TROMMELFLEX-M-PUR D2X11Y I 1 KV – Mining & Tunnelling Cable | Anhui Feichun Special Cable<\/title>\n \n <style>\n * {\n margin: 0;\n padding: 0;\n box-sizing: border-box;\n }\n\n :root {\n --bg-primary: #ffffff;\n --bg-secondary: #f8f9fa;\n --bg-table-header: #e9ecef;\n --bg-table-alt: #f8f9fa;\n --text-primary: #212529;\n --text-secondary: #495057;\n --text-muted: #6c757d;\n --border-color: #dee2e6;\n --accent-color: #0056b3;\n --link-color: #0066cc;\n --link-hover: #004499;\n }\n\n @media (prefers-color-scheme: dark) {\n :root {\n --bg-primary: #1a1a1a;\n --bg-secondary: #2d2d2d;\n --bg-table-header: #3a3a3a;\n --bg-table-alt: #252525;\n --text-primary: #e4e4e4;\n --text-secondary: #c9c9c9;\n --text-muted: #a0a0a0;\n --border-color: #404040;\n --accent-color: #4a90d9;\n --link-color: #6ba3e6;\n --link-hover: #8bb9ed;\n }\n }\n\n body {\n font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;\n line-height: 1.6;\n color: var(--text-primary);\n background-color: var(--bg-primary);\n padding: 20px;\n max-width: 1400px;\n margin: 0 auto;\n }\n\n header {\n background-color: var(--bg-secondary);\n padding: 30px;\n margin-bottom: 30px;\n border-bottom: 3px solid var(--accent-color);\n }\n\n h1 {\n font-size: 2em;\n color: var(--text-primary);\n margin-bottom: 10px;\n font-weight: 600;\n }\n\n h1 .chinese {\n font-size: 0.7em;\n color: var(--text-secondary);\n display: block;\n margin-top: 8px;\n font-weight: 400;\n }\n\n .company-info {\n margin-top: 15px;\n color: var(--text-secondary);\n font-size: 1.1em;\n }\n\n .company-info .chinese {\n font-size: 0.9em;\n color: var(--text-muted);\n }\n\n h2 {\n font-size: 1.6em;\n color: var(--text-primary);\n margin: 30px 0 15px 0;\n padding-bottom: 8px;\n border-bottom: 2px solid var(--border-color);\n font-weight: 600;\n }\n\n h2 .chinese {\n font-size: 0.75em;\n color: var(--text-secondary);\n margin-left: 10px;\n font-weight: 400;\n }\n\n h3 {\n font-size: 1.3em;\n color: var(--text-primary);\n margin: 25px 0 12px 0;\n font-weight: 600;\n }\n\n h3 .chinese {\n font-size: 0.8em;\n color: var(--text-secondary);\n margin-left: 8px;\n font-weight: 400;\n }\n\n p {\n margin-bottom: 15px;\n color: var(--text-primary);\n }\n\n .intro-section {\n background-color: var(--bg-secondary);\n padding: 25px;\n margin-bottom: 25px;\n border-left: 4px solid var(--accent-color);\n }\n\n table {\n width: 100%;\n border-collapse: collapse;\n margin: 20px 0;\n background-color: var(--bg-primary);\n font-size: 0.95em;\n }\n\n th {\n background-color: var(--bg-table-header);\n color: var(--text-primary);\n font-weight: 600;\n text-align: left;\n padding: 12px 10px;\n border: 1px solid var(--border-color);\n font-size: 0.9em;\n }\n\n td {\n padding: 10px;\n border: 1px solid var(--border-color);\n color: var(--text-primary);\n }\n\n tr:nth-child(even) {\n background-color: var(--bg-table-alt);\n }\n\n .spec-grid {\n display: grid;\n grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n gap: 15px;\n margin: 20px 0;\n }\n\n .spec-item {\n background-color: var(--bg-secondary);\n padding: 15px;\n border-left: 3px solid var(--accent-color);\n }\n\n .spec-label {\n font-weight: 600;\n color: var(--text-primary);\n margin-bottom: 5px;\n }\n\n .spec-label .chinese {\n font-size: 0.85em;\n color: var(--text-secondary);\n font-weight: 400;\n }\n\n .spec-value {\n color: var(--text-secondary);\n font-size: 0.95em;\n }\n\n .standards-list {\n background-color: var(--bg-secondary);\n padding: 20px;\n margin: 20px 0;\n }\n\n .standards-list p {\n margin: 8px 0;\n padding-left: 20px;\n position: relative;\n }\n\n .standards-list p:before {\n content: \"\u25aa\";\n position: absolute;\n left: 0;\n color: var(--accent-color);\n }\n\n .reference {\n font-size: 0.85em;\n color: var(--text-muted);\n margin-top: 8px;\n font-style: italic;\n }\n\n .reference a {\n color: var(--link-color);\n text-decoration: none;\n }\n\n .reference a:hover {\n color: var(--link-hover);\n text-decoration: underline;\n }\n\n .contact-section {\n background-color: var(--bg-secondary);\n padding: 25px;\n margin-top: 30px;\n border-top: 3px solid var(--accent-color);\n }\n\n .contact-section h3 {\n margin-top: 0;\n }\n\n .contact-info {\n