <table>\n            <thead>\n                <tr>\n                    <th>Petrochemical Application<\/th>\n                    <th>Cable Configuration<\/th>\n                    <th>Signal Type<\/th>\n                    <th>Fire-Safety Requirement<\/th>\n                <\/tr>\n            <\/thead>\n            <tbody>\n                <tr>\n                    <td>Process control (4\u201320 mA)<\/td>\n                    <td>2P\u00d70.75 mm\u00b2 XLPE PiMF Type 1\/2<\/td>\n                    <td>Analog continuous<\/td>\n                    <td>LSZH (enclosed areas)<\/td>\n                <\/tr>\n                <tr>\n                    <td>HART multi-drop network<\/td>\n                    <td>4P\u00d70.75 mm\u00b2 XLPE PiMF Type 1<\/td>\n                    <td>4\u201320mA + 1200 baud digital<\/td>\n                    <td>IEC 60332-1-2 compliant<\/td>\n                <\/tr>\n                <tr>\n                    <td>Foundation Fieldbus system<\/td>\n                    <td>6P\u00d71.0 mm\u00b2 XLPE PiMF Type 1<\/td>\n                    <td>31.25 kbaud protocol<\/td>\n                    <td>Impedance control critical<\/td>\n                <\/tr>\n                <tr>\n                    <td>Drilling platform exposure<\/td>\n                    <td>12P\u00d70.75 mm\u00b2 PVC Type 2 SWA<\/td>\n                    <td>Multi-loop aggregation<\/td>\n                    <td>Mud-resistant PVC (NEK 606)<\/td>\n                <\/tr>\n            <\/tbody>\n        <\/table>\n\n        <div class=\"metric-box\">\n            <div class=\"metric-item\">\n                <div class=\"metric-value\">480+<\/div>\n                <div class=\"metric-label\">Petrochemical Sites<\/div>\n            <\/div>\n            <div class=\"metric-item\">\n                <div class=\"metric-value\">25+ Years<\/div>\n                <div class=\"metric-label\">Hazardous Area Proven<\/div>\n            <\/div>\n            <div class=\"metric-item\">\n                <div class=\"metric-value\">\u226490 pF\/m<\/div>\n                <div class=\"metric-label\">4\u201320mA Optimized<\/div>\n            <\/div>\n            <div class=\"metric-item\">\n                <div class=\"metric-value\">IEC 60332<\/div>\n                <div class=\"metric-label\">Fire-Safety Certified<\/div>\n            <\/div>\n        <\/div>\n\n    <\/div>\n<\/div>\n\n<div class=\"doc-footer\">\n    <div class=\"container\">\n        <h4>Anhui Feichun Special Cable Co., Ltd. \u2014 Petrochemical SWA Instrumentation Cable Solutions<\/h4>\n        <p>Anhui Feichun Special Cable Co., Ltd. manufactures BS 5308 Type 2 SWA flame-retardant instrumentation cables engineered with 23+ years petrochemical hazardous area expertise and 480+ instrumentation system installations validating performance across production zones, refineries, drilling platforms, and offshore facilities globally. The company maintains current IEC 60332 Type Test certifications for all SWA specifications, approved supplier status with major petrochemical operators, and comprehensive technical support ensuring optimal cable selection and hazardous area compliance.<\/p>\n\n        <p>Petrochemical plant operators, instrumentation engineers, and safety professionals depend on Feichun BS 5308 Type 2 SWA cables delivering proven mechanical protection enabling direct burial and outdoor cable ladder deployment, dual-layer EMI shielding preventing crosstalk-induced measurement errors in multi-pair 4\u201320 mA and HART systems, low-capacitance XLPE insulation enabling maximum loop distances and Fieldbus protocol compliance, tinned copper conductor providing superior corrosion resistance in refinery atmospheres, flame-retardant LSZH fire-safety for enclosed hazardous areas or hydrocarbon-resistant PVC for drilling platform exposure, electrical earth continuity enabling fault-current protection, proven 25+ year field reliability across mission-critical instrumentation systems, and technical support enabling hazardous area system certification and operational excellence. Feichun commitment to petrochemical instrumentation reliability represents foundation of production safety\u2014ensuring measurement accuracy, fire containment, and process control performance critical for facility protection and personnel safety.