{"id":3602,"date":"2026-08-20T15:14:27","date_gmt":"2026-08-20T07:14:27","guid":{"rendered":"https:\/\/tebaoflex-cable.com\/?page_id=3602"},"modified":"2026-08-20T15:19:39","modified_gmt":"2026-08-20T07:19:39","slug":"mv-mining-trailing-cable-couplers","status":"publish","type":"page","link":"https:\/\/tebaoflex-cable.com\/ru\/solutions\/mv-mining-trailing-cable-couplers\/","title":{"rendered":"\u0421\u0440\u0435\u0434\u043d\u0435\u0432\u043e\u043b\u044c\u0442\u043d\u044b\u0435 \u0442\u044f\u0433\u043e\u0432\u044b\u0435 \u043a\u0430\u0431\u0435\u043b\u0438 \u0434\u043b\u044f \u0433\u043e\u0440\u043d\u044b\u0445 \u043c\u0430\u0448\u0438\u043d \u0438 \u043c\u0443\u0444\u0442\u044b"},"content":{"rendered":"<style>\n.tf-cap{--ink:#16202b;--muted:#5b6b7c;--line:#e2e8ee;--accent:#b4381f;--soft:#f6f8fa;--green:#1f7a5c;max-width:1040px;margin:0 auto;color:var(--ink);line-height:1.7;font-size:17px}\n.tf-cap h1{font-size:clamp(30px,4vw,44px);line-height:1.1;letter-spacing:-.02em;margin:.2rem 0 .7rem}\n.tf-cap h2{font-size:1.55rem;margin:2.8rem 0 .5rem;border-top:3px solid var(--ink);padding-top:.5rem;scroll-margin-top:90px}\n.tf-cap h3{font-size:1.12rem;margin:1.5rem 0 .3rem}\n.tf-cap p{margin:0 0 1rem}\n.tf-cap a{color:var(--accent);text-underline-offset:2px}\n.tf-cap__crumb{font-size:.85rem;color:var(--muted);margin-bottom:1rem}\n.tf-cap__crumb a{color:var(--muted)}\n.tf-cap__kicker{font-size:.75rem;letter-spacing:.11em;text-transform:uppercase;font-weight:700;color:var(--green);margin-bottom:.5rem}\n.tf-cap__lede{font-size:1.14rem;color:var(--muted)}\n.tf-cap__facts{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:1.6rem 0}\n.tf-cap__facts div{padding:.9rem 1rem;border-right:1px solid var(--line)}\n.tf-cap__facts div:last-child{border-right:0}\n.tf-cap__facts dt{font-size:.7rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:700;margin-bottom:.25rem}\n.tf-cap__facts dd{margin:0;font-size:.98rem;font-weight:600}\n.tf-cap__cta{display:inline-block;background:var(--accent);color:#fff!important;text-decoration:none!important;border-radius:8px;padding:.65rem 1.2rem;font-weight:600;margin:.3rem .5rem .3rem 0}\n.tf-cap__cta--ghost{background:#fff;color:var(--ink)!important;border:1px solid var(--line)}\n.tf-cap__jump{background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:1rem 1.2rem;margin:1.8rem 0}\n.tf-cap__jump strong{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:.5rem}\n.tf-cap__jump ul{list-style:none;display:flex;flex-wrap:wrap;gap:.45rem;margin:0;padding:0}\n.tf-cap__jump a{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:.3rem .8rem;font-size:.9rem;text-decoration:none;color:var(--ink)}\n.tf-cap table{width:100%;border-collapse:collapse;margin:1.1rem 0;font-size:.95rem}\n.tf-cap th,.tf-cap td{border:1px solid var(--line);padding:.55rem .75rem;text-align:left;vertical-align:top}\n.tf-cap th{background:var(--soft);font-weight:700}\n.tf-cap__fail{background:#fdf6f4;border-left:3px solid var(--accent);padding:.9rem 1.1rem;margin:1.1rem 0;border-radius:0 8px 8px 0}\n.tf-cap__fail ul{margin:.4rem 0 0;padding-left:1.1rem}\n.tf-cap__fail li{margin:.28rem 0}\n.tf-cap__range{background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:1rem 1.2rem;margin:1.1rem 0}\n.tf-cap__range ul{margin:.4rem 0 0;padding-left:1.1rem;columns:2;column-gap:2rem}\n.tf-cap__range li{margin:.22rem 0;break-inside:avoid}\n.tf-cap__need{background:#fdf6f4;border-left:3px solid var(--accent);padding:.9rem 1.1rem;margin:1.1rem 0;border-radius:0 8px 8px 0}\n.tf-cap__need ul{margin:.4rem 0 0;padding-left:1.1rem;columns:2;column-gap:2rem}\n.tf-cap__need li{margin:.2rem 