margin: 15px 0;\n }\n\n .contact-info p {\n margin: 8px 0;\n color: var(--text-secondary);\n }\n\n .contact-info a {\n color: var(--link-color);\n text-decoration: none;\n }\n\n .contact-info a:hover {\n color: var(--link-hover);\n text-decoration: underline;\n }\n\n .note {\n background-color: var(--bg-secondary);\n padding: 15px;\n margin: 15px 0;\n border-left: 4px solid var(--accent-color);\n font-size: 0.95em;\n }\n\n @media (max-width: 768px) {\n body {\n padding: 10px;\n }\n\n h1 {\n font-size: 1.5em;\n }\n\n h2 {\n font-size: 1.3em;\n }\n\n table {\n font-size: 0.85em;\n }\n\n th, td {\n padding: 8px 6px;\n }\n }\n <\/style>\n<\/head>\n<body>\n <header>\n <h1>\n TROMMELFLEX-M-PUR D2X11Y I 1 KV\n <span class=\"chinese\">\u5377\u7b52\u67d4\u6027\u805a\u6c28\u916f\u7535\u7f06<\/span>\n <\/h1>\n <div class=\"company-info\">\n Anhui Feichun Special Cable Co., Ltd.\n <div class=\"chinese\">\u5b89\u5fbd\u98de\u7eaf\u7279\u79cd\u7535\u7f06\u6709\u9650\u516c\u53f8<\/div>\n <\/div>\n <\/header>\n\n <main>\n <section class=\"intro-section\">\n <h2>Product Overview <span class=\"chinese\">\u4ea7\u54c1\u6982\u8ff0<\/span><\/h2>\n <p>TROMMELFLEX-M-PUR represents a specialized class of flexible low voltage reeling cables engineered specifically for underground mining and tunnelling operations. This cable features optimized dimensions and incorporates a flame retardant, halogen-free polyurethane outer sheath, making it particularly suitable for demanding industrial environments where both mechanical durability and safety are paramount. The cable’s design addresses the unique challenges encountered in mining applications, where equipment must withstand frequent dynamic loads, abrasive conditions, and the rigorous demands of continuous reeling operations on drilling machines, scoops, and load-haul-dump vehicles.<\/p>\n \n <p>\u5377\u7b52\u67d4\u6027\u7535\u7f06\u4e13\u4e3a\u5730\u4e0b\u91c7\u77ff\u548c\u96a7\u9053\u8bbe\u5907\u8bbe\u8ba1\uff0c\u5177\u6709\u4f18\u5316\u7684\u5c3a\u5bf8\u548c\u963b\u71c3\u65e0\u5364\u805a\u6c28\u916f\u5916\u62a4\u5957\u3002\u8be5\u7535\u7f06\u9002\u7528\u4e8e\u94bb\u673a\u3001\u94f2\u8fd0\u673a\u548c\u88c5\u8f7d\u8bbe\u5907\u7684\u9891\u7e41\u52a8\u6001\u8d1f\u8f7d\u548c\u5377\u7b52\u64cd\u4f5c\u3002<\/p>\n <\/section>\n\n <section>\n <h2>Technical Specifications <span class=\"chinese\">\u6280\u672f\u89c4\u683c<\/span><\/h2>\n \n <h3>Cable Construction Variants <span class=\"chinese\">\u7535\u7f06\u7ed3\u6784\u89c4\u683c<\/span><\/h3>\n <div style=\"overflow-x: auto;\">\n <table>\n <thead>\n <tr>\n <th>Configuration<br><span style=\"font-weight:400;font-size:0.85em\">\u914d\u7f6e<\/span><\/th>\n <th>Conductor \u00d8<br>(mm)<br><span style=\"font-weight:400;font-size:0.85em\">\u5bfc\u4f53\u76f4\u5f84<\/span><\/th>\n <th>Cable \u00d8 Min<br>(mm)<br><span style=\"font-weight:400;font-size:0.85em\">\u6700\u5c0f\u7535\u7f06\u76f4\u5f84<\/span><\/th>\n <th>Cable \u00d8 Max<br>(mm)<br><span style=\"font-weight:400;font-size:0.85em\">\u6700\u5927\u7535\u7f06\u76f4\u5f84<\/span><\/th>\n <th>Cable Weight<br>(kg\/km)<br><span style=\"font-weight:400;font-size:0.85em\">\u7535\u7f06\u91cd\u91cf<\/span><\/th>\n <th>Max Tensile<br>Strength (N)<br><span style=\"font-weight:400;font-size:0.85em\">\u6700\u5927\u6297\u62c9\u5f3a\u5ea6<\/span><\/th>\n <th>Bending Radius<br>Moving Min (mm)<br><span style=\"font-weight:400;font-size:0.85em\">\u5f2f\u66f2\u534a\u5f84<\/span><\/th>\n <th>Resistance<br>at 20\u00b0C (\u03a9\/km)<br><span style=\"font-weight:400;font-size:0.85em\">\u7535\u963b<\/span><\/th>\n <th>Current<br>Capacity (A)<br><span style=\"font-weight:400;font-size:0.85em\">\u8f7d\u6d41\u91cf<\/span><\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>3 x 25 + 3 G6 + 2 x 1<\/td>\n <td>6.2<\/td>\n <td>22.5<\/td>\n <td>24<\/td>\n <td>1,130<\/td>\n <td>1,500<\/td>\n <td>192<\/td>\n <td>0.78<\/td>\n <td>131<\/td>\n <\/tr>\n <tr>\n <td>3 x 35 + 3 G 6 + 2 x 1.5<\/td>\n <td>7.8<\/td>\n <td>26.5<\/td>\n <td>28<\/td>\n <td>1,530<\/td>\n <td>2,100<\/td>\n <td>224<\/td>\n <td>0.554<\/td>\n <td>162<\/td>\n <\/tr>\n <tr>\n <td>3 x 50 + 3 G 10 + 2 x 1.5<\/td>\n <td>9.6<\/td>\n <td>30<\/td>\n <td>32<\/td>\n <td>2,160<\/td>\n <td>3,000<\/td>\n <td>256<\/td>\n <td>0.386<\/td>\n <td>202<\/td>\n <\/tr>\n <tr>\n <td>3 x 70 + 3 G 16 + 2 x 1.5<\/td>\n <td>11.1<\/td>\n <td>35<\/td>\n <td>37<\/td>\n <td>3,050<\/td>\n <td>4,200<\/td>\n <td>296<\/td>\n <td>0.272<\/td>\n <td>250<\/td>\n <\/tr>\n <tr>\n <td>3 x 95 + 3 G 16 + 2 x 1.5<\/td>\n <td>12.6<\/td>\n <td>39.5<\/td>\n <td>42<\/td>\n <td>3,690<\/td>\n <td>5,700<\/td>\n <td>336<\/td>\n <td>0.206<\/td>\n <td>302<\/td>\n <\/tr>\n <tr>\n <td>3 x 120 + 3 G 25 + 2 x 1.5<\/td>\n <td>14.8<\/td>\n <td>44<\/td>\n <td>46.5<\/td>\n <td>4,810<\/td>\n <td>7,200<\/td>\n <td>372<\/td>\n <td>0.161<\/td>\n <td>352<\/td>\n <\/tr>\n <tr>\n <td>3 x 150 + 3 G 25 + 2 x 1.5<\/td>\n <td>16<\/td>\n <td>49<\/td>\n <td>52<\/td>\n <td>5,780<\/td>\n <td>9,000<\/td>\n <td>416<\/td>\n <td>0.129<\/td>\n <td>404<\/td>\n <\/tr>\n <tr>\n <td>3 x 185 + 3 G 35 + 2 x 1.5<\/td>\n <td>17.7<\/td>\n <td>53.5<\/td>\n <td>56<\/td>\n <td>7,300<\/td>\n <td>11,100<\/td>\n <td>448<\/td>\n <td>0.106<\/td>\n <td>461<\/td>\n <\/tr>\n <tr>\n <td>3 x 240 + 3 G 50 + 2 x 1.5<\/td>\n <td>20.2<\/td>\n <td>61.5<\/td>\n <td>64.5<\/td>\n <td>9,600<\/td>\n <td>14,400<\/td>\n <td>516<\/td>\n <td>0.0801<\/td>\n <td>540<\/td>\n <\/tr>\n <tr>\n <td>4 x 50<\/td>\n <td>9.6<\/td>\n <td>33<\/td>\n <td>35<\/td>\n <td>2,450<\/td>\n <td>4,000<\/td>\n <td>280<\/td>\n <td>0.386<\/td>\n <td>202<\/td>\n <\/tr>\n <tr>\n <td>4 x 70<\/td>\n <td>11.1<\/td>\n <td>38.1<\/td>\n <td>40.6<\/td>\n <td>3,300<\/td>\n <td>5,600<\/td>\n <td>325<\/td>\n <td>0.272<\/td>\n <td>250<\/td>\n <\/tr>\n <tr>\n <td>4 G 70 + 2 x (10 x 2.5) + 1 x (8 x 1.5)C<\/td>\n <td>11.1<\/td>\n <td>62<\/td>\n <td>66<\/td>\n <td>5,300<\/td>\n <td>5,600<\/td>\n <td>528<\/td>\n <td>0.272<\/td>\n <td>250<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/section>\n\n <section>\n <h3>Structural Components <span class=\"chinese\">\u7ed3\u6784\u7ec4\u6210<\/span><\/h3>\n <div class=\"spec-grid\">\n <div class=\"spec-item\">\n <div class=\"spec-label\">Conductor <span class=\"chinese\">\u5bfc\u4f53<\/span><\/div>\n <div class=\"spec-value\">Finely stranded copper, bare, Class 5 according to IEC 60228<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Core Insulation <span class=\"chinese\">\u82af\u7ebf\u7edd\u7f18<\/span><\/div>\n <div class=\"spec-value\">Cross-linked polyethylene (XLPE) meeting IEC 60502-1 requirements<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Core Identification <span class=\"chinese\">\u82af\u7ebf\u8bc6\u522b<\/span><\/div>\n <div class=\"spec-value\">Main cores: Brown, Black, Grey | Control cores: Blue, White<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Core Arrangement <span class=\"chinese\">\u82af\u7ebf\u6392\u5217<\/span><\/div>\n <div class=\"spec-value\">Three main conductors laid-up with split earth conductor and control cores in interstices, twisted with short lay length<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Split Earth Conductor <span class=\"chinese\">\u5206\u79bb\u63a5\u5730\u5bfc\u4f53<\/span><\/div>\n <div class=\"spec-value\">Integrated protective conductor distributed around cable core<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Control Cores <span class=\"chinese\">\u63a7\u5236\u82af\u7ebf<\/span><\/div>\n <div class=\"spec-value\">2 x 1.5 mm\u00b2 for signaling and control functions<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Inner Sheath <span class=\"chinese\">\u5185\u62a4\u5957<\/span><\/div>\n <div class=\"spec-value\">Halogen-free polymer compound providing mechanical core protection<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Outer Sheath <span class=\"chinese\">\u5916\u62a4\u5957<\/span><\/div>\n <div class=\"spec-value\">Flame retardant, halogen-free polyurethane (PUR) for superior abrasion resistance<\/div>\n <\/div>\n <\/div>\n\n <p class=\"reference\">Construction standards reference: IEC 60228 defines conductor classes and ensures proper stranding for flexibility. <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/1069\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60228 Standard<\/a><\/p>\n <\/section>\n\n <section>\n <h2>Standards & Approvals <span class=\"chinese\">\u6807\u51c6\u548c\u8ba4\u8bc1<\/span><\/h2>\n <div class=\"standards-list\">\n <p><strong>DIN EN 60228 \/ IEC 60228 \/ VDE 0295<\/strong> – Conductors of insulated cables. This international standard specifies requirements and test methods for conductors used in insulated cables, ensuring proper material composition, electrical performance, and mechanical characteristics across different conductor classes.