Fire Survival Cable Series | F120 \/ BS 7846 \/ IEC 60331 \u8010\u706b\u751f\u5b58\u7535\u7f06\u5de5\u7a0b\u6307\u5357 | Feichun Cable \u98de\u7eaf\u7535\u7f06<\/title>\n<meta name=\"description\" content=\"\u98de\u7eaf\u7535\u7f06 Fire Survival Cable \u4e2d\u6587\u5de5\u7a0b\u6307\u5357\uff1aBS 7846 F2\/F30\/F60\/F120\u3001BS 6387 CWZ\u3001BS 8491\u3001BS 8519\u3001EN 50200\u3001IEC 60331-1\/-2\/-4\u3001Mica\/XLPE\/LSZH\/SWA\u3001\u706b+\u673a\u68b0\u51b2\u51fb+\u6c34\u3001\u6d88\u9632\u6cf5\u3001\u6392\u70df\u98ce\u673a\u3001\u6d88\u9632\u7535\u68af\u3001\u6e2f\u53e3\u77ff\u5c71\u5173\u952e\u56de\u8def\u3002\">\n<meta name=\"keywords\" content=\"fire survival cable, fire resistant cable, circuit integrity cable, BS 7846 F120, BS 8491, BS 6387 CWZ, BS 8519, IEC 60331, PH120 cable, fire performance cable, fire resistant power cable, \u98de\u7eaf\u7535\u7f06\">\n<meta name=\"robots\" content=\"index,follow\"><style>\n:root{--bg:#070b10;--p:#0d1921;--p2:#102733;--ink:#e8f3f5;--muted:#a9bec7;--line:#284b5b;--c:#55dff7;--g:#a6ded9;--gold:#f0c865;--r:#ff9297}\n*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px\/1.68 Arial,\"Microsoft YaHei\",\"PingFang SC\",Helvetica,sans-serif}.wrap{max-width:1840px;margin:auto;padding:0 28px}a{color:var(--c);text-decoration:none}a:hover{text-decoration:underline}.hero{padding:72px 0;background:radial-gradient(circle at 8% 5%,rgba(85,223,247,.22),transparent 34%),radial-gradient(circle at 92% 8%,rgba(240,200,101,.18),transparent 34%),linear-gradient(135deg,#041018,#0d4652)}\nh1{font-size:50px;line-height:1.1;max-width:1780px;margin:20px 0 18px}h2{margin:58px 0 18px;border-left:7px solid 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0}.small{font-size:12px;color:#91a9b4}.contact{display:grid;grid-template-columns:1fr 1fr;gap:12px}.contact div{background:#071821;border:1px solid var(--line);padding:15px}.source-list li{margin:9px 0}blockquote{margin:24px 0;padding:20px 24px;background:#071821;border-left:7px solid var(--gold);font-size:20px;color:#fff1c8}footer{margin-top:58px;background:#02080c;padding:36px 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}\n@media(max-width:1100px){.toc ol{columns:2}}@media(max-width:800px){h1{font-size:32px}.toc ol{columns:1}.contact,.footer-grid{grid-template-columns:1fr}.hero{padding-top:50px}.wrap{padding:0 16px}table{min-width:1040px}}\n<\/style><\/head><body>\n\n<header class=\"hero\"><div class=\"wrap\">\n<div class=\"eyebrow\">Feichun Cable \u98de\u7eaf\u7535\u7f06 \u00b7 Fire survival \/ circuit integrity engineering \u00b7 life safety \/ firefighting \/ critical systems<\/div>\n<h1>Fire Survival Cable Series\uff1aBS 7846 F120\u3001BS 8491\u3001BS 6387 \u4e0e IEC 60331 \u7684\u706b\u707e\u4f9b\u7535\u8fde\u7eed\u6027\u5de5\u7a0b\u6307\u5357<\/h1>\n<p class=\"lead\">Fire Survival Cable \u7684\u76ee\u6807\u4e0d\u662f\u201c\u7535\u7f06\u4e0d\u4f1a\u71c3\u70e7\u201d\uff0c\u800c\u662f\u5728\u89c4\u5b9a\u706b\u7130\u3001\u673a\u68b0\u51b2\u51fb\u548c\u6c34\u4f5c\u7528\u4e0b\uff0c\u4ecd\u8ba9\u6d88\u9632\u6cf5\u3001\u6392\u70df\u98ce\u673a\u3001\u6d88\u9632\/\u758f\u6563\u7535\u68af\u3001\u5e94\u6025\u63a7\u5236\u3001\u5173\u952e ESD \u4e0e\u751f\u547d\u5b89\u5168\u8bbe\u5907\u6301\u7eed\u83b7\u5f97\u7535\u529b\u6216\u63a7\u5236\u4fe1\u53f7\u3002\u672c\u6587\u628a cable-level fire test \u4e0e BS 8519 \u7684 system-level survival concept \u7ed3\u5408\u8d77\u6765\uff0c\u5e76\u7528\u516c\u5f00 BS 7846 F120 \u6570\u636e\u8bf4\u660e\u771f\u5b9e\u5c3a\u5bf8\u3001\u8f7d\u6d41\u91cf\u3001\u77ed\u8def\u80fd\u529b\u548c\u5b89\u88c5\u673a\u68b0\u8d1f\u8377\u3002<\/p>\n<div class=\"badges\"><span>BS 7846:2015 Current<\/span><span>BS 6387:2013 Current<\/span><span>BS 8491:2008 Current<\/span><span>BS 8519:2020 Current<\/span><span>BS EN 50200:2015 Current<\/span><\/div>\n<div class=\"badges\" style=\"margin-top:12px\"><span>IEC 60331-1:2018<\/span><span>IEC 60331-2:2018<\/span><span>IEC 60331-4:2024 MV<\/span><span>\u2265830\u00b0C fire + shock<\/span><span>F2 \/ F30 \/ F60 \/ F120<\/span><\/div>\n<div class=\"badges\" style=\"margin-top:12px\"><span>ATEX project route<\/span><span>IECEx project route<\/span><span>VDE<\/span><span>CE<\/span><span>UKCA<\/span><span>EAC<\/span><span>Russian Fire Safety Certificate<\/span><\/div>\n<div class=\"meta\" style=\"margin-top:14px\"><span>\u4e2d\u6587\u5de5\u7a0b\u6587\u7ae0<\/span><span>\u53d1\u5e03\uff1a2026-08-07<\/span><span>5 \u5e45\u4e13\u4e1a SVG<\/span><span>15 \u4e2a 4-core F120 benchmark<\/span><span>system-level design<\/span><\/div>\n<\/div><\/header>\n\n<main class=\"wrap\">\n<nav class=\"toc\"><strong>\u6587\u7ae0\u5bfc\u822a<\/strong><ol>\n<li><a href=\"#answer\">Fire Survival \u662f\u4ec0\u4e48<\/a><\/li><li><a href=\"#terms\">5\u4e2a\u6613\u6df7\u6982\u5ff5<\/a><\/li><li><a href=\"#standards\">\u6807\u51c6\u5730\u56fe<\/a><\/li>\n<li><a href=\"#categories\">F2\/F30\/F60\/F120<\/a><\/li><li><a href=\"#construction\">Mica\u8010\u706b\u7ed3\u6784<\/a><\/li><li><a href=\"#tests\">\u706b\/\u51b2\u51fb\/\u6c34<\/a><\/li>\n<li><a href=\"#system\">BS8519\u7cfb\u7edf\u7ea7\u751f\u5b58<\/a><\/li><li><a href=\"#small\">\u5c0f\u76f4\u5f84\/PH\u8def\u7ebf<\/a><\/li><li><a href=\"#mv\">MV IEC60331-4<\/a><\/li>\n<li><a href=\"#benchmark\">F120\u5b8c\u6574\u89c4\u683c<\/a><\/li><li><a href=\"#electrical\">\u8f7d\u6d41\u91cf<\/a><\/li><li><a href=\"#calc\">\u77ed\u8def\u4e0e\u5b89\u88c5<\/a><\/li>\n<li><a href=\"#applications\">\u5178\u578b\u5173\u952e\u8d1f\u8f7d<\/a><\/li><li><a href=\"#port\">\u6e2f\u53e3\u77ff\u5c71<\/a><\/li><li><a href=\"#dynamic\">\u52a8\u6001Fire Survival<\/a><\/li>\n<li><a href=\"#compliance\">\u8ba4\u8bc1\u4e0eFAT<\/a><\/li><li><a href=\"#fmea\">\u5931\u6548\u6a21\u5f0f<\/a><\/li><li><a href=\"#faq\">FAQ<\/a><\/li>\n<\/ol><\/nav>\n\n<section id=\"answer\"><h2>1. Fire Survival Cable \u7684\u771f\u6b63\u5b9a\u4e49\uff1a\u706b\u707e\u4e2d\u201c\u7ee7\u7eed\u5de5\u4f5c\u201d<\/h2>\n<blockquote>Fire survival \/ fire-resistant cable \u7684\u5de5\u7a0b\u4ef7\u503c\u662f\u7ef4\u6301 circuit integrity\uff1b\u5b83\u4e0d\u7b49\u4e8e\u4e0d\u71c3\u3001\u4e0d\u7b49\u4e8e\u666e\u901a\u963b\u71c3\uff0c\u4e5f\u4e0d\u7b49\u4e8e\u4ec5\u4ec5\u4f7f\u7528 LSZH \u6750\u6599\u3002<\/blockquote>\n<p>BS 6387:2013 \u5f53\u524d\u4ecd\u662f\u82f1\u56fd\u8010\u706b\u7535\u7f06 circuit-integrity test method\uff0c\u9002\u7528\u4e8e\u989d\u5b9a\u7535\u538b\u4e0d\u8d85\u8fc7 600\/1000 V\u3001\u603b\u5916\u5f84\u4e0d\u8d85\u8fc7 20 mm \u7684\u76f8\u5173\u7535\u7f06\u3002BS 8491:2008 \u5219\u9762\u5411\u603b\u5916\u5f84\u5927\u4e8e 20 mm \u7684\u5927\u578b\u7535\u529b\u7535\u7f06\uff0c\u6d4b\u8bd5\u5305\u542b\u7ea6 842\u00b0C \u7684\u76f4\u63a5\u706b\u7130\u653b\u51fb\u3001\u673a\u68b0\u51b2\u51fb\u4ee5\u53ca\u6a21\u62df\u6d88\u9632\u6c34\u6d41\u7684 water jet\u3002<a href=\"https:\/\/knowledge.bsigroup.com\/products\/test-method-for-resistance-to-fire-of-cables-required-to-maintain-circuit-integrity-under-fire-conditions\" target=\"_blank\" rel=\"noopener\">[BS 6387]<\/a> <a href=\"https:\/\/knowledge.bsigroup.com\/products\/method-for-assessment-of-fire-integrity-of-large-diameter-power-cables-for-use-as-components-for-smoke-and-heat-control-systems-and-certain-other-active-fire-safety-systems\" target=\"_blank\" rel=\"noopener\">[BS 8491]<\/a><\/p>\n<div class=\"cards\"><div class=\"card\"><div class=\"value\">842\u00b0C<\/div><div>BS 8491 \u5b98\u65b9\u9875\u9762\u63cf\u8ff0\u7684 direct impingement temperature attack\u3002<\/div><\/div><div class=\"card gold\"><div class=\"value\">\u224810 N<\/div><div>BS 8491 mechanical impact \u91cf\u7ea7\u3002<\/div><\/div><div class=\"card green\"><div class=\"value\">120 min<\/div><div>BS 7846 F120 \/ BS8491 \u7684\u6700\u9ad8\u5e38\u89c1\u5927\u578b\u7535\u529b\u7535\u7f06 survival class\u3002<\/div><\/div><div class=\"card red\"><div class=\"value\">System<\/div><div>BS8519 \u5f3a\u8c03 cable\u3001joint\u3001gland\u3001support\u3001source \u5fc5\u987b\u4e00\u8d77 survive\u3002<\/div><\/div><\/div>\n<\/section>\n\n<div