{"id":5335,"date":"2026-01-28T15:24:28","date_gmt":"2026-01-28T07:24:28","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=5335"},"modified":"2026-01-28T15:24:31","modified_gmt":"2026-01-28T07:24:31","slug":"sheath-repair-under-as-nzs-1747-cold-pour-resin-application-for-type-241-cables-in-hazardous-zones","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/sheath-repair-under-as-nzs-1747-cold-pour-resin-application-for-type-241-cables-in-hazardous-zones\/","title":{"rendered":"Sheath Repair Under AS\/NZS 1747: Cold Pour Resin Application for Type 241 Cables in Hazardous Zones"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">AS\/NZS 1747\u6807\u51c6\u4e0b\u7684\u62a4\u5957\u4fee\u590d\uff1a241\u578b\u7535\u7f06\u5728\u5371\u9669\u533a\u57df\u7684\u51b7\u6d47\u6ce8\u6811\u8102\u5e94\u7528<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-dominant-color=\"7e7c70\" data-has-transparency=\"false\" style=\"--dominant-color: #7e7c70;\" loading=\"lazy\" decoding=\"async\" width=\"1028\" height=\"551\" sizes=\"auto, (max-width: 1028px) 100vw, 1028px\" src=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661.avif\" alt=\"\" class=\"wp-image-5336 not-transparent\" title=\"\" srcset=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661.avif 1028w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661-300x161.avif 300w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661-768x412.avif 768w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661-400x214.avif 400w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661-800x429.avif 800w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-661-832x446.avif 832w\" \/><\/figure>\n\n\n\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\">\n    <title>Sheath Repair Under AS\/NZS 1747: Cold Pour 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<div class=\"company-cn\">\u5b89\u5fbd\u98de\u7eaf\u7279\u79cd\u7535\u7f06\u6709\u9650\u516c\u53f8<\/div>\n                <\/div>\n            <\/div>\n        <\/div>\n    <\/header>\n\n    <main>\n        <div class=\"container\">\n            <article>\n                <div class=\"article-header\">\n                    <h2 class=\"article-title\">Sheath Repair Under AS\/NZS 1747: Cold Pour Resin Application for Type 241 Cables in Hazardous Zones<\/h2>\n                    <p class=\"article-subtitle bilingual\">AS\/NZS 1747\u6807\u51c6\u4e0b\u7684\u62a4\u5957\u4fee\u590d\uff1a241\u578b\u7535\u7f06\u5728\u5371\u9669\u533a\u57df\u7684\u51b7\u6d47\u6ce8\u6811\u8102\u5e94\u7528<\/p>\n                    <div class=\"article-meta\">\n                        <div class=\"meta-item\">\n                            <span>Standard:<\/span>\n                            <strong>AS\/NZS 1747:2022<\/strong>\n                        <\/div>\n                        <div class=\"meta-item\">\n                            <span>Cable Type:<\/span>\n                            <strong>Type 241<\/strong>\n                        <\/div>\n                        <div class=\"meta-item\">\n                            <span>Application:<\/span>\n                            <strong>Hazardous Zone Repair<\/strong>\n                        <\/div>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Executive Summary<\/h3>\n                    <p class=\"bilingual\">\u6982\u8ff0<\/p>\n                    <p>\n                        The question of whether cold pour resin can be used to repair the sheath of Type 241 cables in hazardous zones under AS\/NZS 1747 is a critical concern for mining operations, particularly in underground coal mines where explosion-protected equipment is mandatory. This technical analysis examines the regulatory framework, repair methodologies, and safety considerations governing cable sheath repair in potentially explosive atmospheres.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u5728AS\/NZS 1747\u6807\u51c6\u4e0b\uff0c\u662f\u5426\u53ef\u4ee5\u4f7f\u7528\u51b7\u6d47\u6ce8\u6811\u8102\u4fee\u590d\u5371\u9669\u533a\u57df\u4e2d241\u578b\u7535\u7f06\u7684\u62a4\u5957\uff0c\u8fd9\u662f\u91c7\u77ff\u4f5c\u4e1a\u7684\u5173\u952e\u95ee\u9898\uff0c\u7279\u522b\u662f\u5728\u8981\u6c42\u9632\u7206\u8bbe\u5907\u7684\u5730\u4e0b\u7164\u77ff\u4e2d\u3002\u672c\u6280\u672f\u5206\u6790\u63a2\u8ba8\u4e86\u5728\u6f5c\u5728\u7206\u70b8\u6027\u73af\u5883\u4e2d\u7ba1\u7406\u7535\u7f06\u62a4\u5957\u4fee\u590d\u7684\u76d1\u7ba1\u6846\u67b6\u3001\u4fee\u590d\u65b9\u6cd5\u548c\u5b89\u5168\u8003\u8651\u3002\n                    <\/p>\n\n                    <div class=\"warning-box\">\n                        <div class=\"box-title\">\u26a0 Critical Safety Notice<\/div>\n                        <p>Cable repairs in hazardous zones must comply with AS\/NZS 60079 series standards for electrical equipment in explosive atmospheres, in addition to AS\/NZS 1747 requirements. Any repair methodology must be assessed against the specific zone classification and must not compromise the cable&#8217;s electrical integrity or mechanical protection.<\/p>\n                        <p class=\"bilingual\">\u5371\u9669\u533a\u57df\u7684\u7535\u7f06\u4fee\u590d\u5fc5\u987b\u7b26\u5408AS\/NZS 60079\u7cfb\u5217\u5173\u4e8e\u7206\u70b8\u6027\u73af\u5883\u7535\u6c14\u8bbe\u5907\u7684\u6807\u51c6\uff0c\u4ee5\u53caAS\/NZS 1747\u7684\u8981\u6c42\u3002\u4efb\u4f55\u4fee\u590d\u65b9\u6cd5\u90fd\u5fc5\u987b\u6839\u636e\u5177\u4f53\u7684\u533a\u57df\u5206\u7c7b\u8fdb\u884c\u8bc4\u4f30\uff0c\u4e0d\u5f97\u635f\u5bb3\u7535\u7f06\u7684\u7535\u6c14\u5b8c\u6574\u6027\u6216\u673a\u68b0\u4fdd\u62a4\u3002<\/p>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Understanding AS\/NZS 1747:2022 Standard<\/h3>\n                    <p class=\"bilingual\">\u4e86\u89e3AS\/NZS 1747:2022\u6807\u51c6<\/p>\n                    <p>\n                        AS\/NZS 1747:2022 establishes comprehensive requirements for the repair and testing of reeling, trailing, and feeder cables used in underground coal mines, metalliferous mines, open cut mines, tunneling operations, quarries, and dredges. The standard is specifically designed to ensure that repaired cables maintain their original safety and performance characteristics throughout their operational life.