0;break-inside:avoid}\n.tf-cap__gallery{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1.3rem 0}\n.tf-cap__gallery figure{margin:0}\n.tf-cap__gallery img{width:100%;height:300px;object-fit:cover;border-radius:10px;border:1px solid var(--line);display:block;background:#fff}\n.tf-cap__ph{width:100%;height:300px;border:2px dashed #c9b7b0;border-radius:10px;display:flex;align-items:center;justify-content:center;text-align:center;padding:1rem;color:#9a6a5c;font-size:.85rem;background:#fbf5f3}\n.tf-cap__gallery figcaption{font-size:.85rem;color:var(--muted);margin-top:.4rem}\n.tf-cap__note{font-size:.9rem;color:var(--muted);border:1px dashed var(--line);border-radius:8px;padding:.8rem 1rem;margin:1.4rem 0}\n.tf-cap__faq details{border-bottom:1px solid var(--line);padding:.8rem 0}\n.tf-cap__faq summary{cursor:pointer;font-weight:600}\n.tf-cap__faq p{margin:.55rem 0 0;color:var(--muted)}\n.tf-cap__close{background:var(--ink);color:#fff;border-radius:12px;padding:1.6rem 1.8rem;margin:2.6rem 0 0}\n.tf-cap__close h2{color:#fff;border-top:0;margin-top:0;padding-top:0}\n.tf-cap__close p{color:#c8d3de}\n.tf-cap__close .tf-cap__cta{background:#fff;color:var(--ink)!important}\n@media(max-width:680px){.tf-cap__facts{grid-template-columns:1fr 1fr}.tf-cap__gallery{grid-template-columns:1fr}.tf-cap__range ul,.tf-cap__need ul{columns:1}}\n<\/style>\n<div class=\"tf-cap\">\n<p class=\"tf-cap__crumb\"><a href=\"https:\/\/tebaoflex-cable.com\/\">Home<\/a> \u203a <a href=\"https:\/\/tebaoflex-cable.com\/solutions\/\">Solutions<\/a> \u203a Medium-Voltage Mining Trailing Cables &amp; Couplers<\/p>\n\n<p class=\"tf-cap__kicker\">Mining \u00b7 Medium voltage \u00b7 Built to specification<\/p>\n<h1>Medium-Voltage Mining Trailing Cables &amp; Couplers<\/h1>\n<p class=\"tf-cap__lede\">TEBAOFLEX manufactures medium-voltage rubber trailing cables \u2014 <em>cables de arrastre<\/em> \u2014 for mobile mining equipment, and supplies the matching three-core couplers as one system, built to your cable schedule. We work directly with mine operators and with importers and distributors who buy by the drum for resale.<\/p>\n\n<dl class=\"tf-cap__facts\">\n<div><dt>Voltage class<\/dt><dd>Up to 14\/25 kV (~26 kV)<\/dd><\/div>\n<div><dt>Core arrangement<\/dt><dd>Power + earth + pilot<\/dd><\/div>\n<div><dt>System<\/dt><dd>Cable + coupler together<\/dd><\/div>\n<div><dt>Basis<\/dt><dd>Built to your designation<\/dd><\/div>\n<\/dl>\n\n<p>\n<a class=\"tf-cap__cta\" href=\"https:\/\/tebaoflex-cable.com\/contact-us\/\">Send your cable schedule for a quote \u2192<\/a>\n<a class=\"tf-cap__cta tf-cap__cta--ghost\" href=\"https:\/\/tebaoflex-cable.com\/products\/mining-tunneling-cables\/\">See the mining cable range<\/a>\n<\/p>\n\n<div class=\"tf-cap__jump\">\n<strong>On this page<\/strong>\n<ul>\n<li><a href=\"#designation\">Reading the designation<\/a><\/li>\n<li><a href=\"#system\">Cable + coupler as a system<\/a><\/li>\n<li><a href=\"#field\">Field commissioning &amp; HV testing<\/a><\/li>\n<li><a href=\"#fail\">How trailing cables fail<\/a><\/li>\n<li><a href=\"#range\">Our range<\/a><\/li>\n<li><a href=\"#rfq\">What we need to quote<\/a><\/li>\n<li><a href=\"#faq\">FAQ<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"tf-cap\">\n<h2 id=\"designation\">Reading a designation like (N)TMCETMPU 3\u00d770+2\u00d735E+1\u00d716P mm\u00b2, 14\/25 kV<\/h2>\n<p>Mining buyers usually specify a trailing cable by a designation string rather than a description. Here is what one common medium-voltage designation encodes, taken apart:<\/p>\n<table>\n<thead><tr><th>Element<\/th><th>What it tells you<\/th><\/tr><\/thead>\n<tbody>\n<tr><td><strong>(N)<\/strong><\/td><td>Built to a VDE-based standard construction \u2014 the leading N marks the harmonised type.