class=\"svg\"><svg viewBox=\"0 0 1900 1090\"><rect width=\"1900\" height=\"1090\" fill=\"#06131b\"\/><text x=\"60\" y=\"65\" fill=\"#55dff7\" font-size=\"38\" font-family=\"Arial\" font-weight=\"700\">Fire Survival Cable\uff1a\u5173\u952e\u4e0d\u662f\u201c\u4e0d\u71c3\u201d\uff0c\u800c\u662f\u5728\u706b\u707e\u653b\u51fb\u4e0b\u7ee7\u7eed\u5bfc\u7535<\/text><g font-family=\"Arial\" fill=\"#eaf6f8\">\n<rect x=\"70\" y=\"180\" width=\"500\" height=\"720\" rx=\"18\" fill=\"#0b222d\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"150\" y=\"245\" font-size=\"28\" fill=\"#55dff7\" font-weight=\"700\">Fire<\/text><path d=\"M280 680 C170 540 300 440 250 320 C450 460 440 610 340 720Z\" fill=\"#ff795f\"\/><text x=\"135\" y=\"810\" font-size=\"19\">\u7edd\u7f18\/\u8010\u706b\u5c4f\u969c\u5fc5\u987b\u7ee7\u7eed\u9694\u79bb\u5bfc\u4f53<\/text>\n<rect x=\"700\" y=\"180\" width=\"500\" height=\"720\" rx=\"18\" fill=\"#0b222d\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"785\" y=\"245\" font-size=\"28\" fill=\"#f0c865\" font-weight=\"700\">Mechanical Shock<\/text><rect x=\"830\" y=\"390\" width=\"220\" height=\"220\" fill=\"#294950\" stroke=\"#d9e4e7\" stroke-width=\"8\"\/><path d=\"M780 500L690 500M1110 500L1200 500\" stroke=\"#ff9297\" stroke-width=\"22\"\/><text x=\"755\" y=\"810\" font-size=\"19\">\u7ed3\u6784\u5760\u843d\/\u51b2\u51fb\u65f6\u4ecd\u7ef4\u6301 circuit integrity<\/text>\n<rect x=\"1330\" y=\"180\" width=\"500\" height=\"720\" rx=\"18\" fill=\"#0b222d\" stroke=\"#a6ded9\" stroke-width=\"5\"\/><text x=\"1440\" y=\"245\" font-size=\"28\" fill=\"#a6ded9\" font-weight=\"700\">Water<\/text><path d=\"M1430 370L1730 650M1470 340L1770 620M1510 320L1810 600\" stroke=\"#55dff7\" stroke-width=\"15\"\/><path d=\"M1480 710H1740\" stroke=\"#d88d47\" stroke-width=\"25\"\/><text x=\"1395\" y=\"810\" font-size=\"19\">\u55b7\u6dcb\/\u6d88\u9632\u6c34\u540e\u4ecd\u4e0d\u80fd\u77ed\u8def\u6216\u65ad\u8def<\/text>\n<rect x=\"95\" y=\"955\" width=\"1710\" height=\"72\" rx=\"12\" fill=\"#081b24\" stroke=\"#315b6f\"\/><text x=\"135\" y=\"998\" font-size=\"20\" fill=\"#ffcf9c\">Fire survival \u662f\u201c\u5e26\u7535\u529f\u80fd\u4fdd\u6301\u201d\u95ee\u9898\uff1bflame retardant \u53ea\u662f\u201c\u9650\u5236\u706b\u7130\u4f20\u64ad\u201d\u95ee\u9898\u3002<\/text><\/g><\/svg><div class=\"svg-caption\">Figure 1 \u2014 \u706b\u3001\u673a\u68b0\u51b2\u51fb\u4e0e\u6c34\u4e09\u79cd\u8010\u706b\u751f\u5b58\u7ef4\u5ea6\u3002<\/div><\/div>\n\n<section id=\"terms\"><h2>2. Flame Retardant\u3001LSZH\u3001Fire Resistant\u3001Fire Survival\u3001Circuit Integrity<\/h2>\n<div class=\"scroll\"><table><thead><tr><th>\u672f\u8bed<\/th><th>\u56de\u7b54\u7684\u95ee\u9898<\/th><th>\u4e0d\u80fd\u4ee3\u66ff<\/th><\/tr><\/thead><tbody>\n<tr><td class=\"key\">Flame Retardant<\/td><td>\u706b\u7130\u662f\u5426\u6cbf\u7535\u7f06\u5feb\u901f\u4f20\u64ad\uff1f<\/td><td>\u4e0d\u80fd\u8bc1\u660e\u706b\u707e\u65f6\u8fd8\u80fd\u901a\u7535\u3002<\/td><\/tr>\n<tr><td class=\"key\">LSZH<\/td><td>\u71c3\u70e7\u4ea7\u751f\u591a\u5c11\u70df\u3001\u5364\u9178\u548c\u8150\u8680\u6027\u6c14\u4f53\uff1f<\/td><td>\u4e0d\u80fd\u8bc1\u660e circuit integrity\u3002<\/td><\/tr>\n<tr><td class=\"key\">Fire Resistant<\/td><td>\u89c4\u5b9a\u706b\u707e\u6761\u4ef6\u4e0b\u662f\u5426\u7ee7\u7eed\u5bfc\u7535\/\u4f20\u4fe1\u53f7\uff1f<\/td><td>\u4e0d\u81ea\u52a8\u8868\u793a\u6d4b\u8bd5\u5305\u542b\u673a\u68b0\u51b2\u51fb\u548c\u6c34\u3002<\/td><\/tr>\n<tr><td class=\"key\">Fire Survival<\/td><td>\u5f3a\u8c03\u5173\u952e\u8d1f\u8f7d\u5728\u706b\u707e\u5168\u8fc7\u7a0b\u7684\u529f\u80fd\u6301\u7eed\u3002<\/td><td>\u4e0d\u80fd\u53ea\u770b cable\uff1b\u9700\u8981 system design\u3002<\/td><\/tr>\n<tr><td class=\"key\">Circuit Integrity<\/td><td>\u89c4\u5b9a\u65f6\u95f4\u5185\u56de\u8def\u6709\u6ca1\u6709\u65ad\u8def\/\u77ed\u8def\/\u7edd\u7f18\u5931\u6548\uff1f<\/td><td>\u4e0d\u4ee3\u8868\u73b0\u5b9e\u4e2d\u6240\u6709\u706b\u707e\u90fd\u80fd\u8fbe\u5230\u540c\u6837\u65f6\u95f4\u3002<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p class=\"warn\"><strong>\u6700\u5371\u9669\u7684\u91c7\u8d2d\u9519\u8bef\uff1a<\/strong>\u628a BS 6724 LSZH armoured cable \u5f53\u6210 F120\u3002BS6724 \u89e3\u51b3\u4f4e\u70df\u4f4e\u8150\u8680\u4e0e\u56fa\u5b9a\u94e0\u88c5\u6027\u80fd\uff1b\u9700\u8981\u660e\u786e fire survival \u65f6\u5e94\u4f7f\u7528 BS7846\/\u5176\u4ed6\u9002\u7528 circuit-integrity route\u3002<\/p>\n<\/section>\n\n<section id=\"standards\"><h2>3. Fire Survival Cable \u5f53\u524d\u4e3b\u8981\u6807\u51c6\u5730\u56fe<\/h2>\n<div class=\"scroll\"><table><thead><tr><th>\u6807\u51c6<\/th><th>\u72b6\u6001\/\u8303\u56f4<\/th><th>\u6838\u5fc3\u529f\u80fd<\/th><th>\u5de5\u7a0b\u4f4d\u7f6e<\/th><\/tr><\/thead><tbody>\n<tr><td class=\"key\">BS 7846:2015<\/td><td>Current\uff1b600\/1000V armoured fixed cable<\/td><td>thermosetting insulated + fire-resistant + low smoke\/corrosive gas<\/td><td>\u5927\u578b fire-fighting \/ life-safety power feeder<\/td><\/tr>\n<tr><td class=\"key\">BS 6387:2013<\/td><td>Current\uff1b\u2264600\/1000V\uff1bOD \u226420mm<\/td><td>fire resistance \/ circuit integrity test method<\/td><td>\u8f83\u5c0f fire-resistant cables<\/td><\/tr>\n<tr><td class=\"key\">BS 8491:2008<\/td><td>Current\uff1b\u2264600\/1000V\uff1bOD >20mm<\/td><td>fire + direct impact + water jet<\/td><td>\u5927\u578b power cable F30\/F60\/F120 assessment<\/td><\/tr>\n<tr><td class=\"key\">BS 8519:2020<\/td><td>Current code of practice<\/td><td>fire-resistant power\/control cable system selection & installation<\/td><td>system-level life safety \/ firefighting design<\/td><\/tr>\n<tr><td class=\"key\">BS EN 50200:2015<\/td><td>Current\uff1bemergency small cables \u22641kV<\/td><td>intrinsic fire resistance test for unprotected small cables<\/td><td>alarm \/ lighting \/ communication emergency circuits<\/td><\/tr>\n<tr><td class=\"key\">IEC 60331-1:2018<\/td><td>\u22640.6\/1kV\uff1bOD >20mm<\/td><td>fire + mechanical shock \u2265830\u00b0C<\/td><td>\u56fd\u9645 LV \u5927\u76f4\u5f84 circuit-integrity cable<\/td><\/tr>\n<tr><td class=\"key\">IEC 60331-2:2018<\/td><td>\u22640.6\/1kV\uff1bOD \u226420mm<\/td><td>fire + mechanical shock \u2265830\u00b0C<\/td><td>\u56fd\u9645 LV \u5c0f\u76f4\u5f84 circuit-integrity cable<\/td><\/tr>\n<tr><td class=\"key\">IEC 60331-4:2024<\/td><td>>1kV up to 30kV route<\/td><td>MV fire + shock \u2265830\u00b0C\uff1b\u53ef\u9009 water spray\/jet\uff1b\u7279\u6b8a\u5e94\u7528\u53ef\u90091000\u00b0C<\/td><td>6\u201330kV fire-survival power system<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p>IEC 60331-4:2024 \u662f\u503c\u5f97\u7279\u522b\u6ce8\u610f\u7684\u65b0\u8def\u7ebf\uff1a\u5b83\u628a fire + mechanical shock \u6d4b\u8bd5\u6269\u5c55\u5230\u9ad8\u4e8e 1 kV\u3001\u6700\u9ad8\u5230 18\/30 kV \u7684\u7535\u529b\u7535\u7f06\uff0c\u5e76\u5141\u8bb8\u6309\u9644\u5f55\u9009\u62e9 water spray \/ water jet protocol\uff0c\u7279\u6b8a\u5e94\u7528\u8fd8\u7ed9\u51fa 1000\u00b0C \u7684\u53ef\u9009\u706b\u7130\u6e29\u5ea6\u3002<a href=\"https:\/\/webstore.iec.ch\/en\/publication\/65844\" target=\"_blank\" rel=\"noopener\">[IEC 60331-4:2024]<\/a><\/p>\n<\/section>\n\n<div class=\"svg\"><svg viewBox=\"0 0 1900 1120\"><rect width=\"1900\" height=\"1120\" fill=\"#06131b\"\/><text x=\"60\" y=\"65\" fill=\"#55dff7\" font-size=\"38\" font-family=\"Arial\" font-weight=\"700\">\u5178\u578b BS 7846 F120\uff1aMica Fire Barrier + XLPE + LSZH + SWA \u7684\u591a\u5c42\u534f\u540c<\/text><g transform=\"translate(570 590)\">\n<circle r=\"355\" fill=\"#263740\" stroke=\"#55dff7\" stroke-width=\"18\"\/><circle r=\"315\" fill=\"#aebbc0\" stroke=\"#e9f0f2\" stroke-width=\"20\" stroke-dasharray=\"22 8\"\/><circle r=\"275\" fill=\"#334850\" stroke=\"#a6ded9\" stroke-width=\"15\"\/><circle r=\"235\" fill=\"#181f22\" stroke=\"#f0c865\" stroke-width=\"10\"\/>\n<g transform=\"translate(-100,-100)\"><circle r=\"100\" fill=\"#25566b\" stroke=\"#55dff7\" stroke-width=\"7\"\/><circle