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        AS\/NZS 1747:2022\u4e3a\u5730\u4e0b\u7164\u77ff\u3001\u91d1\u5c5e\u77ff\u3001\u9732\u5929\u77ff\u3001\u96a7\u9053\u5de5\u7a0b\u3001\u91c7\u77f3\u573a\u548c\u6316\u6ce5\u8239\u4e2d\u4f7f\u7528\u7684\u5377\u7b52\u7535\u7f06\u3001\u62d6\u66f3\u7535\u7f06\u548c\u9988\u7ebf\u7535\u7f06\u7684\u4fee\u590d\u548c\u6d4b\u8bd5\u5236\u5b9a\u4e86\u5168\u9762\u7684\u8981\u6c42\u3002\u8be5\u6807\u51c6\u4e13\u95e8\u8bbe\u8ba1\u4ee5\u786e\u4fdd\u4fee\u590d\u540e\u7684\u7535\u7f06\u5728\u6574\u4e2a\u4f7f\u7528\u5bff\u547d\u4e2d\u4fdd\u6301\u5176\u539f\u59cb\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u7279\u5f81\u3002\n                    <\/p>\n\n                    <div class=\"spec-grid\">\n                        <div class=\"spec-card\">\n                            <div class=\"spec-label\">Standard Reference<\/div>\n                            <div class=\"spec-value\">AS\/NZS 1747:2022<\/div>\n                            <p style=\"margin-top: 0.5rem; font-size: 0.9rem;\">Latest revision: January 2022<\/p>\n                        <\/div>\n                        <div class=\"spec-card\">\n                            <div class=\"spec-label\">Application Scope<\/div>\n                            <div class=\"spec-value\">Mining Operations<\/div>\n                            <p style=\"margin-top: 0.5rem; font-size: 0.9rem;\">Underground coal, metalliferous, quarries, dredges<\/p>\n                        <\/div>\n                        <div class=\"spec-card\">\n                            <div class=\"spec-label\">Complementary Standard<\/div>\n                            <div class=\"spec-value\">AS\/NZS 1802:2003<\/div>\n                            <p style=\"margin-top: 0.5rem; font-size: 0.9rem;\">Type 241 cable specifications<\/p>\n                        <\/div>\n                        <div class=\"spec-card\">\n                            <div class=\"spec-label\">Testing Requirements<\/div>\n                            <div class=\"spec-value\">Mandatory Post-Repair<\/div>\n                            <p style=\"margin-top: 0.5rem; font-size: 0.9rem;\">Insulation resistance, earth continuity verification<\/p>\n                        <\/div>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Type 241 Cable Specifications<\/h3>\n                    <p class=\"bilingual\">241\u578b\u7535\u7f06\u89c4\u683c<\/p>\n                    <p>\n                        Type 241 cables are semiconductive screened cables manufactured according to AS\/NZS 1802:2003 standards, designed for general use in underground coal mining operations. These cables typically serve as main feeder cables for continuous miners, pump power supplies, and general-purpose distribution circuits. The cable construction incorporates multiple layers of protection to ensure reliable operation in the demanding underground mining environment.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        241\u578b\u7535\u7f06\u662f\u6839\u636eAS\/NZS 1802:2003\u6807\u51c6\u5236\u9020\u7684\u534a\u5bfc\u7535\u5c4f\u853d\u7535\u7f06\uff0c\u4e13\u4e3a\u5730\u4e0b\u7164\u77ff\u4f5c\u4e1a\u7684\u4e00\u822c\u7528\u9014\u800c\u8bbe\u8ba1\u3002\u8fd9\u4e9b\u7535\u7f06\u901a\u5e38\u7528\u4f5c\u8fde\u7eed\u91c7\u7164\u673a\u7684\u4e3b\u9988\u7ebf\u7535\u7f06\u3001\u6cf5\u7535\u6e90\u548c\u901a\u7528\u914d\u7535\u56de\u8def\u3002\u7535\u7f06\u7ed3\u6784\u5305\u542b\u591a\u5c42\u4fdd\u62a4\uff0c\u4ee5\u786e\u4fdd\u5728\u8981\u6c42\u82db\u523b\u7684\u5730\u4e0b\u91c7\u77ff\u73af\u5883\u4e2d\u53ef\u9760\u8fd0\u884c\u3002\n                    <\/p>\n\n                    <div class=\"table-wrapper\">\n                        <table>\n                            <thead>\n                                <tr>\n                                    <th>Component \u7ec4\u4ef6<\/th>\n                                    <th>Material \u6750\u6599<\/th>\n                                    <th>Specification \u89c4\u683c<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td>Conductor \u5bfc\u4f53<\/td>\n                                    <td>Tinned Copper \u9540\u9521\u94dc<\/td>\n                                    <td>Flexible stranded, AS\/NZS 1125 compliant<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Conductor Screen \u5bfc\u4f53\u5c4f\u853d<\/td>\n                                    <td>Semiconductive Tape \u534a\u5bfc\u7535\u5e26<\/td>\n                                    <td>1.1\/1.1kV: polyester barrier tape<br>\u22653.3\/3.3kV: extruded semiconductive<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Insulation \u7edd\u7f18<\/td>\n                                    <td>EPR (R-EP-90)<\/td>\n                                    <td>Ethylene Propylene Rubber, AS\/NZS 3808<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Insulation Screen \u7edd\u7f18\u5c4f\u853d<\/td>\n                                    <td>Semiconductive Tape \u534a\u5bfc\u7535\u5e26<\/td>\n                                    <td>Volume resistivity \u22641 \u03a9\u00b7m<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Sheath \u62a4\u5957<\/td>\n                                    <td>Heavy-Duty PCP \u91cd\u578bPCP<\/td>\n                                    <td>Polychloroprene thermosetting compound<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Voltage Rating \u989d\u5b9a\u7535\u538b<\/td>\n                                    <td>\u2014<\/td>\n                                    <td>1.1\/1.1kV to 11\/11kV<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Temperature Range \u6e29\u5ea6\u8303\u56f4<\/td>\n                                    <td>\u2014<\/td>\n                                    <td>-25\u00b0C to +90\u00b0C<\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Hazardous Zone Classification and Requirements<\/h3>\n                    <p class=\"bilingual\">\u5371\u9669\u533a\u57df\u5206\u7c7b\u548c\u8981\u6c42<\/p>\n                    <p>\n                        Hazardous zones in mining operations are classified according to AS\/NZS 60079.10, which defines areas based on the frequency and duration of explosive gas atmosphere presence. Underground coal mines typically contain Zone 1 or Zone 2 classified areas where methane and coal dust create potentially explosive atmospheres. The presence of these flammable gases imposes strict limitations on repair methodologies, particularly those involving heat or potential ignition sources.