<\/td><\/tr>\n<tr><td><strong>3 \u00d7 70 mm\u00b2<\/strong><\/td><td>Three power cores, 70 mm\u00b2 each \u2014 the three phases.<\/td><\/tr>\n<tr><td><strong>2 \u00d7 35E mm\u00b2<\/strong><\/td><td>Two earth cores (E), 35 mm\u00b2 each, for the protective-earth return.<\/td><\/tr>\n<tr><td><strong>1 \u00d7 16P mm\u00b2<\/strong><\/td><td>One pilot \/ ground-check core (P), 16 mm\u00b2 \u2014 the monitoring conductor that trips the machine before a fault can reach an operator.<\/td><\/tr>\n<tr><td><strong>14 \/ 25 kV<\/strong><\/td><td>Rated voltage U\u2080\/U: 14 kV conductor-to-earth, 25 kV between conductors \u2014 a ~26 kV medium-voltage class.<\/td><\/tr>\n<tr><td><strong>T\u00b7M\u00b7C\u00b7E\u00b7T\u00b7M\u00b7P\u00b7U<\/strong><\/td><td>The letter string encodes the copper screen (C), the earth core (E), the pilot core (P) and the underground \/ mobile duty (U). The full VDE letter key is on our <a href=\"https:\/\/tebaoflex-cable.com\/products\/\">cable designation and standard index<\/a>.<\/td><\/tr>\n<\/tbody>\n<\/table>\n<p>A brand name such as <strong>ELCOFIRM-MT<\/strong> is one manufacturer&#8217;s label for a cable of this type. The designation itself \u2014 (N)TMCETMPU and its relatives \u2014 is a generic VDE-style construction, not proprietary. Send us the rated voltage, the core schedule (power \/ earth \/ pilot) and the length, and we build to the same specification. If you are replacing a cable already in service, the designation on the sheath print and a photo of the drum label are enough for us to quote an equivalent.<\/p>\n\n<h2 id=\"system\">The cable and the coupler are one system<\/h2>\n<p>On mobile mining equipment the cable and its coupler fail or survive together, so we supply both from one source rather than leaving the connector to chance. A medium-voltage trailing coupler is not just a plug \u2014 it has to carry four things across a disconnect that gets pulled apart and re-mated in dirt and water:<\/p>\n<h3>What a three-core MV mining coupler has to do<\/h3>\n<ul>\n<li><strong>Power contacts sized to the cores<\/strong> \u2014 three main contacts matched to the 3-phase conductor cross-section, so the joint does not run hotter than the cable.<\/li>\n<li><strong>Earth and pilot continuity<\/strong> \u2014 the protective-earth and the ground-check (pilot) circuit must carry through the coupler, so the machine&#8217;s earth-continuity monitor still trips if the connection degrades. A coupler that breaks the pilot circuit turns a safety feature into a nuisance that gets bypassed.<\/li>\n<li><strong>Screen continuity and a clean interface<\/strong> \u2014 the copper screen has to be bonded through the housing, and the mating faces kept clean, or the field grading breaks down at exactly the point people put their hands.<\/li>\n<li><strong>Strain relief anchored to the cable, not the conductors<\/strong> \u2014 the clamp grips the sheath and the tensile assembly so that every pull on the coupler goes into the cable body, never into the terminations.<\/li>\n<\/ul>\n<p>Because the coupler bore is matched to the cable we build, the strain relief, screen bond and pilot path all line up. When a distributor or importer buys the cable and the couplers together, the field crew can terminate, test and re-mate in the field without hunting for a connector that fits.