r=\"69\" fill=\"#e8dcc0\" stroke=\"#f0c865\" stroke-width=\"12\"\/><circle r=\"45\" fill=\"#d78445\"\/><\/g><g transform=\"translate(105,-100)\"><circle r=\"100\" fill=\"#536377\" stroke=\"#55dff7\" stroke-width=\"7\"\/><circle r=\"69\" fill=\"#e8dcc0\" stroke=\"#f0c865\" stroke-width=\"12\"\/><circle r=\"45\" fill=\"#d78445\"\/><\/g><g transform=\"translate(-100,110)\"><circle r=\"100\" fill=\"#526e55\" stroke=\"#a6ded9\" stroke-width=\"7\"\/><circle r=\"69\" fill=\"#e8dcc0\" stroke=\"#f0c865\" stroke-width=\"12\"\/><circle r=\"45\" fill=\"#d78445\"\/><\/g><g transform=\"translate(105,110)\"><circle r=\"100\" fill=\"#6b5058\" stroke=\"#ff9297\" stroke-width=\"7\"\/><circle r=\"69\" fill=\"#e8dcc0\" stroke=\"#f0c865\" stroke-width=\"12\"\/><circle r=\"45\" fill=\"#d78445\"\/><\/g><\/g>\n<g font-family=\"Arial\" fill=\"#eaf6f8\"><rect x=\"1050\" y=\"180\" width=\"770\" height=\"760\" rx=\"18\" fill=\"#0b222d\" stroke=\"#315b6f\"\/><text x=\"1110\" y=\"245\" fill=\"#f0c865\" font-size=\"28\" font-weight=\"700\">Fire-survival construction logic<\/text><text x=\"1110\" y=\"325\" font-size=\"20\">1 \u00b7 Class 2 copper conductor<\/text><text x=\"1110\" y=\"385\" font-size=\"20\">2 \u00b7 Mica glass tape fire barrier<\/text><text x=\"1110\" y=\"445\" font-size=\"20\">3 \u00b7 XLPE thermosetting insulation<\/text><text x=\"1110\" y=\"505\" font-size=\"20\">4 \u00b7 Glass tape \/ bedding<\/text><text x=\"1110\" y=\"565\" font-size=\"20\">5 \u00b7 SWA mechanical protection<\/text><text x=\"1110\" y=\"625\" font-size=\"20\">6 \u00b7 Outer glass barrier<\/text><text x=\"1110\" y=\"685\" font-size=\"20\">7 \u00b7 LSZH outer sheath<\/text><rect x=\"1095\" y=\"765\" width=\"675\" height=\"115\" rx=\"12\" fill=\"#081b24\" stroke=\"#ff9297\"\/><text x=\"1125\" y=\"810\" font-size=\"19\" fill=\"#ff9297\">\u6838\u5fc3\uff1a\u706b\u707e\u540e\u6709\u673a\u7edd\u7f18\u4f1a\u9000\u5316\uff0cmica barrier \u4ecd\u9700\u7ef4\u6301<\/text><text x=\"1125\" y=\"850\" font-size=\"19\">\u5bfc\u4f53\u95f4\u53ca\u5bfc\u4f53\u5bf9\u5730\u7684\u7535\u6c14\u9694\u79bb\u3002<\/text><\/g><\/svg><div class=\"svg-caption\">Figure 2 \u2014 \u5178\u578b F120 armoured fire-survival cable \u622a\u9762\u903b\u8f91\u3002<\/div><\/div>\n\n<section id=\"categories\"><h2>4. BS 7846 F2 \/ F30 \/ F60 \/ F120 \u600e\u4e48\u9009\uff1f<\/h2>\n<div class=\"scroll\"><table><thead><tr><th>Category<\/th><th>\u4e3b\u8981\u6d4b\u8bd5\u54f2\u5b66<\/th><th>\u65f6\u95f4\u542b\u4e49<\/th><th>\u5178\u578b\u4f7f\u7528\u903b\u8f91<\/th><\/tr><\/thead><tbody>\n<tr><td class=\"key\">F2<\/td><td>Resistance to fire\u3001water\u3001fire+mechanical shock \u5206\u522b\u8bc4\u4f30<\/td><td>\u4e0d\u662f\u7b80\u5355\u201c2\u5c0f\u65f6\u201d\u547d\u540d<\/td><td>\u8981\u6c42\u591a\u79cd\u706b\u707e\u4f5c\u7528\u5206\u522b\u901a\u8fc7\u7684\u56fa\u5b9a fire-resistant cable<\/td><\/tr>\n<tr><td class=\"key\">F30<\/td><td>BS8491 combined fire + direct impact + water jet<\/td><td>30 min<\/td><td>\u8f83\u77ed life-safety survival duty<\/td><\/tr>\n<tr><td class=\"key\">F60<\/td><td>\u540c\u4e00\u7ec4\u5408\u653b\u51fb<\/td><td>60 min<\/td><td>\u66f4\u957f evacuation \/ critical service duty<\/td><\/tr>\n<tr><td class=\"key\">F120<\/td><td>\u540c\u4e00\u7ec4\u5408\u653b\u51fb<\/td><td>120 min<\/td><td>\u590d\u6742\/\u9ad8\u5c42\u5efa\u7b51 firefighting \u4e0e\u957f\u671f\u5173\u952e\u8d1f\u8f7d<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p>\u516c\u5f00 BS7846 \u4ea7\u54c1\u8d44\u6599\u660e\u786e\u628a F2 \u63cf\u8ff0\u4e3a fire\u3001water\u3001fire+mechanical shock \u5206\u5f00\u8bc4\u4f30\uff0c\u800c F30\/F60\/F120 \u901a\u8fc7 BS8491 \u5bf9 direct impact\u3001fire \u548c water jet \u8fdb\u884c\u7ec4\u5408\u8bc4\u4f30\u3002<a href=\"https:\/\/www.elandcables.com\/electrical-cable-and-accessories\/cables-by-standard\/bs-7846-cable\" target=\"_blank\" rel=\"noopener\">[BS7846 category reference]<\/a><\/p>\n<p class=\"note\"><strong>\u4e0d\u8981\u5199\u201cF120 = \u5728\u4efb\u4f55\u706b\u707e\u91cc\u4e00\u5b9a\u5de5\u4f5c2\u5c0f\u65f6\u201d\u3002<\/strong>\u66f4\u51c6\u786e\u7684\u5199\u6cd5\u662f\uff1a\u201c\u5728\u89c4\u5b9a BS8491 test protocol \u4e0b\u8fbe\u5230 120-minute circuit-integrity classification\u201d\u3002\u771f\u5b9e\u9879\u76ee\u4ecd\u53d6\u51b3\u4e8e\u706b\u707e\u66f2\u7ebf\u3001\u8def\u5f84\u3001\u652f\u6491\u3001\u914d\u7535\u6e90\u548c\u5b89\u88c5\u72b6\u6001\u3002<\/p>\n<\/section>\n\n<div class=\"svg\"><svg viewBox=\"0 0 1900 1110\"><rect width=\"1900\" height=\"1110\" fill=\"#06131b\"\/><text x=\"60\" y=\"65\" fill=\"#55dff7\" font-size=\"38\" font-family=\"Arial\" font-weight=\"700\">BS 7846 Fire Resistance Categories\uff1aF2 \u4e0e F30\/F60\/F120 \u4e0d\u662f\u540c\u4e00\u79cd\u6d4b\u8bd5\u54f2\u5b66<\/text><g font-family=\"Arial\" fill=\"#eaf6f8\">\n<rect x=\"70\" y=\"190\" width=\"790\" height=\"720\" rx=\"18\" fill=\"#0b222d\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"140\" y=\"250\" font-size=\"30\" fill=\"#55dff7\" font-weight=\"700\">F2 \u00b7 separate assessment<\/text><text x=\"140\" y=\"340\" font-size=\"22\">Fire<\/text><text x=\"140\" y=\"410\" font-size=\"22\">Fire + mechanical shock<\/text><text x=\"140\" y=\"480\" font-size=\"22\">Water<\/text><path d=\"M500 330H760M500 400H760M500 470H760\" stroke=\"#f0c865\" stroke-width=\"12\"\/><text x=\"140\" y=\"690\" font-size=\"19\">\u4e0d\u540c\u5371\u9669\u4f5c\u7528\u5206\u522b\u9a8c\u8bc1\u3002<\/text>\n<rect x=\"1040\" y=\"190\" width=\"790\" height=\"720\" rx=\"18\" fill=\"#0b222d\" stroke=\"#ff9297\" stroke-width=\"5\"\/><text x=\"1110\" y=\"250\" font-size=\"30\" fill=\"#ff9297\" font-weight=\"700\">F30 \/ F60 \/ F120 \u00b7 combined attack<\/text><path d=\"M1120 470H1740\" stroke=\"#d88d47\" stroke-width=\"24\"\/><path d=\"M1270 640 C1195 550 1275 455 1245 370 C1375 460 1390 570 1320 660Z\" fill=\"#ff795f\"\/><path d=\"M1450 340V660\" stroke=\"#f0c865\" stroke-width=\"14\" stroke-dasharray=\"20 10\"\/><path d=\"M1570 370L1730 600M1620 350L1780 580\" stroke=\"#55dff7\" stroke-width=\"12\"\/><text x=\"1100\" y=\"735\" font-size=\"19\">\u706b + direct impact + \u6700\u540e\u9636\u6bb5 water jet \u7684\u7ec4\u5408\u8010\u53d7\u3002<\/text>\n<rect x=\"100\" y=\"965\" width=\"1700\" height=\"80\" rx=\"12\" fill=\"#081b24\" stroke=\"#315b6f\"\/><text x=\"135\" y=\"1015\" font-size=\"20\" fill=\"#ffcf9c\">F120 \u7684\u201c120 min\u201d\u662f\u7279\u5b9a BS8491 test protocol \u4e0b\u7684 circuit integrity\uff0c\u4e0d\u5e94\u5ba3\u4f20\u6210\u4efb\u4f55\u771f\u5b9e\u706b\u707e\u4e0b\u90fd\u5fc5\u7136\u5de5\u4f5c 120 min\u3002<\/text><\/g><\/svg><div class=\"svg-caption\">Figure 3 \u2014 BS 7846 F2 \u4e0e F30\/F60\/F120 \u7684\u5de5\u7a0b\u533a\u522b\u3002<\/div><\/div>\n\n<section id=\"construction\"><h2>5. \u4e3a\u4ec0\u4e48 Fire Survival Cable \u5e38\u7528 Mica Glass Tape\uff1f<\/h2>\n<div class=\"grid\">\n<div class=\"box\"><h3>Mica fire barrier<\/h3><p>\u6709\u673a\u805a\u5408\u7269\u5728\u9ad8\u6e29\u4e2d\u4f1a\u70ad\u5316\/\u5206\u89e3\uff1b\u4e91\u6bcd\u5177\u6709\u975e\u5e38\u9ad8\u7684\u8010\u70ed\u548c\u4ecb\u7535\u7a33\u5b9a\u6027\uff0c\u56e0\u6b64\u5728\u805a\u5408\u7269\u9000\u5316\u540e\u7ee7\u7eed\u627f\u62c5\u5bfc\u4f53\u95f4\u7535\u6c14\u9694\u79bb\u3002<\/p><\/div>\n<div class=\"box\"><h3>XLPE<\/h3><p>\u6b63\u5e38\u8fd0\u884c\u9636\u6bb5\u63d0\u4f9b\u9ad8\u8d28\u91cf\u4e3b\u7edd\u7f18\u548c 90\u00b0C \u70ed\u6027\u80fd\uff1b\u5b83\u672c\u8eab\u4e0d\u662f F120 \u7684\u552f\u4e00\u8010\u706b\u6765\u6e90\u3002<\/p><\/div>\n<div class=\"box\"><h3>Glass tape<\/h3><p>\u5728 fire barrier\u3001lay-up \u4e0e armour \u4e4b\u95f4\u63d0\u4f9b\u7ed3\u6784\u7ea6\u675f\uff0c\u4f7f\u70ad\u5316\u540e\u7684\u7535\u7f06\u4e0d\u5bb9\u6613\u56e0\u51b2\u51fb\u5b8c\u5168\u6563\u67b6\u3002<\/p><\/div>\n<div class=\"box\"><h3>SWA<\/h3><p>\u56fa\u5b9a\u5b89\u88c5\u4e2d\u63d0\u4f9b\u51b2\u51fb\u548c\u673a\u68b0\u4fdd\u62a4\uff1b\u5728 fire test \u7684 shock attack \u4e0b\uff0c\u673a\u68b0\u7ed3\u6784\u5b8c\u6574\u6027\u4e0e\u7535\u6c14\u7edd\u7f18\u540c\u6837\u91cd\u8981\u3002<\/p><\/div>\n<div