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u91c7\u77ff\u4f5c\u4e1a\u4e2d\u7684\u5371\u9669\u533a\u57df\u6839\u636eAS\/NZS 60079.10\u8fdb\u884c\u5206\u7c7b\uff0c\u8be5\u6807\u51c6\u6839\u636e\u7206\u70b8\u6027\u6c14\u4f53\u73af\u5883\u5b58\u5728\u7684\u9891\u7387\u548c\u6301\u7eed\u65f6\u95f4\u5b9a\u4e49\u533a\u57df\u3002\u5730\u4e0b\u7164\u77ff\u901a\u5e38\u5305\u542b\u4e00\u533a\u6216\u4e8c\u533a\u5206\u7c7b\u533a\u57df\uff0c\u5176\u4e2d\u7532\u70f7\u548c\u7164\u5c18\u5f62\u6210\u6f5c\u5728\u7684\u7206\u70b8\u6027\u73af\u5883\u3002\u8fd9\u4e9b\u53ef\u71c3\u6c14\u4f53\u7684\u5b58\u5728\u5bf9\u4fee\u590d\u65b9\u6cd5\u65bd\u52a0\u4e86\u4e25\u683c\u7684\u9650\u5236\uff0c\u7279\u522b\u662f\u6d89\u53ca\u70ed\u6e90\u6216\u6f5c\u5728\u70b9\u706b\u6e90\u7684\u65b9\u6cd5\u3002\n                    <\/p>\n\n                    <div class=\"table-wrapper\">\n                        <table>\n                            <thead>\n                                <tr>\n                                    <th>Zone Classification \u533a\u57df\u5206\u7c7b<\/th>\n                                    <th>Definition \u5b9a\u4e49<\/th>\n                                    <th>Repair Method Constraints \u4fee\u590d\u65b9\u6cd5\u9650\u5236<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td>Zone 0 \/ \u96f6\u533a<\/td>\n                                    <td>Explosive atmosphere continuously present or for long periods<\/td>\n                                    <td>No hot work permitted; all operations must be intrinsically safe<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Zone 1 \/ \u4e00\u533a<\/td>\n                                    <td>Explosive atmosphere likely to occur in normal operation<\/td>\n                                    <td>No hot work without gas-free certification; cold shrink\/cold pour methods preferred<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Zone 2 \/ \u4e8c\u533a<\/td>\n                                    <td>Explosive atmosphere not likely to occur or only briefly if it does<\/td>\n                                    <td>Hot work permitted with precautions and monitoring; all repair methods viable with proper safety measures<\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n\n                    <div class=\"info-box\">\n                        <div class=\"box-title\">\u2139 Zone Classification Impact<\/div>\n                        <p>In Zone 1 classified areas, which are common in underground coal mining operations, heat shrink repair methods are typically prohibited due to the hot work requirements. This creates a strong operational preference for cold shrink tubes or cold pour resin systems that eliminate ignition risk while maintaining cable integrity.<\/p>\n                        <p class=\"bilingual\">\u5728\u5730\u4e0b\u7164\u77ff\u4f5c\u4e1a\u4e2d\u5e38\u89c1\u7684\u4e00\u533a\u5206\u7c7b\u533a\u57df\uff0c\u7531\u4e8e\u70ed\u5de5\u4f5c\u8981\u6c42\uff0c\u901a\u5e38\u7981\u6b62\u4f7f\u7528\u70ed\u7f29\u4fee\u590d\u65b9\u6cd5\u3002\u8fd9\u4e3a\u51b7\u7f29\u7ba1\u6216\u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u521b\u9020\u4e86\u5f3a\u70c8\u7684\u64cd\u4f5c\u504f\u597d\uff0c\u8fd9\u4e9b\u7cfb\u7edf\u6d88\u9664\u4e86\u70b9\u706b\u98ce\u9669\uff0c\u540c\u65f6\u4fdd\u6301\u4e86\u7535\u7f06\u7684\u5b8c\u6574\u6027\u3002<\/p>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Cold Pour Resin Technology for Cable Sheath Repair<\/h3>\n                    <p class=\"bilingual\">\u7535\u7f06\u62a4\u5957\u4fee\u590d\u7684\u51b7\u6d47\u6ce8\u6811\u8102\u6280\u672f<\/p>\n                    <p>\n                        Cold pour resin systems represent an advanced cable repair technology specifically engineered for applications where heat shrink methods are impractical or prohibited. These systems utilize two-component polyurethane or epoxy resins that cure at ambient temperature through chemical reaction rather than requiring external heat application. The technology has gained significant acceptance in hazardous area applications due to its intrinsic safety characteristics.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u4ee3\u8868\u4e86\u4e00\u79cd\u5148\u8fdb\u7684\u7535\u7f06\u4fee\u590d\u6280\u672f\uff0c\u4e13\u95e8\u4e3a\u70ed\u7f29\u65b9\u6cd5\u4e0d\u5207\u5b9e\u9645\u6216\u88ab\u7981\u6b62\u7684\u5e94\u7528\u800c\u8bbe\u8ba1\u3002\u8fd9\u4e9b\u7cfb\u7edf\u5229\u7528\u53cc\u7ec4\u5206\u805a\u6c28\u916f\u6216\u73af\u6c27\u6811\u8102\uff0c\u901a\u8fc7\u5316\u5b66\u53cd\u5e94\u5728\u73af\u5883\u6e29\u5ea6\u4e0b\u56fa\u5316\uff0c\u800c\u4e0d\u9700\u8981\u5916\u90e8\u52a0\u70ed\u3002\u7531\u4e8e\u5176\u56fa\u6709\u7684\u5b89\u5168\u7279\u6027\uff0c\u8be5\u6280\u672f\u5728\u5371\u9669\u533a\u57df\u5e94\u7528\u4e2d\u83b7\u5f97\u4e86\u5e7f\u6cdb\u7684\u8ba4\u53ef\u3002\n                    <\/p>\n\n                    <h4 class=\"subsection-heading\">Technical Characteristics of Cold Pour Resin Systems<\/h4>\n                    <p class=\"bilingual\">\u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u7684\u6280\u672f\u7279\u6027<\/p>\n\n                    <div class=\"table-wrapper\">\n                        <table>\n                            <thead>\n                                <tr>\n                                    <th>Property \u6027\u80fd<\/th>\n                                    <th>Specification \u89c4\u683c<\/th>\n                                    <th>Benefit for Hazardous Zones \u5371\u9669\u533a\u57df\u4f18\u52bf<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td>Cure Method \u56fa\u5316\u65b9\u6cd5<\/td>\n                                    <td>Chemical reaction, ambient temperature \u5316\u5b66\u53cd\u5e94\uff0c\u73af\u5883\u6e29\u5ea6<\/td>\n                                    <td>No ignition source; safe for Zone 1\/2 areas \u65e0\u70b9\u706b\u6e90\uff1b\u9002\u7528\u4e8e\u4e00\u533a\/\u4e8c\u533a<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Cure Time \u56fa\u5316\u65f6\u95f4<\/td>\n                                    <td>40-60 minutes at 20\u00b0C (typical)<\/td>\n                                    <td>Rapid installation; immediate burial capability \u5feb\u901f\u5b89\u88c5\uff1b\u53ef\u7acb\u5373\u57cb\u8bbe<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Viscosity \u7c98\u5ea6<\/td>\n                                    <td>Low initial viscosity \u4f4e\u521d\u59cb\u7c98\u5ea6<\/td>\n                                    <td>Complete void filling; comprehensive cable interstice penetration \u5b8c\u5168\u586b\u5145\u7a7a\u9699\uff1b\u5168\u9762\u6e17\u900f\u7535\u7f06\u95f4\u9699<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Mechanical Protection \u673a\u68b0\u4fdd\u62a4<\/td>\n                                    <td>Hard-curing resin \u786c\u5316\u6811\u8102<\/td>\n                                    <td>Superior to heat shrink in impact resistance \u4f18\u4e8e\u70ed\u7f29\u6750\u6599\u7684\u6297\u51b2\u51fb\u6027<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Environmental Resistance \u73af\u5883\u8010\u53d7\u6027<\/td>\n                                    <td>Hydrocarbon resistant \u8010\u78b3\u6c22\u5316\u5408\u7269<\/td>\n                                    <td>Suitable for mining environment contaminants \u9002\u7528\u4e8e\u91c7\u77ff\u73af\u5883\u6c61\u67d3\u7269<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Electrical Properties \u7535\u6c14\u6027\u80fd<\/td>\n                                    <td>High dielectric strength \u9ad8\u4ecb\u7535\u5f3a\u5ea6<\/td>\n                                    <td>Maintains insulation integrity \u4fdd\u6301\u7edd\u7f18\u5b8c\u6574\u6027<\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n\n                    <h4 class=\"subsection-heading\">Installation Process and Quality Control<\/h4>\n                    <p class=\"bilingual\">\u5b89\u88c5\u8fc7\u7a0b\u548c\u8d28\u91cf\u63a7\u5236<\/p>\n                    <p>\n                        The installation of cold pour resin systems requires meticulous preparation and execution to ensure repair integrity. The damaged cable section must be thoroughly cleaned, and the repair area must be free from moisture, oils, and contaminants that could compromise adhesion. A three-dimensional gauze or fabric wrap is typically applied around the damaged area to contain the resin during the pour. The two-component resin is mixed according to manufacturer specifications and poured into the prepared cavity, where it flows into all cable interstices and voids before curing.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u7684\u5b89\u88c5\u9700\u8981\u7cbe\u5fc3\u51c6\u5907\u548c\u6267\u884c\uff0c\u4ee5\u786e\u4fdd\u4fee\u590d\u7684\u5b8c\u6574\u6027\u3002\u635f\u574f\u7684\u7535\u7f06\u90e8\u5206\u5fc5\u987b\u5f7b\u5e95\u6e05\u6d01\uff0c\u4fee\u590d\u533a\u57df\u5fc5\u987b\u6ca1\u6709\u53ef\u80fd\u5f71\u54cd\u7c98\u9644\u7684\u6c34\u5206\u3001\u6cb9\u548c\u6c61\u67d3\u7269\u3002\u901a\u5e38\u5728\u635f\u574f\u533a\u57df\u5468\u56f4\u5e94\u7528\u4e09\u7ef4\u7eb1\u5e03\u6216\u7ec7\u7269\u5305\u88f9\u7269\uff0c\u4ee5\u5728\u6d47\u6ce8\u671f\u95f4\u5bb9\u7eb3\u6811\u8102\u3002\u53cc\u7ec4\u5206\u6811\u8102\u6309\u7167\u5236\u9020\u5546\u89c4\u683c\u6df7\u5408\uff0c\u5e76\u6d47\u6ce8\u5230\u51c6\u5907\u597d\u7684\u8154\u4f53\u4e2d\uff0c\u5728\u56fa\u5316\u524d\u6d41\u5165\u6240\u6709\u7535\u7f06\u95f4\u9699\u548c\u7a7a\u9699\u3002\n                    <\/p>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Regulatory Analysis: AS\/NZS 1747 Compliance for Cold Pour Resin<\/h3>\n                    <p class=\"bilingual\">\u76d1\u7ba1\u5206\u6790\uff1a\u51b7\u6d47\u6ce8\u6811\u8102\u7684AS\/NZS 1747\u5408\u89c4\u6027<\/p>\n                    <p>\n                        While AS\/NZS 1747:2022 provides comprehensive requirements for cable repair and testing, the standard does not explicitly prohibit or endorse specific repair methodologies such as cold pour resin systems. Instead, the standard establishes performance-based requirements that any repair method must satisfy. The critical question becomes whether cold pour resin repairs can meet these performance criteria while maintaining compliance with hazardous area regulations under AS\/NZS 60079 series standards.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u867d\u7136AS\/NZS 1747:2022\u4e3a\u7535\u7f06\u4fee\u590d\u548c\u6d4b\u8bd5\u63d0\u4f9b\u4e86\u5168\u9762\u7684\u8981\u6c42\uff0c\u4f46\u8be5\u6807\u51c6\u6ca1\u6709\u660e\u786e\u7981\u6b62\u6216\u8ba4\u53ef\u7279\u5b9a\u7684\u4fee\u590d\u65b9\u6cd5\uff0c\u5982\u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u3002\u76f8\u53cd\uff0c\u8be5\u6807\u51c6\u5efa\u7acb\u4e86\u4efb\u4f55\u4fee\u590d\u65b9\u6cd5\u5fc5\u987b\u6ee1\u8db3\u7684\u57fa\u4e8e\u6027\u80fd\u7684\u8981\u6c42\u3002\u5173\u952e\u95ee\u9898\u53d8\u6210\u4e86\u51b7\u6d47\u6ce8\u6811\u8102\u4fee\u590d\u662f\u5426\u80fd\u6ee1\u8db3\u8fd9\u4e9b\u6027\u80fd\u6807\u51c6\uff0c\u540c\u65f6\u4fdd\u6301\u7b26\u5408AS\/NZS 60079\u7cfb\u5217\u6807\u51c6\u4e0b\u7684\u5371\u9669\u533a\u57df\u6cd5\u89c4\u3002\n                    <\/p>\n\n                    <div class=\"warning-box\">\n                        <div class=\"box-title\">\u26a0 Critical Compliance Consideration<\/div>\n                        <p>\n                            The permissibility of cold pour resin for Type 241 cable sheath repair in hazardous zones depends on several factors that must be evaluated on a case-by-case basis:\n                        <\/p>\n                        <p style=\"margin-top: 1rem;\">\n                            <strong>1. Competency Requirements:<\/strong> AS\/NZS 4761.1:2018 mandates that personnel performing cable repairs in hazardous areas must possess specific competencies including understanding of explosion protection principles and repair verification procedures. Only qualified technicians may perform such repairs.\n                        <\/p>\n                        <p style=\"margin-top: 1rem;\">\n                            <strong>2. Post-Repair Testing:<\/strong> AS\/NZS 1747:2022 requires mandatory insulation resistance testing, earth continuity verification, and voltage withstand tests after any cable repair. Cold pour resin repairs must demonstrate equivalent or superior performance to original cable specifications.\n                        <\/p>\n                        <p style=\"margin-top: 1rem;\">\n                            <strong>3. Site-Specific Risk Assessment:<\/strong> Each repair must be evaluated against the specific hazardous area classification, operational conditions, and mine safety management plan requirements. Documentation must be maintained demonstrating compliance with both AS\/NZS 1747 and AS\/NZS 60079 series standards.