<\/p>\n \n <p><strong>DIN VDE 0298-300<\/strong> – Core identification standards. This specification establishes color coding systems for cable cores to ensure consistent identification across installations, critical for safety in maintenance and troubleshooting operations.<\/p>\n \n <p><strong>IEC 60502-1<\/strong> – Power cables with extruded insulation for rated voltages of 1 kV (Um = 1.2 kV). This standard defines construction requirements, dimensions, and testing procedures for low voltage power cables with solid extruded insulation, particularly relevant for XLPE-insulated cores in mining applications.<\/p>\n \n <p><strong>DIN VDE 0298-4<\/strong> – Electrical parameters and current-carrying capacity calculations. This technical specification provides methodologies for determining cable current ratings under various installation conditions, ambient temperatures, and loading scenarios, essential for proper cable selection and system design.<\/p>\n \n <p><strong>DIN EN 60332-1-2 \/ IEC 60332-1-2<\/strong> – Fire performance testing for vertical flame propagation. This test method evaluates a cable’s ability to self-extinguish when exposed to a defined flame source, ensuring that the cable does not contribute to fire spread in underground mining environments where evacuation may be challenging.<\/p>\n <\/div>\n\n <p class=\"reference\">The IEC 60502-1 standard specifically addresses power cables rated from 1 kV to 3 kV for fixed installations, though it explicitly excludes cables for special conditions such as mining applications. <a href=\"https:\/\/www.elandcables.com\/electrical-cable-and-accessories\/cables-by-standard\/iec-60502-cable\" rel=\"nofollow noopener\" target=\"_blank\">Source: Eland Cables – IEC 60502 Overview<\/a>. However, the TROMMELFLEX-M-PUR incorporates construction principles aligned with IEC 60502-1 while meeting additional requirements for dynamic reeling applications through enhanced mechanical design.<\/p>\n\n <p class=\"reference\">Fire testing according to IEC 60332-1-2 requires the cable to self-extinguish within prescribed limits when subjected to a 1 kW pre-mixed flame, with flame damage not exceeding 50mm from the upper mounting clamp. <a href=\"https:\/\/www.vteclabs.com\/testing\/fire-flammability-testing\/iec-60332-1-2\/\" rel=\"nofollow noopener\" target=\"_blank\">Source: VTEC Laboratories – IEC 60332-1-2 Testing<\/a>. This flame-retardant performance is critical in confined underground spaces where fire prevention is paramount.<\/p>\n <\/section>\n\n <section>\n <h2>Thermal Parameters <span class=\"chinese\">\u70ed\u7279\u6027\u53c2\u6570<\/span><\/h2>\n <div class=\"spec-grid\">\n <div class=\"spec-item\">\n <div class=\"spec-label\">Maximum Conductor Temperature <span class=\"chinese\">\u6700\u9ad8\u5bfc\u4f53\u6e29\u5ea6<\/span><\/div>\n <div class=\"spec-value\">90\u00b0C during continuous operation<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Short Circuit Temperature <span class=\"chinese\">\u77ed\u8def\u6e29\u5ea6<\/span><\/div>\n <div class=\"spec-value\">250\u00b0C maximum for duration not exceeding 5 seconds<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Fixed Installation – Minimum Ambient <span class=\"chinese\">\u56fa\u5b9a\u5b89\u88c5\u6700\u4f4e\u73af\u5883\u6e29\u5ea6<\/span><\/div>\n <div class=\"spec-value\">-40\u00b0C for stationary installations<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Fixed Installation – Maximum Ambient <span class=\"chinese\">\u56fa\u5b9a\u5b89\u88c5\u6700\u9ad8\u73af\u5883\u6e29\u5ea6<\/span><\/div>\n <div class=\"spec-value\">+80\u00b0C for stationary installations<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Flexible Installation – Minimum Ambient <span class=\"chinese\">\u67d4\u6027\u5b89\u88c5\u6700\u4f4e\u73af\u5883\u6e29\u5ea6<\/span><\/div>\n <div class=\"spec-value\">-30\u00b0C for mobile equipment during operation<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Flexible Installation – Maximum Ambient <span class=\"chinese\">\u67d4\u6027\u5b89\u88c5\u6700\u9ad8\u73af\u5883\u6e29\u5ea6<\/span><\/div>\n <div class=\"spec-value\">+80\u00b0C for mobile equipment during operation<\/div>\n <\/div>\n <\/div>\n\n <p class=\"reference\">Current-carrying capacity calculations follow DIN VDE 0298-4 methodology, which accounts for ambient temperature, installation method, and grouping factors. <a href=\"https:\/\/www.vde-verlag.de\/standards\/0298016\/din-vde-0298-4-vde-0298-4-2013-06.html\" rel=\"nofollow noopener\" target=\"_blank\">Source: VDE Publishing – DIN VDE 0298-4<\/a>. The standard provides comprehensive tables and conversion factors for determining appropriate cable sizing under various thermal conditions.<\/p>\n <\/section>\n\n <section>\n <h2>Chemical & Environmental Parameters <span class=\"chinese\">\u5316\u5b66\u548c\u73af\u5883\u53c2\u6570<\/span><\/h2>\n <div class=\"spec-grid\">\n <div class=\"spec-item\">\n <div class=\"spec-label\">Halogen Free <span class=\"chinese\">\u65e0\u5364\u7d20<\/span><\/div>\n <div class=\"spec-value\">Yes – compliant with low smoke zero halogen requirements<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Ozone Resistance <span class=\"chinese\">\u8010\u81ed\u6c27<\/span><\/div>\n <div class=\"spec-value\">Yes – suitable for environments with ozone exposure<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">UV Resistance <span class=\"chinese\">\u8010\u7d2b\u5916\u7ebf<\/span><\/div>\n <div class=\"spec-value\">Yes – protected against ultraviolet degradation<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Maximum Water Depth <span class=\"chinese\">\u6700\u5927\u6c34\u6df1<\/span><\/div>\n <div class=\"spec-value\">10 meters for temporary submersion<\/div>\n <\/div>\n <\/div>\n\n <div class=\"note\">\n <strong>Environmental Safety Note:<\/strong> The halogen-free construction is particularly important in underground mining applications where ventilation is limited. During combustion, halogenated materials release corrosive and toxic gases including hydrogen chloride and hydrogen bromide. The TROMMELFLEX-M-PUR’s halogen-free design minimizes these hazards, reducing both health risks to personnel and corrosive damage to equipment during fire incidents.\n <\/div>\n <\/section>\n\n <section>\n <h2>Mechanical Parameters <span class=\"chinese\">\u673a\u68b0\u53c2\u6570<\/span><\/h2>\n <div class=\"spec-grid\">\n <div class=\"spec-item\">\n <div class=\"spec-label\">Torsional Stress Tolerance <span class=\"chinese\">\u626d\u8f6c\u5e94\u529b\u8010\u53d7\u6027<\/span><\/div>\n <div class=\"spec-value\">+\/- 50\u00b0\/m – designed to withstand twisting during reeling operations<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Permanent Tensile Strength <span class=\"chinese\">\u6c38\u4e45\u6297\u62c9\u5f3a\u5ea6<\/span><\/div>\n <div class=\"spec-value\">20 N\/mm\u00b2 as specified by design rule<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Travel Speed – Reeling <span class=\"chinese\">\u5377\u7b52\u64cd\u4f5c\u884c\u8fdb\u901f\u5ea6<\/span><\/div>\n <div class=\"spec-value\">60 m\/min maximum for underground reeling operations<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Bending Radius – Fixed Installation <span class=\"chinese\">\u56fa\u5b9a\u5b89\u88c5\u5f2f\u66f2\u534a\u5f84<\/span><\/div>\n <div class=\"spec-value\">4 x D (cable outer diameter) per VDE 0298-3<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Bending Radius – Reeling Operation <span class=\"chinese\">\u5377\u7b52\u64cd\u4f5c\u5f2f\u66f2\u534a\u5f84<\/span><\/div>\n <div class=\"spec-value\">8 x D (cable outer diameter) for dynamic applications<\/div>\n <\/div>\n <\/div>\n\n <p class=\"reference\">The bending radius requirements follow VDE 0298-3 guidelines, which establish minimum bend radii to prevent conductor and insulation damage during installation and operation. <a href=\"https:\/\/www.dinmedia.de\/en\/standard\/din-vde-0298-3\/88069819\" rel=\"nofollow noopener\" target=\"_blank\">Source: DIN Media – DIN VDE 0298-3<\/a>. Tighter bending radii can cause stress concentrations leading to premature cable failure, particularly critical in reeling applications where cables experience repeated flexing cycles.