<\/p>\n\n<h2 id=\"field\">Field commissioning and HV testing<\/h2>\n<p>An MV trailing-cable assembly is only as good as its terminations, so every assembly is proven electrically before it is energised. The photographs below are from TEBAOFLEX field work \u2014 terminating the three-core coupler, and running an insulation-resistance \/ high-voltage test on the finished assembly with a 10 kV tester before the cable is put into service.<\/p>\n\n<div class=\"tf-cap__gallery\">\n<figure><img decoding=\"async\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-trailing-cable-commissioning-3core-coupler.webp\" alt=\"TEBAOFLEX technicians commissioning a medium-voltage mining trailing cable with a three-core coupler at a surface mine\" loading=\"lazy\">\n<figcaption>On-site commissioning of an MV mining trailing cable terminated with a three-core quick-connect coupler.<\/figcaption><\/figure>\n<figure><img decoding=\"async\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mining-trailing-cable-3-core-coupler-connector.webp\" alt=\"Three-core quick-connect coupler fitted to the end of a medium-voltage mining trailing cable\" loading=\"lazy\" style=\"object-fit:contain;background:#fff\">\n<figcaption>The three-core coupler: three power contacts in a bayonet housing, matched to the cable bore for strain relief and screen continuity.<\/figcaption><\/figure>\n<figure><img decoding=\"async\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-cable-hv-insulation-test-10kv.webp\" alt=\"10 kV insulation resistance test on a medium-voltage mining trailing cable during commissioning\" loading=\"lazy\">\n<figcaption>Insulation-resistance \/ HV test with a 10 kV tester before the assembly is energised.<\/figcaption><\/figure>\n<figure><img decoding=\"async\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-trailing-cable-couplers-supply.webp\" alt=\"TEBAOFLEX team with mining trailing cable couplers and coiled trailing cable at a warehouse\" loading=\"lazy\">\n<figcaption>Cable and couplers supplied together and staged for delivery.<\/figcaption><\/figure>\n<\/div>\n<p class=\"tf-cap__note\">The photographs on this page are TEBAOFLEX field photographs, shown as evidence of manufacturing and commissioning capability. This page describes what we build and how we prove it; it is not the record of one named customer project.<\/p>\n<\/div>\n<div class=\"tf-cap\">\n<h2 id=\"fail\">How medium-voltage mining trailing cables fail<\/h2>\n<p>Almost every MV trailing-cable failure traces back to one of a short list of mechanisms \u2014 and on a coupled cable, the coupler is over-represented in the count.<\/p>\n<div class=\"tf-cap__fail\">\n<strong>The mechanisms that end a trailing cable&#8217;s life<\/strong>\n<ul>\n<li><strong>Water ingress at the coupler or a repair splice<\/strong> \u2014 the joint, not the cable body, is the most common failure point. Once water reaches the screen the insulation resistance collapses; it is why every assembly should be HV-tested before it goes back into service.<\/li>\n<li><strong>Sheath gouging and tearing<\/strong> \u2014 dragged over sharp rock and steel, the outer sheath is breached, and water follows the damage into the screen.<\/li>\n<li><strong>Loss of ground-check (pilot) continuity<\/strong> \u2014 the pilot core breaks before the power cores, causing nuisance trips that get bypassed rather than repaired. A coupler that does not carry the pilot cleanly makes this worse.<\/li>\n<li><strong>Conductor strand fatigue under tension<\/strong> \u2014 cores bent below their minimum radius under pull, on a drum or at the machine gland, break from the inside out with no visible external damage.