class=\"box\"><h3>LSZH sheath<\/h3><p>\u964d\u4f4e\u70df\u548c\u8150\u8680\u6027\u71c3\u70e7\u4ea7\u7269\uff0c\u6539\u5584\u758f\u6563\u548c\u6d88\u9632\u73af\u5883\uff1b\u4f46 LSZH \u4e0d\u662f circuit-integrity layer\u3002<\/p><\/div>\n<div class=\"box\"><h3>Layer interaction<\/h3><p>\u771f\u6b63\u8010\u706b\u80fd\u529b\u6765\u81ea mica\u3001insulation\u3001glass restraint\u3001bedding\u3001armour \u548c sheath \u7684\u7ec4\u5408\uff0c\u4e0d\u5e94\u53ea\u5ba3\u4f20\u67d0\u4e00\u79cd\u201c\u8010\u706b\u6750\u6599\u201d\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"tests\"><h2>6. Fire + Shock + Water\uff1a\u4e3a\u4ec0\u4e48\u6c34\u662f\u5fc5\u987b\u8003\u8651\u7684\u771f\u5b9e\u706b\u573a\u56e0\u7d20\uff1f<\/h2>\n<p>BS8491:2008 \u5b98\u65b9\u8bf4\u660e\u5176\u8bd5\u9a8c\u628a cable \u66b4\u9732\u4e8e\u7ea6 842\u00b0C \u7684\u76f4\u63a5\u70ed\u653b\u51fb\u3001\u7ea6 10N \u7684\u673a\u68b0\u51b2\u51fb\uff0c\u4ee5\u53ca\u6a21\u62df\u6d88\u9632\u706d\u706b\u6c34\u6d41\u7684 direct water jet\uff1b\u6d4b\u8bd5\u5305\u542b\u4e09\u79cd\u6301\u7eed\u65f6\u95f4\u3002<a href=\"https:\/\/knowledge.bsigroup.com\/products\/method-for-assessment-of-fire-integrity-of-large-diameter-power-cables-for-use-as-components-for-smoke-and-heat-control-systems-and-certain-other-active-fire-safety-systems\" target=\"_blank\" rel=\"noopener\">[BS 8491]<\/a><\/p>\n<div class=\"grid\">\n<div class=\"box\"><h3>Fire alone<\/h3><p>\u8003\u5bdf\u6709\u673a\u5c42\u9000\u5316\u540e fire barrier \u662f\u5426\u8fd8\u80fd\u7ef4\u6301\u76f8\u95f4\u548c\u5bf9\u5730\u7edd\u7f18\u3002<\/p><\/div>\n<div class=\"box\"><h3>Mechanical shock<\/h3><p>\u6a21\u62df\u5efa\u7b51\u6784\u4ef6\u3001\u7ebf\u69fd\u3001\u652f\u6491\u4ef6\u5728\u706b\u707e\u4e2d\u7684\u53d8\u5f62\/\u649e\u51fb\uff1b\u8010\u706b\u5c42\u4e0d\u80fd\u4e00\u53d7\u649e\u51fb\u5c31\u788e\u88c2\u3002<\/p><\/div>\n<div class=\"box\"><h3>Water attack<\/h3><p>\u6d88\u9632\u6c34\u4f1a\u5e26\u6765\u6025\u5267\u6e29\u5dee\u3001\u5bfc\u7535\u8def\u5f84\u548c\u673a\u68b0\u51b2\u5237\uff1b\u9ad8\u6e29\u7edd\u7f18\u7cfb\u7edf\u5fc5\u987b\u540c\u65f6\u62b5\u6297 thermal shock\u3002<\/p><\/div>\n<div class=\"box\"><h3>Electrical loading<\/h3><p>\u6d4b\u8bd5\u5173\u6ce8 circuit integrity\uff1b\u73b0\u573a\u8fd8\u8981\u9a8c\u8bc1\u5b9e\u9645\u8d1f\u8377\u7535\u6d41\u3001\u4fdd\u62a4\u88c5\u7f6e\u3001\u4f4e\u7535\u538b\u548c\u8bbe\u5907\u8010\u70ed\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"system\"><h2>7. BS 8519:2020\uff1a\u771f\u6b63\u7684 Fire Survival \u662f\u6574\u4e2a\u914d\u7535\u7cfb\u7edf<\/h2>\n<p>BS 8519:2020 \u5f53\u524d\u660e\u786e\u7528\u4e8e life safety\u3001fire-fighting \u4ee5\u53ca\u5176\u4ed6 critical application \u7684 fire-resistant power\/control cable system\u3002\u5b83\u7279\u522b\u5f3a\u8c03\uff1acable glands\u3001terminations\u3001joints \u548c cable support systems \u4e0d\u80fd\u964d\u4f4e\u6574\u6761\u7cfb\u7edf\u7684 fire integrity\u3002<a href=\"https:\/\/knowledge.bsigroup.com\/products\/selection-and-installation-of-fire-resistant-power-and-control-cable-systems-for-life-safety-fire-fighting-and-other-critical-applications-code-of-practice\" target=\"_blank\" rel=\"noopener\">[BS 8519:2020]<\/a><\/p>\n<div class=\"svg\"><svg viewBox=\"0 0 1900 1120\"><rect width=\"1900\" height=\"1120\" fill=\"#06131b\"\/><text x=\"60\" y=\"65\" fill=\"#55dff7\" font-size=\"38\" font-family=\"Arial\" font-weight=\"700\">Fire Survival \u662f\u7cfb\u7edf\u7ea7\u80fd\u529b\uff1aCable \u901a\u8fc7\u6d4b\u8bd5 \u2260 \u6574\u6761\u751f\u547d\u5b89\u5168\u4f9b\u7535\u94fe\u5df2\u7ecf\u8010\u706b<\/text><g font-family=\"Arial\" fill=\"#eaf6f8\">\n<rect x=\"75\" y=\"350\" width=\"250\" height=\"210\" rx=\"16\" fill=\"#0b222d\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"120\" y=\"420\" font-size=\"24\">Generator \/ UPS<\/text><text x=\"130\" y=\"475\" font-size=\"19\">surviving source<\/text>\n<path d=\"M325 455H500\" stroke=\"#d88d47\" stroke-width=\"22\"\/>\n<rect x=\"500\" y=\"350\" width=\"250\" height=\"210\" rx=\"16\" fill=\"#0b222d\" stroke=\"#a6ded9\" stroke-width=\"5\"\/><text x=\"565\" y=\"420\" font-size=\"24\">Switchgear<\/text><text x=\"565\" y=\"475\" font-size=\"19\">ATS \/ breaker<\/text>\n<path d=\"M750 455H925\" stroke=\"#d88d47\" stroke-width=\"22\"\/>\n<rect x=\"925\" y=\"350\" width=\"250\" height=\"210\" rx=\"16\" fill=\"#0b222d\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"970\" y=\"420\" font-size=\"24\">Cable route<\/text><text x=\"965\" y=\"475\" font-size=\"19\">F120 \/ PH \/ etc.<\/text>\n<path d=\"M1175 455H1350\" stroke=\"#d88d47\" stroke-width=\"22\"\/>\n<rect x=\"1350\" y=\"350\" width=\"250\" height=\"210\" rx=\"16\" fill=\"#0b222d\" stroke=\"#ff9297\" stroke-width=\"5\"\/><text x=\"1390\" y=\"420\" font-size=\"24\">Joint \/ Gland<\/text><text x=\"1400\" y=\"475\" font-size=\"19\">termination<\/text>\n<path d=\"M1600 455H1780\" stroke=\"#d88d47\" stroke-width=\"22\"\/>\n<circle cx=\"1790\" cy=\"455\" r=\"55\" fill=\"#173541\" stroke=\"#55dff7\" stroke-width=\"8\"\/>\n<text x=\"100\" y=\"710\" font-size=\"22\" fill=\"#a6ded9\">\u540c\u65f6\u5fc5\u987b survives\uff1a<\/text><text x=\"100\" y=\"765\" font-size=\"20\">cleat \/ ladder \/ tray \/ enclosure \/ fire stopping \/ penetration seal \/ mechanical expansion \/ route segregation<\/text><rect x=\"100\" y=\"900\" width=\"1700\" height=\"100\" rx=\"12\" fill=\"#081b24\" stroke=\"#315b6f\"\/><text x=\"135\" y=\"940\" font-size=\"20\" fill=\"#ff9297\">\u4efb\u4f55\u4e00\u4e2a\u73af\u8282\u5148\u6389\u843d\u3001\u77ed\u8def\u3001\u8fdb\u6c34\u3001\u88ab\u706b\u533a\u5207\u65ad\u6216\u5931\u53bb\u7535\u6e90\uff0cF120 cable \u672c\u8eab\u7684\u6d4b\u8bd5\u80fd\u529b\u90fd\u65e0\u6cd5\u633d\u6551\u7cfb\u7edf\u3002<\/text><\/g><\/svg><div class=\"svg-caption\">Figure 4 \u2014 BS 8519 \u601d\u8def\u4e0b\u7684\u7cfb\u7edf\u7ea7 fire survival chain\u3002<\/div><\/div>\n<div class=\"grid\">\n<div class=\"box\"><h3>Power source<\/h3><p>generator\u3001dual source\u3001UPS \u6216 emergency switchboard \u5fc5\u987b\u4f4d\u4e8e\u53ef\u751f\u5b58\u7684\u706b\u707e\u5206\u533a\uff1b\u5426\u5219 F120 cable \u6ca1\u6709\u7535\u53ef\u9001\u3002<\/p><\/div>\n<div class=\"box\"><h3>Route segregation<\/h3><p>\u540c\u4e00\u706b\u533a\u6216\u540c\u4e00\u7ed3\u6784\u5f31\u70b9\u4e0d\u80fd\u540c\u65f6\u5207\u65ad normal + emergency source\u3002<\/p><\/div>\n<div class=\"box\"><h3>Supports<\/h3><p>\u666e\u901a\u5851\u6599\u624e\u5e26\u3001\u975e\u8010\u706b tray\/support \u5148\u5760\u843d\uff0c\u4f1a\u9020\u6210\u7535\u7f06\u673a\u68b0\u65ad\u88c2\u6216\u77ed\u8def\u3002<\/p><\/div>\n<div class=\"box\"><h3>Expansion<\/h3><p>\u957f\u8ddd\u79bb\u91d1\u5c5e cable enclosure \u5728\u706b\u707e\u4e2d\u4f1a\u70ed\u81a8\u80c0\uff1bsupport\/fire-stop \u9700\u8981\u5141\u8bb8\u4f4d\u79fb\u800c\u4e0d\u7834\u574f\u5206\u9694\u3002<\/p><\/div>\n<div class=\"box\"><h3>Joint philosophy<\/h3><p>\u6bcf\u589e\u52a0\u4e00\u4e2a joint \u90fd\u589e\u52a0\u4e00\u4e2a\u672a\u5fc5\u4e0e cable \u540c\u7b49\u7ea7\u7684\u5931\u6548\u70b9\uff1b\u5173\u952e feeder \u5e94\u5c3d\u91cf\u51cf\u5c11\u4e2d\u95f4 joint\u3002<\/p><\/div>\n<div class=\"box\"><h3>Penetration seals<\/h3><p>\u7a7f\u5899 fire stopping \u65e2\u8981\u7ef4\u6301 compartment\uff0c\u4e5f\u4e0d\u80fd\u56e0\u786c\u5939\u6301\u4f7f\u70ed\u81a8\u80c0\u540e\u7684 cable \u53d1\u751f\u5c40\u90e8\u673a\u68b0\u7834\u574f\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"small\"><h2>8. \u5c0f\u76f4\u5f84 Emergency Cable\uff1aBS EN 50200 \/ PH \u8def\u7ebf<\/h2>\n<p>BS EN 50200:2015 \u5f53\u524d\u7528\u4e8e\u5177\u6709 intrinsic fire resistance\u3001\u7528\u4e8e alarm\u3001emergency lighting \u548c communication emergency circuit \u7684\u5c0f\u578b\u65e0\u5916\u90e8\u9632\u62a4\u7535\u7f06\u3002\u6807\u51c6\u9002\u7528\u4e8e\u989d\u5b9a\u7535\u538b\u4e0d\u8d85\u8fc7 600\/1000 V \u7684\u7535\u7f06\uff0c\u4e5f\u8986\u76d6\u4f4e\u4e8e 80 V \u548c optical fibre cable\uff1b\u5728 EN13501-3 \u652f\u6301\u6d4b\u8bd5\u573a\u666f\u4e0b\uff0c\u5bf9 metallic cable \u7684\u8303\u56f4\u8fd8\u53d7\u5230\u76f4\u5f84\u4e0e\u5bfc\u4f53\u622a\u9762\u9650\u5236\u3002<a href=\"https:\/\/knowledge.bsigroup.com\/products\/method-of-test-for-resistance-to-fire-of-unprotected-small-cables-for-use-in-emergency-circuits\" target=\"_blank\" rel=\"noopener\">[BS EN 50200:2015]<\/a><\/p>\n<p class=\"note\">\u56e0\u6b64 Fire Survival Cable \u5e76\u4e0d\u53ea\u6709\u7c97\u5927\u7684 SWA F120 power cable\u3002fire alarm\u3001voice alarm\u3001emergency lighting\u3001data\/control circuit \u53ef\u4ee5\u91c7\u7528\u66f4\u5c0f\u7684 PH-rated \/ EN50200 \u8def\u7ebf\uff0c\u4f46\u4e0d\u80fd\u62ff\u4e00\u4e2a\u5c0f\u578b alarm cable \u7684 PH \u7b49\u7ea7\u76f4\u63a5\u66ff\u4ee3\u5927\u529f\u7387 fire pump feeder\u3002<\/p>\n<\/section>\n\n<section id=\"mv\"><h2>9. 