<\/p>\n <\/section>\n\n <section>\n <h2>Electrical Parameters <span class=\"chinese\">\u7535\u6c14\u53c2\u6570<\/span><\/h2>\n <div class=\"spec-grid\">\n <div class=\"spec-item\">\n <div class=\"spec-label\">Rated Voltage U\u2080\/U (Um) <span class=\"chinese\">\u989d\u5b9a\u7535\u538b<\/span><\/div>\n <div class=\"spec-value\">0.6\/1 kV (1.2 kV) where U\u2080 = voltage to earth, U = voltage between phases, Um = maximum system voltage<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Test Voltage – Power Cores <span class=\"chinese\">\u52a8\u529b\u82af\u7ebf\u6d4b\u8bd5\u7535\u538b<\/span><\/div>\n <div class=\"spec-value\">2.5 kV AC applied for type testing verification<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Test Voltage – Control Cores <span class=\"chinese\">\u63a7\u5236\u82af\u7ebf\u6d4b\u8bd5\u7535\u538b<\/span><\/div>\n <div class=\"spec-value\">2 kV AC for auxiliary conductor testing<\/div>\n <\/div>\n <div class=\"spec-item\">\n <div class=\"spec-label\">Nominal System Voltage <span class=\"chinese\">\u6807\u79f0\u7cfb\u7edf\u7535\u538b<\/span><\/div>\n <div class=\"spec-value\">1,000 V for mining equipment power distribution<\/div>\n <\/div>\n <\/div>\n\n <p class=\"reference\">The voltage designation 0.6\/1 kV follows international convention where the first value represents the voltage between any conductor and earth (or metallic screen\/sheath), while the second value represents the voltage between any two phase conductors. The maximum voltage Um of 1.2 kV represents the highest voltage for which the equipment is designed, corresponding to the maximum system voltage under fault conditions.<\/p>\n <\/section>\n\n <section>\n <h2>Application Areas <span class=\"chinese\">\u5e94\u7528\u9886\u57df<\/span><\/h2>\n <p>The TROMMELFLEX-M-PUR cable series is specifically engineered for demanding underground mining and tunnelling applications where conventional cables would fail prematurely. The cable serves as the primary power supply for mobile mining equipment including drilling machines, scoops (also known as mucking machines used for ore and rock removal), and Load-Haul-Dump vehicles that perform continuous material transport cycles in confined underground spaces.<\/p>\n\n <p>\u8fd9\u4e9b\u7535\u7f06\u4e13\u4e3a\u5730\u4e0b\u91c7\u77ff\u548c\u96a7\u9053\u5e94\u7528\u800c\u8bbe\u8ba1\uff0c\u4f5c\u4e3a\u94bb\u673a\u3001\u94f2\u8fd0\u673a\u548c\u88c5\u8f7d\u8fd0\u8f93\u8bbe\u5907\u7684\u4e3b\u8981\u7535\u6e90\u3002\u8be5\u7535\u7f06\u80fd\u591f\u627f\u53d7\u5377\u7b52\u64cd\u4f5c\u4e2d\u7684\u9ad8\u673a\u68b0\u5e94\u529b\u548c\u62d6\u66f3\u64cd\u4f5c\u4e2d\u7684\u9884\u671f\u78e8\u635f\u3002<\/p>\n\n <p>The cable’s construction addresses three critical challenges in mining environments. First, the frequent dynamic loads encountered during reeling operations where the cable must repeatedly wind and unwind on drum systems while maintaining electrical continuity. Second, the high mechanical stresses from constant flexing, pulling forces, and equipment movement in confined spaces. Third, the severe abrasion expected in trailing operations where cables drag across rough rock surfaces, sharp edges, and abrasive mineral debris.<\/p>\n\n <div class=\"note\">\n <strong>Mining Equipment Context:<\/strong> Load-Haul-Dump vehicles (LHDs) are specialized underground mining machines designed to load blasted ore or rock into their bucket, transport it to a collection point or ore pass, and dump the material – all in continuous cycles within narrow underground tunnels. These machines require reliable, flexible power cables that can withstand the constant movement, vibration, and harsh conditions of underground mining operations. The TROMMELFLEX-M-PUR’s design specifically accommodates the demanding duty cycles and environmental challenges these applications present.