\n                        <\/p>\n                        <p class=\"bilingual\" style=\"margin-top: 1rem;\">\n                            \u5728\u5371\u9669\u533a\u57df\u4f7f\u7528\u51b7\u6d47\u6ce8\u6811\u8102\u4fee\u590d241\u578b\u7535\u7f06\u62a4\u5957\u7684\u8bb8\u53ef\u6027\u53d6\u51b3\u4e8e\u5fc5\u987b\u6839\u636e\u5177\u4f53\u60c5\u51b5\u8bc4\u4f30\u7684\u51e0\u4e2a\u56e0\u7d20\uff1a1\uff09\u80fd\u529b\u8981\u6c42\uff1b2\uff09\u4fee\u590d\u540e\u6d4b\u8bd5\uff1b3\uff09\u7279\u5b9a\u573a\u5730\u98ce\u9669\u8bc4\u4f30\u3002\n                        <\/p>\n                    <\/div>\n\n                    <h4 class=\"subsection-heading\">Mandatory Testing Requirements Post-Repair<\/h4>\n                    <p class=\"bilingual\">\u4fee\u590d\u540e\u5f3a\u5236\u6d4b\u8bd5\u8981\u6c42<\/p>\n\n                    <div class=\"table-wrapper\">\n                        <table>\n                            <thead>\n                                <tr>\n                                    <th>Test Type \u6d4b\u8bd5\u7c7b\u578b<\/th>\n                                    <th>Requirement \u8981\u6c42<\/th>\n                                    <th>Acceptance Criteria \u9a8c\u6536\u6807\u51c6<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td>Insulation Resistance \u7edd\u7f18\u7535\u963b<\/td>\n                                    <td>Megohmmeter testing at rated voltage<\/td>\n                                    <td>Minimum 1 M\u03a9 per kV of operating voltage<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Earth Continuity \u63a5\u5730\u8fde\u7eed\u6027<\/td>\n                                    <td>Low-resistance measurement<\/td>\n                                    <td>Earth conductor resistance within specification<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Voltage Withstand \u8010\u538b<\/td>\n                                    <td>High-potential test at specified voltage<\/td>\n                                    <td>No breakdown or flashover during test period<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Visual Inspection \u76ee\u89c6\u68c0\u67e5<\/td>\n                                    <td>Physical integrity assessment<\/td>\n                                    <td>No visible defects, proper resin cure, adequate mechanical protection<\/td>\n                                <\/tr>\n                                <tr>\n                                    <td>Documentation \u6587\u6863\u8bb0\u5f55<\/td>\n                                    <td>Complete repair records per AS\/NZS 1747<\/td>\n                                    <td>Technician qualification, test results, repair methodology documented<\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Comparative Analysis: Repair Methods for Hazardous Zones<\/h3>\n                    <p class=\"bilingual\">\u6bd4\u8f83\u5206\u6790\uff1a\u5371\u9669\u533a\u57df\u7684\u4fee\u590d\u65b9\u6cd5<\/p>\n                    <p>\n                        The selection of an appropriate cable sheath repair method in hazardous zones requires careful evaluation of multiple factors including safety, performance, installation complexity, and regulatory compliance. Three primary methodologies are commonly considered for mining applications, each with distinct advantages and limitations in hazardous area contexts.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u5728\u5371\u9669\u533a\u57df\u9009\u62e9\u5408\u9002\u7684\u7535\u7f06\u62a4\u5957\u4fee\u590d\u65b9\u6cd5\u9700\u8981\u4ed4\u7ec6\u8bc4\u4f30\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u5b89\u5168\u6027\u3001\u6027\u80fd\u3001\u5b89\u88c5\u590d\u6742\u6027\u548c\u76d1\u7ba1\u5408\u89c4\u6027\u3002\u901a\u5e38\u8003\u8651\u4e09\u79cd\u4e3b\u8981\u65b9\u6cd5\u7528\u4e8e\u91c7\u77ff\u5e94\u7528\uff0c\u6bcf\u79cd\u65b9\u6cd5\u5728\u5371\u9669\u533a\u57df\u73af\u5883\u4e2d\u90fd\u6709\u4e0d\u540c\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6027\u3002\n                    <\/p>\n\n                    <div class=\"table-wrapper\">\n                        <table>\n                            <thead>\n                                <tr>\n                                    <th>Repair Method \u4fee\u590d\u65b9\u6cd5<\/th>\n                                    <th>Hazardous Zone Suitability \u5371\u9669\u533a\u57df\u9002\u7528\u6027<\/th>\n                                    <th>Advantages \u4f18\u52bf<\/th>\n                                    <th>Limitations \u5c40\u9650\u6027<\/th>\n                                <\/tr>\n                            <\/thead>\n                            <tbody>\n                                <tr>\n                                    <td><strong>Heat Shrink \u70ed\u7f29<\/strong><\/td>\n                                    <td>Zone 2 only (with precautions)<br>\u4ec5\u4e8c\u533a\uff08\u6709\u9884\u9632\u63aa\u65bd\uff09<\/td>\n                                    <td>\n                                        \u2022 Established technology<br>\n                                        \u2022 Simple application<br>\n                                        \u2022 Widely available materials\n                                    <\/td>\n                                    <td>\n                                        \u2022 Requires hot work permit<br>\n                                        \u2022 Prohibited in Zone 0\/1<br>\n                                        \u2022 Gas monitoring essential<br>\n                                        \u2022 Potential ignition source\n                                    <\/td>\n                                <\/tr>\n                                <tr>\n                                    <td><strong>Cold Shrink \u51b7\u7f29<\/strong><\/td>\n                                    <td>Zone 0\/1\/2 approved<br>\u96f6\/\u4e00\/\u4e8c\u533a\u6279\u51c6<\/td>\n                                    <td>\n                                        \u2022 No ignition source<br>\n                                        \u2022 Rapid installation<br>\n                                        \u2022 No special tools required<br>\n                                        \u2022 Pre-expanded tubes\n                                    <\/td>\n                                    <td>\n                                        \u2022 Requires cable end access<br>\n                                        \u2022 Not suitable mid-span<br>\n                                        \u2022 Limited mechanical protection<br>\n                                        \u2022 Size-specific tubes needed\n                                    <\/td>\n                                <\/tr>\n                                <tr>\n                                    <td><strong>Cold Pour Resin \u51b7\u6d47\u6ce8\u6811\u8102<\/strong><\/td>\n                                    <td>Zone 1\/2 suitable<br>\u4e00\/\u4e8c\u533a\u9002\u7528<\/td>\n                                    <td>\n                                        \u2022 No ignition source<br>\n                                        \u2022 Superior mechanical protection<br>\n                                        \u2022 Mid-span repair capable<br>\n                                        \u2022 Complete void filling<br>\n                                        \u2022 Hydrocarbon resistant\n                                    <\/td>\n                                    <td>\n                                        \u2022 Requires mixing