6\u201330 kV Fire Survival\uff1aIEC 60331-4:2024 \u6253\u5f00\u4e86 MV \u65b0\u8def\u7ebf<\/h2>\n<p>IEC 60331-4:2024 \u4e13\u95e8\u9488\u5bf9\u9ad8\u4e8e 0.6\/1kV\u3001\u6700\u9ad8\u81f3 18\/30kV \u7684 power cable\uff0c\u6d4b\u8bd5\u57fa\u4e8e\u81f3\u5c11 830\u00b0C \u706b\u7130\u4e0e\u673a\u68b0\u51b2\u51fb\uff1b\u5bfc\u4f53\u6d4b\u8bd5\u5c3a\u5bf8\u9650\u5236\u5230 120 mm\u00b2\uff0c\u4f46\u76f8\u540c construction \u7684 120 mm\u00b2 \u7ed3\u679c\u53ef\u7528\u4e8e qualification \u66f4\u5927\u622a\u9762\u3002\u6807\u51c6\u9644\u5f55\u8fd8\u63d0\u4f9b water spray \/ water jet \u6307\u5bfc\u548c 1000\u00b0C \u7279\u6b8a\u5e94\u7528\u9009\u9879\u3002<a href=\"https:\/\/webstore.iec.ch\/en\/publication\/65844\" target=\"_blank\" rel=\"noopener\">[IEC 60331-4]<\/a><\/p>\n<div class=\"warn\"><strong>\u8fd9\u4e0d\u610f\u5473\u7740\u666e\u901a IEC60502-2 MV cable \u81ea\u52a8 fire-survival\u3002<\/strong>MV \u7edd\u7f18\u3001\u7535\u573a\u5c4f\u853d\u3001\u91d1\u5c5e\u5c4f\u853d\u3001\u963b\u6c34\u548c armour \u4e4b\u5916\uff0c\u8fd8\u5fc5\u987b\u589e\u52a0\u7ecf\u8fc7 circuit-integrity qualification \u7684\u9ad8\u6e29\u7ed3\u6784\u3002<\/div>\n<\/section>\n\n<section id=\"benchmark\"><h2>10. BS 7846 F120 4-core \u5b8c\u6574\u516c\u5f00 benchmark\uff1a4\u2013400 mm\u00b2<\/h2>\n<p>\u4e0b\u9762\u5b8c\u6574\u4fdd\u7559\u5f53\u524d\u516c\u5f00 F120 armoured fire-performance power cable \u7684 15 \u4e2a 4-core \u89c4\u683c\u3002\u5176\u516c\u5f00\u7ed3\u6784\u4e3a Class 2 Cu + Mica Glass Tape + XLPE + Glass Tape + LSZH bedding + SWA + outer glass barrier + LSZH sheath\uff1b\u516c\u5f00 operating temperature \u4e3a \u221220\u2026+90\u00b0C\uff0cinstallation bending radius \u4e3a 8D\u3002\u4ee5\u4e0b\u6570\u636e\u4e3a<strong>\u5916\u90e8 benchmark\uff0c\u4e0d\u662f Feichun \u6b63\u5f0f datasheet<\/strong>\u3002<a href=\"https:\/\/www.elandcables.com\/media\/glebydqi\/bs-7846-armoured-fire-performance-power-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">[public F120 datasheet]<\/a><\/p>\n<div class=\"scroll\"><table><caption>External BS7846 F120 4-core dimensional benchmark<\/caption><thead><tr><th>External part<\/th><th>\u89c4\u683c<\/th><th>Insulation mm<\/th><th>SWA wire mm<\/th><th>Outer sheath mm<\/th><th>OD mm<\/th><th>kg\/km<\/th><th>R20 \u03a9\/km<\/th><\/tr><\/thead><tbody><tr><td class='key'>A6NX04040BK<\/td><td>4\u00d74<\/td><td>0,7<\/td><td>1,25<\/td><td>1,4<\/td><td>24,7<\/td><td>1 100<\/td><td>4,61<\/td><\/tr><tr><td class='key'>A6NX04060BK<\/td><td>4\u00d76<\/td><td>0,7<\/td><td>1,25<\/td><td>1,5<\/td><td>26,2<\/td><td>1 200<\/td><td>3,08<\/td><\/tr><tr><td class='key'>A6NX0410BK<\/td><td>4\u00d710<\/td><td>0,7<\/td><td>1,25<\/td><td>1,5<\/td><td>27,8<\/td><td>1 500<\/td><td>1,83<\/td><\/tr><tr><td class='key'>A6NX0416BK<\/td><td>4\u00d716<\/td><td>0,7<\/td><td>1,25<\/td><td>1,6<\/td><td>29,3<\/td><td>1 700<\/td><td>1,15<\/td><\/tr><tr><td class='key'>A6NX0425BK<\/td><td>4\u00d725<\/td><td>0,9<\/td><td>1,6<\/td><td>1,7<\/td><td>34<\/td><td>2 500<\/td><td>0,727<\/td><\/tr><tr><td class='key'>A6NX0435BK<\/td><td>4\u00d735<\/td><td>0,9<\/td><td>1,6<\/td><td>1,8<\/td><td>35,2<\/td><td>3 000<\/td><td>0,524<\/td><\/tr><tr><td class='key'>A6NX0450BK<\/td><td>4\u00d750<\/td><td>1<\/td><td>1,6<\/td><td>1,9<\/td><td>36,6<\/td><td>3 250<\/td><td>0,387<\/td><\/tr><tr><td class='key'>A6NX0470BK<\/td><td>4\u00d770<\/td><td>1,1<\/td><td>2<\/td><td>2,1<\/td><td>40,3<\/td><td>4 500<\/td><td>0,268<\/td><\/tr><tr><td class='key'>A6NX0495BK<\/td><td>4\u00d795<\/td><td>1,1<\/td><td>2<\/td><td>2,2<\/td><td>44,6<\/td><td>5 750<\/td><td>0,193<\/td><\/tr><tr><td class='key'>A6NX04120BK<\/td><td>4\u00d7120<\/td><td>1,2<\/td><td>2,5<\/td><td>2,3<\/td><td>49,5<\/td><td>7 250<\/td><td>0,153<\/td><\/tr><tr><td class='key'>A6NX04150BK<\/td><td>4\u00d7150<\/td><td>1,4<\/td><td>2,5<\/td><td>2,4<\/td><td>54<\/td><td>8 500<\/td><td>0,124<\/td><\/tr><tr><td class='key'>A6NX04185BK<\/td><td>4\u00d7185<\/td><td>1,6<\/td><td>2,5<\/td><td>2,6<\/td><td>58,8<\/td><td>10 500<\/td><td>0,0991<\/td><\/tr><tr><td class='key'>A6NX04240BK<\/td><td>4\u00d7240<\/td><td>1,7<\/td><td>2,5<\/td><td>2,7<\/td><td>64,8<\/td><td>13 000<\/td><td>0,0754<\/td><\/tr><tr><td class='key'>A6NX04300BK<\/td><td>4\u00d7300<\/td><td>1,8<\/td><td>2,5<\/td><td>2,9<\/td><td>71,7<\/td><td>16 000<\/td><td>0,0601<\/td><\/tr><tr><td class='key'>A6NX04400BK<\/td><td>4\u00d7400<\/td><td>2<\/td><td>3,15<\/td><td>3,2<\/td><td>82,5<\/td><td>21 000<\/td><td>0,047<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"note\">\u4ece 4\u00d74 mm\u00b2 \u7684\u7ea6 24.7 mm \/ 1100 kg\/km\uff0c\u5230 4\u00d7400 mm\u00b2 \u7684\u7ea6 82.5 mm \/ 21,000 kg\/km\uff0cF120 \u5927\u578b feeder \u7684\u5b89\u88c5\u5df2\u7ecf\u662f\u91cd\u578b\u673a\u68b0\u5de5\u7a0b\uff1a1 km 4\u00d7400 \u7684 cable mass \u7ea6 21 t\uff0c\u8fd8\u6ca1\u6709\u8ba1\u7b97 drum \u91cd\u91cf\u3002<\/p>\n<\/section>\n\n<section id=\"electrical\"><h2>11. Fire Survival Cable \u6b63\u5e38\u8fd0\u884c\u4ecd\u7136\u8981\u505a\u666e\u901a\u7535\u6c14\u8bbe\u8ba1<\/h2>\n<div class=\"scroll\"><table><caption>External F120 4-core three-phase benchmark<\/caption><thead><tr><th>\u89c4\u683c<\/th><th>Laid direct A<\/th><th>In ducts A<\/th><th>In air A<\/th><th>3ph volt drop mV\/A\/m<\/th><\/tr><\/thead><tbody><tr><td class='key'>4\u00d74<\/td><td>55<\/td><td>45<\/td><td>47<\/td><td>10<\/td><\/tr><tr><td class='key'>4\u00d76<\/td><td>69<\/td><td>56<\/td><td>59<\/td><td>6,8<\/td><\/tr><tr><td class='key'>4\u00d710<\/td><td>92<\/td><td>75<\/td><td>82<\/td><td>4<\/td><\/tr><tr><td class='key'>4\u00d716<\/td><td>119<\/td><td>96<\/td><td>107<\/td><td>2,5<\/td><\/tr><tr><td class='key'>4\u00d725<\/td><td>152<\/td><td>124<\/td><td>140<\/td><td>1,65<\/td><\/tr><tr><td class='key'>4\u00d735<\/td><td>182<\/td><td>149<\/td><td>172<\/td><td>1,15<\/td><\/tr><tr><td class='key'>4\u00d750<\/td><td>217<\/td><td>177<\/td><td>209<\/td><td>0,87<\/td><\/tr><tr><td class='key'>4\u00d770<\/td><td>266<\/td><td>218<\/td><td>263<\/td><td>0,6<\/td><\/tr><tr><td class='key'>4\u00d795<\/td><td>319<\/td><td>263<\/td><td>324<\/td><td>0,45<\/td><\/tr><tr><td class='key'>4\u00d7120<\/td><td>363<\/td><td>300<\/td><td>346<\/td><td>0,37<\/td><\/tr><tr><td class='key'>4\u00d7150<\/td><td>409<\/td><td>338<\/td><td>430<\/td><td>0,3<\/td><\/tr><tr><td class='key'>4\u00d7185<\/td><td>458<\/td><td>382<\/td><td>495<\/td><td>0,26<\/td><\/tr><tr><td class='key'>4\u00d7240<\/td><td>529<\/td><td>442<\/td><td>584<\/td><td>0,21<\/td><\/tr><tr><td class='key'>4\u00d7300<\/td><td>592<\/td><td>496<\/td><td>672<\/td><td>0,185<\/td><\/tr><tr><td class='key'>4\u00d7400<\/td><td>667<\/td><td>570<\/td><td>766<\/td><td>\u2014<\/td><\/tr><\/tbody><\/table><\/div>\n<p>\u8010\u706b\u7b49\u7ea7\u4e0d\u4f1a\u6d88\u9664\u65e5\u5e38 ampacity\u3001voltage drop\u3001short-circuit\u3001soil thermal resistivity \u548c grouping \u7684\u9650\u5236\u3002\u4f8b\u5982 4\u00d7120 mm\u00b2 \u7684\u516c\u5f00\u4e09\u76f8\u503c\u7ea6\u4e3a laid direct 363 A\u3001duct 300 A\u3001air 346 A\uff1b\u4e0d\u540c\u6577\u8bbe\u65b9\u5f0f\u4ecd\u7136\u663e\u8457\u6539\u53d8\u6563\u70ed\u6761\u4ef6\u3002<\/p>\n<\/section>\n\n<section