<\/p>\n\n        <div class=\"contact-block\">\n            <p><strong>BS 5308 Type 2 SWA Flame-Retardant Instrumentation Cables for Petrochemical Hazardous Areas<\/strong><br>Telephone: +86 138 5512 3218 (petrochemical instrumentation projects, hazardous area systems)<br>Email: Tech@feichuncables.com (fire-safety and SWA specifications) \/ zihao.yang@feichuncables.com (petrochemical partnerships, instrumentation system integration and long-term reliability)<\/p>\n        <\/div>\n\n        <p>Petrochemical plant operators, instrumentation engineers, and organizations requiring BS 5308 Type 2 SWA flame-retardant instrumentation cables should contact Feichun directly regarding cable specifications for 4\u201320 mA\/HART\/Fieldbus applications, crosstalk analysis for multi-pair configurations, fire-safety requirement optimization (LSZH vs. hydrocarbon-resistant PVC), direct burial installation procedures, armor bonding and fault-current design, cable gland selection for Ex d and Ex i enclosures, IEC 60332 certification scope and testing validation, field performance data from 480+ petrochemical installations, installation supervision and commissioning procedures, measurement accuracy verification and commissioning testing, personnel training programs for hazardous area safety, and comprehensive technical engineering support. Feichun technical team provides complete petrochemical instrumentation support addressing application requirements, cable specification optimization for signal integrity and fire-safety, IEC certification validation, installation procedures ensuring proper armor bonding and grounding, commissioning validation of measurement accuracy and protocol performance, and long-term monitoring ensuring sustained instrumentation system reliability meeting global petrochemical hazardous area standards.<\/p>\n\n        <div class=\"doc-id\">Document Reference: FEICHUN-FLAME-RETARDANT-BS5308-INSTRUMENTATION-DATA-SWA-ARMOURED-HAZARDOUS-PETROCHEMICAL-SITES-EN-V1 \u00b7 480+ Petrochemical Instrumentation Systems \u00b7 25+ Years Fire &#038; Measurement Proven \u00b7 \u226490 pF\/m 4\u201320mA Optimized \u00b7 IEC 60332 Certified \u00b7 SWA Armoured\/Hazardous Area Deployment \u00b7 Petrochemical Instrumentation Excellence<\/div>\n    <\/div>\n<\/div>\n\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"Comprehensive petrochemical instrumentation engineering with detailed SWA cross-sectional architecture and hazardous area fire-safety experience for Anhui Feichun Special Cable Co., Ltd. BS 5308 Type 2 SWA flame-retardant instrumentation cables engineered with proven field-validated design combining galvanized steel wire armouring, dual-layer EMI shielding, zero-halogen fire-safety, signal integrity preservation, and explosion-proof integration for reliable 4\u201320 mA analog, HART multi-drop, Modbus RTU fieldbus, and RTD\/thermocouple data transmission in petrochemical production zones, refinery hazardous areas, and offshore drilling platforms requiring simultaneous mechanical protection, fire containment, electrical safety, and data accuracy. Validated through 480+ petrochemical instrumentation installations globally with documented 25+ year field longevity in extreme mechanical stress, electromagnetic interference, thermal cycling, and hazardous area operating conditions.","protected":false},"author":1,"featured_media":12070,"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":[66],"tags":[],"class_list":["post-16743","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/16743","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=16743"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/16743\/revisions"}],"predecessor-version":[{"id":16749,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/16743\/revisions\/16749"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/12070"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=16743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=16743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=16743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}