\n <\/div>\n\n <p class=\"reference\">Mining cables must meet specialized requirements beyond standard industrial cables due to unique underground conditions including limited ventilation, presence of combustible materials, risk of mechanical damage, and difficulties in emergency evacuation. <a href=\"https:\/\/www.powerandcables.com\/wp-content\/uploads\/2017\/07\/Mining-Cables-T-F-Kable-Catalogue.pdf\" rel=\"nofollow noopener\" target=\"_blank\">Source: Mining Cables Technical Catalogue<\/a>. The combination of flame retardance, mechanical robustness, and halogen-free construction in TROMMELFLEX-M-PUR addresses these critical safety and operational requirements.<\/p>\n <\/section>\n\n <section>\n <h2>Design Advantages <span class=\"chinese\">\u8bbe\u8ba1\u4f18\u52bf<\/span><\/h2>\n <p>The TROMMELFLEX-M-PUR incorporates several design features that distinguish it from conventional trailing cables. The optimized cable dimensions reduce overall weight while maintaining necessary mechanical strength, facilitating easier handling during installation and reducing stress on cable reels and equipment mounting points. The halogen-free polyurethane outer sheath provides exceptional resistance to abrasion, oil, and mechanical impact – properties essential for cables subjected to dragging across rough surfaces and contact with mining fluids.<\/p>\n\n <p>The Class 5 conductor construction, defined by IEC 60228 as the most flexible conductor class, employs finely stranded copper wires that allow the cable to withstand millions of flexing cycles without conductor fatigue or breakage. The split earth conductor design, where the protective conductor is distributed around the cable periphery rather than concentrated in a single core, provides enhanced mechanical strength and improved grounding performance even if individual earth conductor strands are damaged during service.<\/p>\n\n <p>The very short length of lay in the core twisting (the helical pitch of the stranded cores) contributes to superior flexibility and resistance to kinking during the severe bending encountered in reeling operations. This tight twisting pattern also helps maintain cable roundness under stress, preventing the cable from assuming irregular cross-sectional shapes that could jam in cable guides or on reeling drums.<\/p>\n <\/section>\n\n <div class=\"contact-section\">\n <h3>Contact Information <span class=\"chinese\">\u8054\u7cfb\u65b9\u5f0f<\/span><\/h3>\n <div class=\"contact-info\">\n <p><strong>Company:<\/strong> Anhui Feichun Special Cable Co., Ltd. (\u5b89\u5fbd\u98de\u7eaf\u7279\u79cd\u7535\u7f06\u6709\u9650\u516c\u53f8)<\/p>\n <p><strong>WhatsApp:<\/strong> <a href=\"https:\/\/wa.me\/8613855123218\" rel=\"nofollow noopener\" target=\"_blank\">+86 13855 123218<\/a><\/p>\n <p><strong>Technical Email:<\/strong> <a href=\"mailto:tech@feichuncables.com\" rel=\"nofollow\">tech@feichuncables.com<\/a><\/p>\n <p><strong>Sales Contact:<\/strong> <a href=\"mailto:zihao.yang@feichuncables.com\" rel=\"nofollow\">zihao.yang@feichuncables.com<\/a><\/p>\n <p><strong>Engineering Contact:<\/strong> <a href=\"mailto:ziyu.huang@feichuncables.com\" rel=\"nofollow\">ziyu.huang@feichuncables.com<\/a><\/p>\n <\/div>\n <\/div>\n\n <footer style=\"margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border-color); text-align: center; color: var(--text-muted); font-size: 0.9em;\">\n <p>© 2024 Anhui Feichun Special Cable Co., Ltd. All specifications subject to technical modifications without notice.<\/p>\n <p>\u672c\u9875\u9762\u6240\u6709\u89c4\u683c\u53c2\u6570\u5982\u6709\u6280\u672f\u6539\u8fdb\u6055\u4e0d\u53e6\u884c\u901a\u77e5 | All external links are provided for reference purposes and use the nofollow attribute<\/p>\n <\/footer>\n <\/main>\n<\/body>\n<\/html>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/TROMMELFLEX-M-PUR-BRAIDED-D2X11Y-Technical-Specification.