id=\"calc\"><h2>12. \u77ed\u8def\u3001\u91cd\u91cf\u4e0e\u5f2f\u66f2\uff1aF120 \u4e5f\u5fc5\u987b\u6ee1\u8db3\u666e\u901a cable engineering<\/h2>\n<div class=\"formula\">Cu \/ XLPE adiabatic approximation:\nI = 143 \u00d7 S \/ \u221at\n\nR90 \u2248 R20 \u00d7 [1 + 0.00393 \u00d7 (90 \u2212 20)]\n\nInstallation bend scale:\nRmin = 8 \u00d7 cable OD\n\uff08\u53d6\u81ea\u8be5\u516c\u5f00 F120 datasheet\uff09\n\n\u6ce8\u610f\uff1a\nF120 test duration \u2260 conductor short-circuit duration\u3002\n\u524d\u8005\u662f fire survival\uff1b\u540e\u8005\u901a\u5e38\u662f protection clearing \u7684\u79d2\u7ea7\u70ed\u7a33\u5b9a\u3002<\/div>\n<div class=\"scroll\"><table><thead><tr><th>\u89c4\u683c<\/th><th>R90 \u03a9\/km<\/th><th>1s Cu short-circuit kA<\/th><th>5s kA<\/th><th>100m mass kg<\/th><th>8D bend radius mm<\/th><\/tr><\/thead><tbody><tr><td class='key'>4\u00d74<\/td><td>5,8782<\/td><td>0,57<\/td><td>0,26<\/td><td>110<\/td><td>197,6<\/td><\/tr><tr><td class='key'>4\u00d76<\/td><td>3,9273<\/td><td>0,86<\/td><td>0,38<\/td><td>120<\/td><td>209,6<\/td><\/tr><tr><td class='key'>4\u00d710<\/td><td>2,3334<\/td><td>1,43<\/td><td>0,64<\/td><td>150<\/td><td>222,4<\/td><\/tr><tr><td class='key'>4\u00d716<\/td><td>1,4664<\/td><td>2,29<\/td><td>1,02<\/td><td>170<\/td><td>234,4<\/td><\/tr><tr><td class='key'>4\u00d725<\/td><td>0,927<\/td><td>3,58<\/td><td>1,6<\/td><td>250<\/td><td>272<\/td><\/tr><tr><td class='key'>4\u00d735<\/td><td>0,6682<\/td><td>5<\/td><td>2,24<\/td><td>300<\/td><td>281,6<\/td><\/tr><tr><td class='key'>4\u00d750<\/td><td>0,4935<\/td><td>7,15<\/td><td>3,2<\/td><td>325<\/td><td>292,8<\/td><\/tr><tr><td class='key'>4\u00d770<\/td><td>0,3417<\/td><td>10,01<\/td><td>4,48<\/td><td>450<\/td><td>322,4<\/td><\/tr><tr><td class='key'>4\u00d795<\/td><td>0,2461<\/td><td>13,59<\/td><td>6,08<\/td><td>575<\/td><td>356,8<\/td><\/tr><tr><td class='key'>4\u00d7120<\/td><td>0,1951<\/td><td>17,16<\/td><td>7,67<\/td><td>725<\/td><td>396<\/td><\/tr><tr><td class='key'>4\u00d7150<\/td><td>0,1581<\/td><td>21,45<\/td><td>9,59<\/td><td>850<\/td><td>432<\/td><\/tr><tr><td class='key'>4\u00d7185<\/td><td>0,1264<\/td><td>26,45<\/td><td>11,83<\/td><td>1050<\/td><td>470,4<\/td><\/tr><tr><td class='key'>4\u00d7240<\/td><td>0,0961<\/td><td>34,32<\/td><td>15,35<\/td><td>1300<\/td><td>518,4<\/td><\/tr><tr><td class='key'>4\u00d7300<\/td><td>0,0766<\/td><td>42,9<\/td><td>19,19<\/td><td>1600<\/td><td>573,6<\/td><\/tr><tr><td class='key'>4\u00d7400<\/td><td>0,0599<\/td><td>57,2<\/td><td>25,58<\/td><td>2100<\/td><td>660<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"applications\"><h2>13. \u54ea\u4e9b\u8d1f\u8f7d\u771f\u6b63\u9700\u8981 Fire Survival Cable\uff1f<\/h2>\n<div class=\"svg\"><svg viewBox=\"0 0 1900 1120\"><rect width=\"1900\" height=\"1120\" fill=\"#06131b\"\/><text x=\"60\" y=\"65\" fill=\"#55dff7\" font-size=\"38\" font-family=\"Arial\" font-weight=\"700\">Fire Survival Cable \u5e94\u7528\uff1a\u54ea\u4e9b\u8d1f\u8f7d\u771f\u7684\u9700\u8981\u201c\u706b\u707e\u4e2d\u7ee7\u7eed\u8fd0\u884c\u201d\uff1f<\/text><g font-family=\"Arial\" fill=\"#eaf6f8\">\n<rect x=\"65\" y=\"180\" width=\"410\" height=\"700\" rx=\"18\" fill=\"#0b222d\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"130\" y=\"245\" font-size=\"27\" fill=\"#55dff7\" font-weight=\"700\">Smoke control<\/text><path d=\"M125 650H415M180 650V400H350V650\" stroke=\"#d9e4e7\" stroke-width=\"15\" fill=\"none\"\/><path d=\"M220 360C250 310 300 310 330 360\" fill=\"none\" stroke=\"#a6ded9\" stroke-width=\"15\"\/><text x=\"115\" y=\"800\" font-size=\"18\">fans \/ dampers \/ smoke extraction<\/text>\n<rect x=\"505\" y=\"180\" width=\"410\" height=\"700\" rx=\"18\" fill=\"#0b222d\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"570\" y=\"245\" font-size=\"27\" fill=\"#f0c865\" font-weight=\"700\">Fire-fighting lift<\/text><rect x=\"620\" y=\"390\" width=\"180\" height=\"280\" fill=\"#294950\" stroke=\"#d9e4e7\" stroke-width=\"8\"\/><path d=\"M710 390V300\" stroke=\"#55dff7\" stroke-width=\"13\"\/><text x=\"560\" y=\"800\" font-size=\"18\">lift \/ evacuation lift \/ controls<\/text>\n<rect x=\"945\" y=\"180\" width=\"410\" height=\"700\" rx=\"18\" fill=\"#0b222d\" stroke=\"#a6ded9\" stroke-width=\"5\"\/><text x=\"1015\" y=\"245\" font-size=\"27\" fill=\"#a6ded9\" font-weight=\"700\">Fire pump<\/text><circle cx=\"1110\" cy=\"520\" r=\"105\" fill=\"#173541\" stroke=\"#55dff7\" stroke-width=\"9\"\/><path d=\"M1215 520H1300\" stroke=\"#d88d47\" stroke-width=\"20\"\/><text x=\"1000\" y=\"800\" font-size=\"18\">pump \/ sprinkler \/ water mist auxiliaries<\/text>\n<rect x=\"1385\" y=\"180\" width=\"410\" height=\"700\" rx=\"18\" fill=\"#0b222d\" stroke=\"#ff9297\" stroke-width=\"5\"\/><text x=\"1460\" y=\"245\" font-size=\"27\" fill=\"#ff9297\" font-weight=\"700\">Critical process<\/text><path d=\"M1445 650H1730M1480 650V440H1695V650\" stroke=\"#d9e4e7\" stroke-width=\"15\" fill=\"none\"\/><text x=\"1425\" y=\"800\" font-size=\"18\">ESD \/ emergency shutdown \/ critical port process<\/text>\n<rect x=\"90\" y=\"960\" width=\"1720\" height=\"82\" rx=\"12\" fill=\"#081b24\" stroke=\"#315b6f\"\/><text x=\"125\" y=\"1010\" font-size=\"19\" fill=\"#ffcf9c\">\u6e2f\u53e3\u548c\u77ff\u5c71\u56fa\u5b9a\u6d88\u9632\/\u751f\u547d\u5b89\u5168\u4e3b\u5e72\u53ef\u91c7\u7528 fire-survival fixed cable\uff1b\u79fb\u52a8\u5cb8\u6865\u5377\u7b52\u3001\u62d6\u4ee4\u7b49\u4ecd\u9700\u72ec\u7acb high-flex fire-survival design\u3002<\/text><\/g><\/svg><div class=\"svg-caption\">Figure 5 \u2014 Fire-survival cable \u7684\u5178\u578b\u5173\u952e\u8d1f\u8f7d\u3002<\/div><\/div>\n<div class=\"app-grid\">\n<div class=\"app\"><h3>Smoke extraction<\/h3><p>\u6392\u70df\u98ce\u673a\u3001\u9632\u70df\u52a0\u538b\u98ce\u673a\u3001damper \u548c\u63a7\u5236\u7cfb\u7edf\u5fc5\u987b\u5728\u706b\u707e\u53d1\u5c55\u65f6\u6301\u7eed\u8fd0\u884c\u3002<\/p><\/div>\n<div class=\"app\"><h3>Fire-fighting lift<\/h3><p>\u6d88\u9632\u7535\u68af\/\u758f\u6563\u7535\u68af\u5728\u666e\u901a\u914d\u7535\u7cfb\u7edf\u9000\u51fa\u540e\u4ecd\u9700\u53ef\u9760\u4f9b\u7535\u4e0e\u63a7\u5236\u3002<\/p><\/div>\n<div class=\"app\"><h3>Fire pump<\/h3><p>fire pump\u3001sprinkler\u3001water mist \u7b49\u662f Fire Survival power feeder \u7684\u5178\u578b\u5927\u529f\u7387\u8d1f\u8f7d\u3002<\/p><\/div>\n<div class=\"app\"><h3>Emergency lighting<\/h3><p>\u8f83\u5c0f\u8d1f\u8f7d\u53ef\u91c7\u7528 BS EN50200\/PH \u6216\u76f8\u5e94 emergency circuit route\uff0c\u5177\u4f53\u6309\u7cfb\u7edf\u6807\u51c6\u3002<\/p><\/div>\n<div class=\"app\"><h3>Fire alarm \/ voice alarm<\/h3><p>\u66f4\u5173\u6ce8\u5c0f\u578b power\/control\/data cable \u7684 circuit integrity \u548c\u7cfb\u7edf\u7ebf\u8def\u62d3\u6251\u3002<\/p><\/div>\n<div class=\"app\"><h3>Critical shutdown<\/h3><p>\u6cb9\u6c14\u3001\u5316\u5de5\u3001\u6e2f\u53e3\u5371\u9669\u5de5\u827a\u7684 ESD\u3001emergency valve\u3001critical monitoring \u4e5f\u53ef\u80fd\u9700\u8981 fire-survival signal\/power\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"port\"><h2>14. \u6e2f\u53e3\u4e0e\u77ff\u5c71\uff1aFire Survival \u7684\u7279\u6b8a\u96be\u70b9<\/h2>\n<div class=\"grid\">\n<div class=\"box\"><h3>Port tunnel \/ gallery<\/h3><p>\u957f cable gallery \u540c\u65f6\u5b58\u5728\u9ad8 fire load\u3001\u76d0\u96fe\u3001\u6f6e\u6e7f\u548c\u4eba\u5458\u758f\u6563\u98ce\u9669\uff0c\u5f80\u5f80\u8981\u6c42 fire survival + LSZH + corrosion resistance\u3002<\/p><\/div>\n<div class=\"box\"><h3>Shiploader \/ conveyor<\/h3><p>\u56fa\u5b9a\u6d88\u9632\u6cf5\u3001emergency stop control\u3001critical conveyor safety feeder \u53ef\u91c7\u7528\u56fa\u5b9a\u8010\u706b\u8def\u7ebf\u3002<\/p><\/div>\n<div class=\"box\"><h3>Underground mining<\/h3><p>\u5df7\u9053\u5185 smoke\u3001mechanical damage\u3001water \u548c evacuation time \u53e0\u52a0\uff0c\u4e0d\u80fd\u4ec5\u7528\u666e\u901a\u5efa\u7b51 F120 \u601d\u7ef4\u5957\u7528\uff0c\u5e94\u7ed3\u5408\u5f53\u5730\u77ff\u5c71\u6cd5\u89c4\u3002<\/p><\/div>\n<div