precision<br>\n                                        \u2022 Temperature-dependent cure<br>\n                                        \u2022 Skilled technician essential<br>\n                                        \u2022 Material shelf life limitations\n                                    <\/td>\n                                <\/tr>\n                            <\/tbody>\n                        <\/table>\n                    <\/div>\n\n                    <div class=\"info-box\">\n                        <div class=\"box-title\">\u2139 Practical Application Guidance<\/div>\n                        <p>\n                            For Type 241 cables operating in Zone 1 hazardous areas typical of underground coal mines, cold pour resin systems offer the most practical solution when mid-span repairs are required. The technology eliminates ignition risk while providing mechanical protection superior to cold shrink alternatives. However, successful implementation requires proper technician training, adherence to manufacturer specifications, and rigorous post-repair testing per AS\/NZS 1747 requirements.\n                        <\/p>\n                        <p class=\"bilingual\">\n                            \u5bf9\u4e8e\u5728\u5730\u4e0b\u7164\u77ff\u5178\u578b\u7684\u4e00\u533a\u5371\u9669\u533a\u57df\u8fd0\u884c\u7684241\u578b\u7535\u7f06\uff0c\u5f53\u9700\u8981\u4e2d\u8de8\u4fee\u590d\u65f6\uff0c\u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u63d0\u4f9b\u4e86\u6700\u5b9e\u7528\u7684\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u6280\u672f\u6d88\u9664\u4e86\u70b9\u706b\u98ce\u9669\uff0c\u540c\u65f6\u63d0\u4f9b\u4f18\u4e8e\u51b7\u7f29\u66ff\u4ee3\u65b9\u6848\u7684\u673a\u68b0\u4fdd\u62a4\u3002\u7136\u800c\uff0c\u6210\u529f\u5b9e\u65bd\u9700\u8981\u9002\u5f53\u7684\u6280\u672f\u4eba\u5458\u57f9\u8bad\u3001\u9075\u5b88\u5236\u9020\u5546\u89c4\u683c\u4ee5\u53ca\u7b26\u5408AS\/NZS 1747\u8981\u6c42\u7684\u4e25\u683c\u4fee\u590d\u540e\u6d4b\u8bd5\u3002\n                        <\/p>\n                    <\/div>\n                <\/div>\n\n                <div class=\"content-section\">\n                    <h3 class=\"section-heading\">Conclusion and Recommendations<\/h3>\n                    <p class=\"bilingual\">\u7ed3\u8bba\u548c\u5efa\u8bae<\/p>\n                    <p>\n                        Based on the regulatory framework analysis and technical evaluation, cold pour resin can be permissible for Type 241 cable sheath repair in hazardous zones under AS\/NZS 1747, provided that specific conditions are met. The repair methodology must satisfy both the performance requirements of AS\/NZS 1747:2022 and the safety requirements of AS\/NZS 60079 series standards for electrical equipment in explosive atmospheres.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u57fa\u4e8e\u76d1\u7ba1\u6846\u67b6\u5206\u6790\u548c\u6280\u672f\u8bc4\u4f30\uff0c\u5728\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u7684\u60c5\u51b5\u4e0b\uff0c\u51b7\u6d47\u6ce8\u6811\u8102\u53ef\u4ee5\u5728AS\/NZS 1747\u4e0b\u7528\u4e8e\u5371\u9669\u533a\u57df\u7684241\u578b\u7535\u7f06\u62a4\u5957\u4fee\u590d\u3002\u4fee\u590d\u65b9\u6cd5\u5fc5\u987b\u6ee1\u8db3AS\/NZS 1747:2022\u7684\u6027\u80fd\u8981\u6c42\u548cAS\/NZS 60079\u7cfb\u5217\u6807\u51c6\u5173\u4e8e\u7206\u70b8\u6027\u73af\u5883\u7535\u6c14\u8bbe\u5907\u7684\u5b89\u5168\u8981\u6c42\u3002\n                    <\/p>\n\n                    <h4 class=\"subsection-heading\">Essential Prerequisites for Cold Pour Resin Application<\/h4>\n                    <p class=\"bilingual\">\u51b7\u6d47\u6ce8\u6811\u8102\u5e94\u7528\u7684\u57fa\u672c\u524d\u63d0\u6761\u4ef6<\/p>\n                    <p>\n                        <strong>1. Qualified Personnel:<\/strong> Technicians must possess competencies specified in AS\/NZS 4761.1:2018 for working with electrical equipment in hazardous areas. This includes understanding explosion protection principles, proper repair techniques, and testing verification procedures.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        1. \u5408\u683c\u4eba\u5458\uff1a\u6280\u672f\u4eba\u5458\u5fc5\u987b\u5177\u5907AS\/NZS 4761.1:2018\u4e2d\u89c4\u5b9a\u7684\u5728\u5371\u9669\u533a\u57df\u4f7f\u7528\u7535\u6c14\u8bbe\u5907\u7684\u80fd\u529b\u3002\n                    <\/p>\n                    <p>\n                        <strong>2. Material Specification Compliance:<\/strong> The cold pour resin system must be specifically designed for cable repair applications and demonstrate compatibility with Type 241 cable materials including EPR insulation and PCP sheathing. Manufacturer documentation should confirm suitability for hazardous area use.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        2. \u6750\u6599\u89c4\u683c\u5408\u89c4\u6027\uff1a\u51b7\u6d47\u6ce8\u6811\u8102\u7cfb\u7edf\u5fc5\u987b\u4e13\u95e8\u4e3a\u7535\u7f06\u4fee\u590d\u5e94\u7528\u8bbe\u8ba1\uff0c\u5e76\u8bc1\u660e\u4e0e241\u578b\u7535\u7f06\u6750\u6599\u7684\u517c\u5bb9\u6027\u3002\n                    <\/p>\n                    <p>\n                        <strong>3. Comprehensive Testing Protocol:<\/strong> Post-repair testing must include insulation resistance measurement, earth continuity verification, and voltage withstand testing as mandated by AS\/NZS 1747:2022. All test results must meet or exceed original cable specifications.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        3. \u5168\u9762\u6d4b\u8bd5\u534f\u8bae\uff1a\u4fee\u590d\u540e\u6d4b\u8bd5\u5fc5\u987b\u5305\u62ecAS\/NZS 1747:2022\u89c4\u5b9a\u7684\u7edd\u7f18\u7535\u963b\u6d4b\u91cf\u3001\u63a5\u5730\u8fde\u7eed\u6027\u9a8c\u8bc1\u548c\u8010\u538b\u6d4b\u8bd5\u3002\n                    <\/p>\n                    <p>\n                        <strong>4. Documentation and Traceability:<\/strong> Complete records must be maintained documenting the repair methodology, materials used, technician qualifications, test results, and compliance with both AS\/NZS 1747 and AS\/NZS 60079 requirements. This documentation becomes part of the mine&#8217;s safety management system.