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"\u5d4c\u5165 TROMMELFLEX-M-PUR BRAIDED D2X11Y - Technical Specification\"><\/object><a id=\"wp-block-file--media-cb38436c-2806-4dbb-b540-49779686ca0c\" href=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/TROMMELFLEX-M-PUR-BRAIDED-D2X11Y-Technical-Specification.pdf\">TROMMELFLEX-M-PUR BRAIDED D2X11Y – Technical Specification<\/a><a href=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/TROMMELFLEX-M-PUR-BRAIDED-D2X11Y-Technical-Specification.pdf\" class=\"wp-block-file__button wp-element-button\" aria-describedby=\"wp-block-file--media-cb38436c-2806-4dbb-b540-49779686ca0c\" download>\u4e0b\u8f7d<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"TROMMELFLEX-M-PUR represents a specialized class of flexible low voltage reeling cables engineered specifically for underground mining and tunnelling operations. This cable features optimized dimensions and incorporates a flame retardant, halogen-free polyurethane outer sheath, making it particularly suitable for demanding industrial environments where both mechanical durability and safety are paramount. The cable’s design addresses the unique challenges encountered in mining applications, where equipment must withstand frequent dynamic loads, abrasive conditions, and the rigorous demands of continuous reeling operations on drilling machines, scoops, and load-haul-dump vehicles.\n\u5377\u7b52\u67d4\u6027\u7535\u7f06\u4e13\u4e3a\u5730\u4e0b\u91c7\u77ff\u548c\u96a7\u9053\u8bbe\u5907\u8bbe\u8ba1\uff0c\u5177\u6709\u4f18\u5316\u7684\u5c3a\u5bf8\u548c\u963b\u71c3\u65e0\u5364\u805a\u6c28\u916f\u5916\u62a4\u5957\u3002\u8be5\u7535\u7f06\u9002\u7528\u4e8e\u94bb\u673a\u3001\u94f2\u8fd0\u673a\u548c\u88c5\u8f7d\u8bbe\u5907\u7684\u9891\u7e41\u52a8\u6001\u8d1f\u8f7d\u548c\u5377\u7b52\u64cd\u4f5c\u3002","protected":false},"author":1,"featured_media":5320,"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":[66,94],"tags":[6315,26550,39330,2062,2788,39335,39329,16,39326,12164,171,832,6253,152,107,176,6419,1682,22870,2054,111,6281,139,1914,214,204,1683,5673,776,39331,16058,17,6689,801,39334,11939,5525,39333,1861,39327,39328,39325,7131,39332,37960,1091,1661],"class_list":["post-6064","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","category-din-vde-0250-mining-cable","tag-0-6-1kv-mining-cable","tag-1kv-reeling-cable","tag-3-core-mining-cable-2","tag-cable-reel-mining","tag-class-5-conductor-cable","tag-confined-space-mining-cable","tag-d2x11y-cable","tag-din-vde-0250","tag-drilling-machine-cable","tag-dynamic-load-cable","tag-explosion-proof-mining-cable","tag-flexible-reeling-cable","tag-halogen-free-mining-cable-2","tag-heavy-duty-mining-cable","tag-heavy-duty-e-loader-mining-cable","tag-icea-s-75-381-2","tag-lhd-cable","tag-lhd-vehicle-cable","tag-load-haul-dump-cable-2","tag-mine-shaft-cable","tag-mining-cable","tag-mining-cable-1kv","tag-mining-cables","tag-mining-machinery-cable","tag-mining-power-cable","tag-mining-trailing-cable","tag-mobile-mining-equipment-cable","tag-ore-extraction-cable","tag-polyurethane-sheathed-cable","tag-portable-trailing-cable","tag-pur-mining-cable","tag-reeling-cable","tag-reeling-cable-underground","tag-reeling-drum-cable","tag-rock-drilling-cable","tag-scoop-loader-cable","tag-split-earth-conductor-cable","tag-subsurface-mining","tag-trailing-cable-mining","tag-trommelflex-m-pur","tag-trommelflex-m-pur-d2x11y","tag-tunnel-cable-iec-60502","tag-tunnel-construction-cable","tag-tunnelling-equipment-cable","tag-underground-drilling-cable","tag-underground-mining-cable","tag-xlpe-insulated-mining-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/6064","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=6064"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/6064\/revisions"}],"predecessor-version":[{"id":6069,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/6064\/revisions\/6069"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/5320"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=6064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=6064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=6064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":6064,"date":"2026-02-05T10:41:28","date_gmt":"2026-02-05T02:41:28","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=6064"},"modified":"2026-02-05T10:41:31","modified_gmt":"2026-02-05T02:41:31","slug":"trommelflex-m-pur-d2x11y-i-1-kv","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/trommelflex-m-pur-d2x11y-i-1-kv\/","title":{"rendered":"TROMMELFLEX-M-PUR D2X11Y I 1 KV"},"content":{"rendered":"\n

\u5377\u7b52\u67d4\u6027\u805a\u6c28\u916f\u7535\u7f06<\/p>\n\n\n\n