class=\"box\"><h3>Hazardous area<\/h3><p>Fire survival \u4e0e Ex \u662f\u4e24\u4e2a\u72ec\u7acb\u7ef4\u5ea6\uff1bgland\u3001junction box\u3001barrier\u3001equipment protection concept \u540c\u6837\u8981\u6ee1\u8db3 hazardous-area requirement\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"dynamic\"><h2>15. Feichun \u98de\u7eaf\uff1a\u80fd\u4e0d\u80fd\u505a Reeling \/ Festoon \u7684 Fire Survival Cable\uff1f<\/h2>\n<p>\u53ef\u4ee5\u5f00\u53d1\uff0c\u4f46\u4e0d\u80fd\u628a\u666e\u901a BS7846 F120 SWA cable \u76f4\u63a5\u88c5\u5230\u5377\u7b52\u3002\u6807\u51c6 F120 \u662f fixed installation \u7ed3\u6784\uff1b\u8fde\u7eed movement \u9700\u8981\u53e6\u5916\u89e3\u51b3 fine-stranded conductor\u3001mica fatigue\u3001dynamic screen\u3001tensile member\u3001torsion\u3001abrasion \u548c flexible LSZH compound\u3002<\/p>\n<div class=\"grid\">\n<div class=\"box\"><h3>Flexible mica system<\/h3><p>\u666e\u901a mica tape \u5728\u53cd\u590d\u5f2f\u66f2\u4e2d\u53ef\u80fd\u4ea7\u751f\u88c2\u7eb9\/\u642d\u63a5\u6ed1\u79fb\uff1b\u52a8\u6001 fire barrier \u8981\u63a7\u5236 tape grade\u3001overlap\u3001wrap tension \u548c bending strain\u3002<\/p><\/div>\n<div class=\"box\"><h3>Fine-stranded copper<\/h3><p>\u66ff\u4ee3 fixed Class 2 conductor\uff0c\u63d0\u9ad8 reeling\/festoon flex life\u3002<\/p><\/div>\n<div class=\"box\"><h3>Tensile member<\/h3><p>\u8ba9 cable reel\u3001vertical festoon \u7684\u673a\u68b0\u5f20\u529b\u8d70\u627f\u529b\u5143\u4ef6\uff0c\u800c\u4e0d\u662f\u8d70 fire-survival conductor\u3002<\/p><\/div>\n<div class=\"box\"><h3>Flexible LSZH\/CPE route<\/h3><p>\u666e\u901a\u4f4e\u70df\u65e0\u5364 compound \u53ef\u80fd\u8fc7\u786c\uff1b\u9700\u5728 fire performance\u3001tear\u3001abrasion \u548c flex \u4e4b\u95f4\u4f18\u5316\u3002<\/p><\/div>\n<div class=\"box\"><h3>Sequential testing<\/h3><p>\u66f4\u5408\u7406\u7684 qualification \u662f\u5148 flex\/torsion aging\uff0c\u518d\u9a8c\u8bc1 electrical integrity \/ fire performance\uff0c\u800c\u4e0d\u662f\u53ea\u6d4b\u8bd5\u5168\u65b0\u6837\u54c1\u3002<\/p><\/div>\n<div class=\"box\"><h3>Application boundary<\/h3><p>\u6700\u7ec8\u540d\u79f0\u5e94\u5199\u201cproject-qualified high-flex fire-survival cable\u201d\uff0c\u4e0d\u8981\u65e0\u8bc1\u636e\u5957\u7528 BS7846 F120 \u6807\u8bc6\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"compliance\"><h2>16. Feichun Fire Survival Cable \u7684\u8ba4\u8bc1\u3001FAT \u4e0e\u9879\u76ee\u6587\u4ef6<\/h2>\n<p>\u98de\u7eaf\u7535\u7f06\u53ef\u56f4\u7ed5\u5177\u4f53\u9879\u76ee\u914d\u7f6e\u9002\u7528\u7684 <strong>BS 7846 \/ BS 8491 \/ IEC 60331\u3001BASEC\/LPCB-style third-party route\u3001ATEX\u3001IECEx\u3001VDE\u3001CE\u3001UKCA\u3001EAC \u548c Russian Fire Safety Certificate<\/strong> \u6280\u672f\u6587\u4ef6\u3002\u4efb\u4f55\u8ba4\u8bc1\u8303\u56f4\u5fc5\u987b\u4e0e exact construction\u3001size range\u3001fire category\u3001factory \u4e0e\u76ee\u7684\u5e02\u573a\u5bf9\u5e94\u3002<\/p>\n<div class=\"scroll\"><table><thead><tr><th>\u9879\u76ee\u6587\u4ef6<\/th><th>\u4e3a\u4ec0\u4e48\u5fc5\u987b\u6709<\/th><\/tr><\/thead><tbody>\n<tr><td class=\"key\">Fire test certificate\/report<\/td><td>\u786e\u8ba4 exact cable construction\u3001size qualification\u3001duration\u3001fire\/shock\/water protocol\u3002<\/td><\/tr>\n<tr><td class=\"key\">Construction drawing<\/td><td>\u9501\u5b9a conductor\u3001mica layers\u3001XLPE\u3001glass tapes\u3001SWA\u3001LSZH thickness\u3002<\/td><\/tr>\n<tr><td class=\"key\">Routine electrical test<\/td><td>\u786e\u8ba4 conductor resistance\u3001HV\/IR\u3001continuity\u3002<\/td><\/tr>\n<tr><td class=\"key\">Drum \/ batch traceability<\/td><td>\u5c06\u73b0\u573a\u5b89\u88c5\u7535\u7f06\u8ffd\u6eaf\u5230\u751f\u4ea7\u6279\u6b21\u548c test evidence\u3002<\/td><\/tr>\n<tr><td class=\"key\">Support \/ gland schedule<\/td><td>\u4fdd\u8bc1\u73b0\u573a accessories \u4e0d\u628a F120 system \u964d\u7ea7\u3002<\/td><\/tr>\n<tr><td class=\"key\">System cause-and-effect<\/td><td>\u786e\u8ba4\u5b9e\u9645\u706b\u707e\u573a\u666f\u4e2d source\u3001ATS\u3001load\u3001control \u7684 survival sequence\u3002<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p>IECEx \u8ba4\u8bc1\u4e5f\u5e94\u901a\u8fc7\u5b98\u65b9 Online Certificate System \u6838\u9a8c\uff1bFire Survival cable \u672c\u8eab\u5e76\u4e0d\u4f1a\u4f7f\u6574\u4e2a hazardous-area installation \u81ea\u52a8\u6210\u4e3a IECEx\/ATEX compliant\u3002<a href=\"https:\/\/www.iecex.com\/certified-equipment-scheme\/overview\/\" target=\"_blank\" rel=\"noopener\">[IECEx]<\/a><\/p>\n<\/section>\n\n<section id=\"fmea\"><h2>17. Fire Survival System \u5e38\u89c1\u5931\u6548\u6a21\u5f0f<\/h2>\n<div class=\"fmea-grid\">\n<div class=\"fmea\"><h3>F120 cable + \u666e\u901a\u5851\u6599\u624e\u5e26<\/h3><p>support \u5148\u7194\u5316\uff0c\u7535\u7f06\u5760\u843d\u5931\u6548\u3002\u63a7\u5236\uff1afire-rated support system\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>Joint \u672a\u8010\u706b<\/h3><p>\u4e00\u6761 200m F120 feeder \u4e2d\u95f4\u63a5\u4e00\u4e2a\u666e\u901a joint\uff0c\u7cfb\u7edf\u7b49\u7ea7\u7531 joint \u51b3\u5b9a\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>Normal\/emergency route \u540c\u706b\u533a<\/h3><p>\u5355\u4e00\u706b\u707e\u540c\u65f6\u7834\u574f\u53cc\u8def\u7535\u6e90\u3002\u63a7\u5236\uff1aphysical\/fire compartment segregation\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>\u8bef\u7528 BS6724<\/h3><p>LSZH armoured \u88ab\u8bef\u8ba4\u4e3a fire survival\u3002\u63a7\u5236\uff1a\u8981\u6c42 circuit-integrity report\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>\u9519\u8bef\u65f6\u95f4\u89e3\u91ca<\/h3><p>\u628a F120 \u89e3\u91ca\u6210\u6240\u6709\u73b0\u573a\u706b\u707e 120min guarantee\u3002\u63a7\u5236\uff1a\u5199\u660e test protocol\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>\u5927\u622a\u9762\u62c9\u4f24<\/h3><p>F120 \u7ed3\u6784\u539a\u91cd\uff0c\u5b89\u88c5\u65f6 sidewall pressure \u7834\u574f mica system\u3002\u63a7\u5236\uff1a8D\u3001roller\u3001pull calculation\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>Water ingress at termination<\/h3><p>\u6d88\u9632\u6c34\u4ece\u672a\u5bc6\u5c01 gland\/joint \u8fdb\u5165\uff0c\u63d0\u524d\u4ea7\u751f tracking\/short circuit\u3002<\/p><\/div>\n<div class=\"fmea\"><h3>\u52a8\u6001\u8bef\u7528<\/h3><p>fixed F120 \u76f4\u63a5\u7528\u4e8e reel\/festoon\uff0c\u8fd0\u884c\u9636\u6bb5\u5df2\u53d1\u751f mica\/conductor fatigue\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"faq\"><h2>18. FAQ\uff1aFire Survival Cable \u6700\u5e38\u89c1\u7684\u95ee\u9898<\/h2>\n<div class=\"grid\">\n<div class=\"box\"><h3>Fire Survival \u548c Fire Resistant \u4e00\u6837\u5417\uff1f<\/h3><p>\u884c\u4e1a\u4e2d\u7ecf\u5e38\u4ea4\u53c9\u4f7f\u7528\u3002\u66f4\u4e25\u683c\u5730\u8bf4\uff0cfire resistant \u662f\u7535\u7f06\u6d4b\u8bd5\u5c5e\u6027\uff0cfire survival \u66f4\u5f3a\u8c03\u5173\u952e\u7cfb\u7edf\u5728\u706b\u707e\u4e2d\u7684\u529f\u80fd\u4fdd\u6301\u3002<\/p><\/div>\n<div class=\"box\"><h3>F120 \u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3><p>\u5728 BS7846\/BS8491 \u89c4\u5b9a\u7684\u7ec4\u5408 fire + impact + water test protocol \u4e0b\u8fbe\u5230 120min circuit integrity\u3002<\/p><\/div>\n<div class=\"box\"><h3>BS6387 CWZ \u548c F120 \u4e00\u6837\u5417\uff1f<\/h3><p>\u4e0d\u662f\u3002BS6387 C\/W\/Z \u662f\u4e0d\u540c\u7684 fire\/water\/shock assessment\uff1bBS8491 \u7684\u5927\u578b cable \u7ec4\u5408\u653b\u51fb\u66f4\u8d34\u8fd1\u7279\u5b9a active fire-safety feeder \u9700\u6c42\u3002<\/p><\/div>\n<div class=\"box\"><h3>LSZH cable \u53ef\u4ee5\u5f53 fire-survival cable \u5417\uff1f<\/h3><p>\u4e0d\u80fd\u3002LSZH \u63cf\u8ff0\u70df\u548c\u5364\u9178\u6027\u80fd\uff0c\u4e0d\u8bc1\u660e circuit integrity\u3002<\/p><\/div>\n<div class=\"box\"><h3>BS7846 \u662f\u4ec0\u4e48\u7535\u538b\uff1f<\/h3><p>600\/1000 V fixed armoured fire-resistant cable\u3002<\/p><\/div>\n<div class=\"box\"><h3>\u4e2d\u538b\u6709 fire-survival \u6807\u51c6\u5417\uff1f<\/h3><p>IEC60331-4:2024 \u5df2\u63d0\u4f9b\u9ad8\u4e8e1kV\u3001\u6700\u9ad818\/30kV\u7684 fire + shock circuit-integrity test route\u3002<\/p><\/div>\n<div class=\"box\"><h3>F120 cable \u53ef\u4ee5\u57cb\u5730\u5417\uff1f<\/h3><p>\u9700\u770b\u5177\u4f53\u4ea7\u54c1\u548c\u9879\u76ee\u5b89\u88c5\u6761\u4ef6\uff1barmour \u63d0\u4f9b\u673a\u68b0\u4fdd\u62a4\uff0c\u4f46 water blocking\u3001soil thermal \u548c joint system \u4ecd\u9700\u8bbe\u8ba1\u3002<\/p><\/div>\n<div class=\"box\"><h3>F120 cable \u80fd\u4e0a\u5377\u7b52\u5417\uff1f<\/h3><p>\u6807\u51c6 fixed F120 \u4e0d\u9002\u5408\u76f4\u63a5\u8fde\u7eed\u5377\u7ed5\u3002\u9700\u8981\u53e6\u5916\u5f00\u53d1 high-flex fire-survival construction\u3002<\/p><\/div>\n<div class=\"box\"><h3>\u4e3a\u4ec0\u4e48\u652f\u67b6\u4e5f\u8981\u8010\u706b\uff1f<\/h3><p>\u7535\u7f06\u5373\u4f7f\u5185\u90e8\u4ecd\u7edd\u7f18\uff0c\u5982\u679c cable ladder\/cleat \u5760\u843d\u5bfc\u81f4\u62c9\u65ad\u6216\u77ed\u8def\uff0c\u7cfb\u7edf\u4ecd\u7136\u5931\u6548\u3002<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"sources\"><h2>19. \u4e3b\u8981\u6807\u51c6\u4e0e\u516c\u5f00\u6280\u672f\u8d44\u6599<\/h2>\n<ul class=\"source-list\">\n<li><a href=\"https:\/\/landingpage.bsigroup.com\/LandingPage\/Standard?UPI=000000000030301743\" target=\"_blank\" rel=\"noopener\">BSI \u2014 BS 7846:2015<\/a>\uff1a600\/1000V thermosetting insulated armoured fire-resistant LSZH fixed cable\u3002<\/li>\n<li><a href=\"https:\/\/knowledge.bsigroup.com\/products\/test-method-for-resistance-to-fire-of-cables-required-to-maintain-circuit-integrity-under-fire-conditions\" target=\"_blank\" rel=\"noopener\">BSI \u2014 BS 6387:2013<\/a>\uff1aCurrent\uff1b\u22641kV\u3001OD\u226420mm circuit-integrity fire test\u3002<\/li>\n<li><a href=\"https:\/\/knowledge.bsigroup.com\/products\/method-for-assessment-of-fire-integrity-of-large-diameter-power-cables-for-use-as-components-for-smoke-and-heat-control-systems-and-certain-other-active-fire-safety-systems\" target=\"_blank\" rel=\"noopener\">BSI \u2014 BS 8491:2008<\/a>\uff1aCurrent\uff1blarge diameter fire + impact + water jet assessment\u3002<\/li>\n<li><a href=\"https:\/\/knowledge.bsigroup.com\/products\/selection-and-installation-of-fire-resistant-power-and-control-cable-systems-for-life-safety-fire-fighting-and-other-critical-applications-code-of-practice\" target=\"_blank\" rel=\"noopener\">BSI \u2014 BS 8519:2020<\/a>\uff1aCurrent\uff1blife-safety\/fire-fighting fire-resistant cable system code\u3002<\/li>\n<li><a href=\"https:\/\/knowledge.bsigroup.com\/products\/method-of-test-for-resistance-to-fire-of-unprotected-small-cables-for-use-in-emergency-circuits\" target=\"_blank\" rel=\"noopener\">BSI \u2014 BS EN 50200:2015<\/a>\uff1aCurrent\uff1bunprotected small emergency cable fire-resistance test\u3002<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/28094\" target=\"_blank\" rel=\"noopener\">IEC \u2014 IEC 60331-1:2018<\/a>\uff1aOD>20mm LV cable fire + shock \u2265830\u00b0C\u3002<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/27836\" target=\"_blank\" rel=\"noopener\">IEC \u2014 IEC 60331-2:2018<\/a>\uff1aOD\u226420mm LV cable fire + shock \u2265830\u00b0C\u3002<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/65844\" target=\"_blank\" rel=\"noopener\">IEC \u2014 IEC 60331-4:2024<\/a>\uff1aMV fire + shock route up to 18\/30kV\u3002<\/li>\n<li><a href=\"https:\/\/www.elandcables.com\/media\/glebydqi\/bs-7846-armoured-fire-performance-power-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">Current public BS7846 F120 datasheet<\/a>\uff1a4\u2013400mm\u00b2 dimensions \/ current \/ voltage-drop benchmark\u3002<\/li>\n<\/ul>\n<div class=\"warn\"><strong>\u5de5\u7a0b\u514d\u8d23\u58f0\u660e\uff1a<\/strong>\u672c\u6587\u7528\u4e8e\u6280\u672f\u641c\u7d22\u3001\u9884\u9009\u3001EPC\u6f84\u6e05\u548c fire-survival system \u8bbe\u8ba1\u8ba8\u8bba\u3002\u6700\u7ec8\u9879\u76ee\u5fc5\u987b\u7531 fire engineer\/electrical designer \u6309\u6b63\u7248\u6807\u51c6\u3001\u5efa\u7b51\u6d88\u9632\u7b56\u7565\u3001\u77ed\u8def\u4e0e\u8f7d\u6d41\u8ba1\u7b97\u3001\u5b9e\u9645\u652f\u6491\/\u9644\u4ef6\u7cfb\u7edf\u548c\u6b63\u5f0f\u7b2c\u4e09\u65b9 test report \u5b8c\u6210\u786e\u8ba4\u3002<\/div>\n<\/section>\n\n<footer><div class=\"wrap\"><div class=\"footer-grid\"><div><h2>Feichun Cable \u98de\u7eaf\u7535\u7f06 \u2014 \u5de5\u7a0b\u6280\u672f\u8054\u7cfb<\/h2><p>\u7528\u4e8e BS7846 F30\/F60\/F120\u3001IEC60331 LV\/MV\u3001fire pump\u3001smoke control\u3001life-safety feeder\uff0c\u4ee5\u53ca\u6e2f\u53e3\u77ff\u5c71 high-flex fire-survival cable \u7684\u9879\u76ee\u5f00\u53d1\u3002<\/p><div class=\"contact\"><div><strong>Email<\/strong><br><a href=\"\/cdn-cgi\/l\/email-protection#f9ad9c9a91b99f9c909a918c979a989b959c8ad79a9694\"><span class=\"__cf_email__\" data-cfemail=\"346051575c7452515d575c415a5755565851471a575b59\">[email protected]<\/span><\/a><\/div><div><strong>Phone<\/strong><br>+86 13855123218<\/div><\/div><\/div><div><h3>Document boundary<\/h3><p class=\"small\">\u6240\u6709\u8010\u706b\u65f6\u95f4\u3001\u8ba4\u8bc1\u3001\u89c4\u683c\u3001\u52a8\u6001\u5bff\u547d\u548c\u5b89\u88c5\u7cfb\u7edf\u5fc5\u987b\u6309 exact product \/ test report \/ approved project documentation \u6838\u9a8c\u3002<\/p><p class=\"small\">\u00a9 Feichun Cable \u98de\u7eaf\u7535\u7f06 \u00b7 Fire Survival Cable Series \u00b7 07 August 2026<\/p><\/div><\/div><\/div><\/footer>\n<\/main><script data-cfasync=\"false\" src=\"\/cdn-cgi\/scripts\/5c5dd728\/cloudflare-static\/email-decode.min.js\"><\/script><\/body><\/html>\n","protected":false},"excerpt":{"rendered":"Fire Survival Cable \u7684\u76ee\u6807\u4e0d\u662f\u201c\u7535\u7f06\u4e0d\u4f1a\u71c3\u70e7\u201d\uff0c\u800c\u662f\u5728\u89c4\u5b9a\u706b\u7130\u3001\u673a\u68b0\u51b2\u51fb\u548c\u6c34\u4f5c\u7528\u4e0b\uff0c\u4ecd\u8ba9\u6d88\u9632\u6cf5\u3001\u6392\u70df\u98ce\u673a\u3001\u6d88\u9632\/\u758f\u6563\u7535\u68af\u3001\u5e94\u6025\u63a7\u5236\u3001\u5173\u952e ESD \u4e0e\u751f\u547d\u5b89\u5168\u8bbe\u5907\u6301\u7eed\u83b7\u5f97\u7535\u529b\u6216\u63a7\u5236\u4fe1\u53f7\u3002\u672c\u6587\u628a cable-level fire test \u4e0e BS 8519 \u7684 system-level survival concept \u7ed3\u5408\u8d77\u6765\uff0c\u5e76\u7528\u516c\u5f00 BS 7846 F120 \u6570\u636e\u8bf4\u660e\u771f\u5b9e\u5c3a\u5bf8\u3001\u8f7d\u6d41\u91cf\u3001\u77ed\u8def\u80fd\u529b\u548c\u5b89\u88c5\u673a\u68b0\u8d1f\u8377\u3002","protected":false},"author":1,"featured_media":25797,"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-25796","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\/25796","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=25796"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/25796\/revisions"}],"predecessor-version":[{"id":25802,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/25796\/revisions\/25802"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/25797"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=25796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=25796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=25796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":25796,"date":"2026-08-07T13:55:13","date_gmt":"2026-08-07T05:55:13","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=25796"},"modified":"2026-08-07T13:55:17","modified_gmt":"2026-08-07T05:55:17","slug":"fire-survival-cable-series%ef%bc%9abs-7846-f120%e3%80%81bs-8491%e3%80%81bs-6387-%e4%b8%8e-iec-60331-%e7%9a%84%e7%81%ab%e7%81%be%e4%be%9b%e7%94%b5%e8%bf%9e%e7%bb%ad%e6%80%a7%e5%b7%a5%e7%a8%8b%e6%8c%87","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/fire-survival-cable-series%ef%bc%9abs-7846-f120%e3%80%81bs-8491%e3%80%81bs-6387-%e4%b8%8e-iec-60331-%e7%9a%84%e7%81%ab%e7%81%be%e4%be%9b%e7%94%b5%e8%bf%9e%e7%bb%ad%e6%80%a7%e5%b7%a5%e7%a8%8b%e6%8c%87\/","title":{"rendered":"Fire Survival Cable Series\uff1aBS 7846 F120\u3001BS 8491\u3001BS 6387 \u4e0e IEC 60331 \u7684\u706b\u707e\u4f9b\u7535\u8fde\u7eed\u6027\u5de5\u7a0b\u6307\u5357"},"content":{"rendered":"\n