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        4. \u6587\u6863\u8bb0\u5f55\u548c\u53ef\u8ffd\u6eaf\u6027\uff1a\u5fc5\u987b\u7ef4\u62a4\u5b8c\u6574\u8bb0\u5f55\uff0c\u8bb0\u5f55\u4fee\u590d\u65b9\u6cd5\u3001\u4f7f\u7528\u7684\u6750\u6599\u3001\u6280\u672f\u4eba\u5458\u8d44\u683c\u3001\u6d4b\u8bd5\u7ed3\u679c\u4ee5\u53ca\u7b26\u5408AS\/NZS 1747\u548cAS\/NZS 60079\u8981\u6c42\u7684\u60c5\u51b5\u3002\n                    <\/p>\n\n                    <h4 class=\"subsection-heading\">Final Assessment<\/h4>\n                    <p class=\"bilingual\">\u6700\u7ec8\u8bc4\u4f30<\/p>\n                    <p>\n                        Cold pour resin technology represents a viable and often preferred solution for Type 241 cable sheath repair in Zone 1 and Zone 2 hazardous areas where traditional heat shrink methods are prohibited or impractical. The technology&#8217;s intrinsic safety characteristics, combined with superior mechanical protection and comprehensive void-filling capabilities, make it particularly well-suited for underground coal mining applications. However, implementation success depends critically on proper material selection, qualified technician execution, and rigorous adherence to testing and documentation requirements established by AS\/NZS 1747:2022 and related standards.\n                    <\/p>\n                    <p class=\"bilingual\">\n                        \u51b7\u6d47\u6ce8\u6811\u8102\u6280\u672f\u4ee3\u8868\u4e86\u5728\u4f20\u7edf\u70ed\u7f29\u65b9\u6cd5\u88ab\u7981\u6b62\u6216\u4e0d\u5207\u5b9e\u9645\u7684\u4e00\u533a\u548c\u4e8c\u533a\u5371\u9669\u533a\u57df\u8fdb\u884c241\u578b\u7535\u7f06\u62a4\u5957\u4fee\u590d\u7684\u53ef\u884c\u4e14\u901a\u5e38\u662f\u9996\u9009\u7684\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u6280\u672f\u7684\u56fa\u6709\u5b89\u5168\u7279\u6027\uff0c\u7ed3\u5408\u4f18\u8d8a\u7684\u673a\u68b0\u4fdd\u62a4\u548c\u5168\u9762\u7684\u7a7a\u9699\u586b\u5145\u80fd\u529b\uff0c\u4f7f\u5176\u7279\u522b\u9002\u5408\u5730\u4e0b\u7164\u77ff\u5e94\u7528\u3002\n                    <\/p>\n                <\/div>\n\n                <div class=\"content-section references\">\n                    <h3 class=\"section-heading\">References and Standards<\/h3>\n                    <p class=\"bilingual\">\u53c2\u8003\u6587\u732e\u548c\u6807\u51c6<\/p>\n                    \n                    <div class=\"reference-item\">\n                        <strong>1. Standards Australia\/Standards New Zealand<\/strong><br>\n                        <a href=\"https:\/\/www.standards.govt.nz\/shop\/asnzs-17472022\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">AS\/NZS 1747:2022 &#8211; Reeling, trailing and feeder cables used for mining &#8211; Repair, testing and fitting of accessories<\/a><br>\n                        <span class=\"bilingual\">AS\/NZS 1747:2022 &#8211; \u91c7\u77ff\u7528\u5377\u7b52\u3001\u62d6\u66f3\u548c\u9988\u7ebf\u7535\u7f06 &#8211; \u4fee\u590d\u3001\u6d4b\u8bd5\u548c\u914d\u4ef6\u5b89\u88c5<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>2. Standards Australia\/Standards New Zealand<\/strong><br>\n                        <a href=\"https:\/\/www.standards.org.au\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">AS\/NZS 1802:2003 &#8211; Electric cables &#8211; Reeling and trailing &#8211; For underground coal mining<\/a><br>\n                        <span class=\"bilingual\">AS\/NZS 1802:2003 &#8211; \u7535\u7f06 &#8211; \u5377\u7b52\u548c\u62d6\u66f3 &#8211; \u7528\u4e8e\u5730\u4e0b\u7164\u77ff<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>3. Standards Australia\/Standards New Zealand<\/strong><br>\n                        <a href=\"https:\/\/www.standards.govt.nz\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">AS\/NZS 60079 Series &#8211; Explosive atmospheres (multiple parts)<\/a><br>\n                        <span class=\"bilingual\">AS\/NZS 60079\u7cfb\u5217 &#8211; \u7206\u70b8\u6027\u73af\u5883\uff08\u591a\u4e2a\u90e8\u5206\uff09<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>4. Standards Australia\/Standards New Zealand<\/strong><br>\n                        <a href=\"https:\/\/www.standards.govt.nz\/shop\/asnzs-4761-12018\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">AS\/NZS 4761.1:2018 &#8211; Competencies for working with electrical equipment for hazardous areas<\/a><br>\n                        <span class=\"bilingual\">AS\/NZS 4761.1:2018 &#8211; \u5728\u5371\u9669\u533a\u57df\u4f7f\u7528\u7535\u6c14\u8bbe\u5907\u7684\u80fd\u529b<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>5. Thorne &#038; Derrick International<\/strong><br>\n                        <a href=\"https:\/\/www.powerandcables.com\/product\/product-category\/cable-sheath-repair\/\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">Cable Sheath Repair Technologies &#8211; Heat Shrink and Cold Shrink Solutions<\/a><br>\n                        <span class=\"bilingual\">\u7535\u7f06\u62a4\u5957\u4fee\u590d\u6280\u672f &#8211; \u70ed\u7f29\u548c\u51b7\u7f29\u89e3\u51b3\u65b9\u6848<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>6. Filoform Limited<\/strong><br>\n                        <a href=\"https:\/\/www.filoform.co.uk\/filoslim-cable-repair\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">FILOSLIM Cable Sheath Repair Kit &#8211; Cold Pour Polyurethane Resin Technology<\/a><br>\n                        <span class=\"bilingual\">FILOSLIM\u7535\u7f06\u62a4\u5957\u4fee\u590d\u5957\u4ef6 &#8211; \u51b7\u6d47\u6ce8\u805a\u6c28\u916f\u6811\u8102\u6280\u672f<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>7. Engineering Institute of Technology<\/strong><br>\n                        <a href=\"https:\/\/iceweb.eit.edu.au\/about-iceweb\/standards\/australian_electrical.html\" class=\"reference-link\" rel=\"nofollow noopener\" target=\"_blank\">Australian Electrical Equipment in Hazardous Areas Standards &#8211; Technical Reference<\/a><br>\n                        <span class=\"bilingual\">\u6fb3\u5927\u5229\u4e9a\u5371\u9669\u533a\u57df\u7535\u6c14\u8bbe\u5907\u6807\u51c6 &#8211; \u6280\u672f\u53c2\u8003<\/span>\n                    <\/div>\n\n                    <div class=\"reference-item\">\n                        <strong>8. Feichun Special Cable<\/strong><br>\n                        <a href=\"https:\/\/feichuncables.com\/blog\/what-are-the-differences-between-various-cable-types-in-the-as-standard\/\" class=\"reference-link\" rel=\"nofollow\" target=\"_blank\">Cable Types in AS Standards &#8211; Technical Comparison and Applications<\/a><br>\n                        <span class=\"bilingual\">AS\u6807\u51c6\u4e2d\u7684\u7535\u7f06\u7c7b\u578b &#8211; \u6280\u672f\u6bd4\u8f83\u548c\u5e94\u7528<\/span>\n                    <\/div>\n                <\/div>\n\n                <div class=\"contact-section\">\n                    <h3 class=\"section-heading\">Contact Information<\/h3>\n                    <p class=\"bilingual\">\u8054\u7cfb\u4fe1\u606f<\/p>\n                    <p style=\"margin-bottom: 2rem;\">For technical inquiries regarding Type 241 cables, AS\/NZS standard compliance, or specialized cable solutions for mining applications, please contact Anhui Feichun Special Cable Co., Ltd.<\/p>\n                    <p class=\"bilingual\" style=\"margin-bottom: 2rem;\">\u6709\u5173241\u578b\u7535\u7f06\u3001AS\/NZS\u6807\u51c6\u5408\u89c4\u6027\u6216\u91c7\u77ff\u5e94\u7528\u4e13\u7528\u7535\u7f06\u89e3\u51b3\u65b9\u6848\u7684\u6280\u672f\u54a8\u8be2\uff0c\u8bf7\u8054\u7cfb\u5b89\u5fbd\u98de\u7eaf\u7279\u79cd\u7535\u7f06\u6709\u9650\u516c\u53f8\u3002<\/p>\n\n                    <div class=\"contact-grid\">\n                        <div class=\"contact-item\">\n                            <div class=\"contact-label\">WhatsApp \/ \u5fae\u4fe1<\/div>\n                            <div class=\"contact-value\">\n                                <a href=\"https:\/\/wa.me\/8613855123218\" rel=\"nofollow noopener\" target=\"_blank\">+86 138 5512 3218<\/a>\n                            <\/div>\n                        <\/div>\n                        <div class=\"contact-item\">\n                            <div class=\"contact-label\">Technical Support \/ \u6280\u672f\u652f\u6301<\/div>\n                            <div class=\"contact-value\">\n                                <a href=\"mailto:tech@feichuncables.com\" rel=\"nofollow\">tech@feichuncables.com<\/a>\n                            <\/div>\n                        <\/div>\n                        <div class=\"contact-item\">\n                            <div class=\"contact-label\">Sales Inquiries \/ \u9500\u552e\u54a8\u8be2<\/div>\n                            <div class=\"contact-value\">\n                                <a href=\"mailto:zihao.yang@feichuncables.com\" rel=\"nofollow\">zihao.yang@feichuncables.com<\/a>\n                            <\/div>\n                        <\/div>\n                        <div class=\"contact-item\">\n                            <div class=\"contact-label\">Engineering Support \/ \u5de5\u7a0b\u652f\u6301<\/div>\n                            <div class=\"contact-value\">\n                                <a href=\"mailto:ziyu.huang@feichuncables.com\" rel=\"nofollow\">ziyu.huang@feichuncables.com<\/a>\n                            <\/div>\n                        <\/div>\n                    <\/div>\n                <\/div>\n            <\/article>\n        <\/div>\n    <\/main>\n\n    <footer>\n        <div class=\"container\">\n            <p>&copy; 2026 Anhui Feichun Special Cable Co., Ltd. (\u5b89\u5fbd\u98de\u7eaf\u7279\u79cd\u7535\u7f06\u6709\u9650\u516c\u53f8) | All Rights Reserved<\/p>\n            <p style=\"margin-top: 0.5rem; font-size: 0.85rem;\">This technical article is provided for informational purposes. Always consult qualified professionals and relevant standards for specific applications.<\/p>\n        <\/div>\n    <\/footer>\n\n    <script>\n        \/\/ Automatic dark\/light mode detection and synchronization with system preferences\n        function updateTheme() {\n            const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches;\n            document.documentElement.setAttribute('data-theme', prefersDark ? 'dark' : 'light');\n        }\n\n        \/\/ Initialize theme\n        updateTheme();\n\n        \/\/ Listen for system theme changes\n        window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', updateTheme);\n    <\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"The question of whether cold pour resin can be used to repair the sheath of Type 241 cables in hazardous zones under AS\/NZS 1747 is a critical concern for mining operations, particularly in underground coal mines where explosion-protected equipment is mandatory. This technical analysis examines the regulatory framework, repair methodologies, and safety considerations governing cable sheath repair in potentially explosive atmospheres.\n\u5728AS\/NZS 1747\u6807\u51c6\u4e0b\uff0c\u662f\u5426\u53ef\u4ee5\u4f7f\u7528\u51b7\u6d47\u6ce8\u6811\u8102\u4fee\u590d\u5371\u9669\u533a\u57df\u4e2d241\u578b\u7535\u7f06\u7684\u62a4\u5957\uff0c\u8fd9\u662f\u91c7\u77ff\u4f5c\u4e1a\u7684\u5173\u952e\u95ee\u9898\uff0c\u7279\u522b\u662f\u5728\u8981\u6c42\u9632\u7206\u8bbe\u5907\u7684\u5730\u4e0b\u7164\u77ff\u4e2d\u3002\u672c\u6280\u672f\u5206\u6790\u63a2\u8ba8\u4e86\u5728\u6f5c\u5728\u7206\u70b8\u6027\u73af\u5883\u4e2d\u7ba1\u7406\u7535\u7f06\u62a4\u5957\u4fee\u590d\u7684\u76d1\u7ba1\u6846\u67b6\u3001\u4fee\u590d\u65b9\u6cd5\u548c\u5b89\u5168\u8003\u8651\u3002","protected":false},"author":1,"featured_media":5336,"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":[222,66],"tags":[36616,31735,36621,36619,16,171,36626,152,107,176,36624,111,139,214,204,36627,36622,17,36618,36623,36615,36620,36614,36625,36617],"class_list":["post-5335","post","type-post","status-publish","format-standard","has-post-thumbnail","category-as-nzs-1802-reeling-cables-for-underground-mining","category-common-problems-encountered-in-cable-applications","tag-and-underground-coal-safety","tag-as-nzs-1802","tag-common-applications-for-type-241-cable-repairs","tag-continuous-miner-and-longwall-shearer-trailing-cables","tag-din-vde-0250","tag-explosion-proof-mining-cable","tag-extending-service-life-of-type-241-mining-cables","tag-heavy-duty-mining-cable","tag-heavy-duty-e-loader-mining-cable","tag-icea-s-75-381-2","tag-maintaining-regulatory-compliance-in-australian-mines","tag-mining-cable","tag-mining-cables","tag-mining-power-cable","tag-mining-trailing-cable","tag-reducing-downtime-without-compromising-safety","tag-reeling-and-flexible-cable-systems-under-constant-movement","tag-reeling-cable","tag-relationship-between-as-nzs-1747","tag-shuttle-car-and-mobile-mining-equipment-cables","tag-the-role-of-as-nzs-1747-in-underground-coal-mining-cable-repair","tag-underground-conveyor-and-pump-feeder-cables","tag-understanding-as-nzs-1747-and-type-241-mining-cables","tag-why-standards-compliant-cable-repair-matters","tag-why-type-241-cable-is-critical-in-hazardous-mining-zones","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/5335","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=5335"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/5335\/revisions"}],"predecessor-version":[{"id":5338,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/5335\/revisions\/5338"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/5336"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=5335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=5335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=5335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}