<\/li>\n<li><strong>Screen breakdown at the coupler interface<\/strong> \u2014 dirty or worn mating faces let the medium-voltage field grading fail exactly where the disconnect is handled.<\/li>\n<li><strong>Coupler pull-out<\/strong> \u2014 where the strain relief is not anchored to the cable&#8217;s tensile assembly, every snatch load goes straight into the terminations.<\/li>\n<\/ul>\n<\/div>\n\n<h2 id=\"range\">TEBAOFLEX medium-voltage mining trailing &amp; reeling range<\/h2>\n<p>We build these to the project schedule; the families below are the usual starting points for a medium-voltage mobile-equipment cable.<\/p>\n<div class=\"tf-cap__range\">\n<ul>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/ntscgewoeu-mv-crane-reeling-cable\/\">(N)TSCGEW\u00d6U MV reeling cable<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/ntskcgewoeu-medium-voltage-reeling-cable\/\">(N)TSKCGEW\u00d6U MV reeling cable<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/ntmcgcw11y-cable\/\">(N)TMCGCW11Y screened MV cable<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/ntsflcgewoeu-flat-reeling-cable\/\">NTSFLCGEW\u00d6U MV flat reeling<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/type-mp-gc-15kv-mine-power-feeder-cable\/\">Type MP-GC 15 kV mine feeder<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/shd-gc-cable-mining-power-cable\/\">SHD-GC shielded mining power<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/nsshcgeoeu\/\">NSSHCGEOEU high-tensile reeling<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/nshtoeu-lhd-reeling-cable\/\">NSHTOEU LHD reeling<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/type260-armoured-screened-mining-power-cable\/\">Type 260 armoured screened<\/a><\/li>\n<li><a href=\"https:\/\/tebaoflex-cable.com\/product\/ntscgecewou-submersible-cable\/\">(N)TSCGECEW\u00d6U 3.6\/20 kV mine pump<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Full range: <a href=\"https:\/\/tebaoflex-cable.com\/products\/mining-tunneling-cables\/\">mining &amp; tunneling cables<\/a>. To choose between drum and drag duty, see <a href=\"https:\/\/tebaoflex-cable.com\/mining-reeling-cable-vs-trailing-cable\/\">reeling cable vs trailing cable<\/a> and the <a href=\"https:\/\/tebaoflex-cable.com\/medium-voltage-mining-cable-selection-guide\/\">medium voltage mining cable selection guide<\/a>; for the full step-by-step method use the <a href=\"https:\/\/tebaoflex-cable.com\/mining-cable-selection-guide\/\">8-step mining cable selection guide<\/a>. If the duty is drum-based, start from <a href=\"https:\/\/tebaoflex-cable.com\/solutions\/reeling-cable-solutions\/\">reeling cable solutions<\/a>.<\/p>\n\n<h2 id=\"rfq\">What we need to quote \u2014 and to match your coupler<\/h2>\n<div class=\"tf-cap__need\">\n<strong>Send these and you get a construction and a price, not a catalogue page:<\/strong>\n<ul>\n<li>Rated voltage U\u2080\/U (e.g. 14\/25 kV)<\/li>\n<li>Power cores \u00d7 cross-section (e.g. 3 \u00d7 70 mm\u00b2)<\/li>\n<li>Earth cores \u00d7 cross-section (e.g. 2 \u00d7 35 mm\u00b2)<\/li>\n<li>Pilot \/ ground-check core (e.g. 1 \u00d7 16 mm\u00b2)<\/li>\n<li>Screen \u2014 individual or collective, copper<\/li>\n<li>Sheath compound \u2014 CR\/PCP or PUR<\/li>\n<li>Duty \u2014 trailing (dragged) or reeling (drum)<\/li>\n<li>Drum diameter, if reeling<\/li>\n<li>Coupler \/ connector type needed, or the one you already use to match<\/li>\n<li>Standard or approval required<\/li>\n<li>Length per drum and total quantity<\/li>\n<li>Destination country<\/li>\n<\/ul>\n<\/div>\n<p>A photo of the sheath print or the drum label of your current cable, plus the coupler in the machine, is usually enough for us to come back with an equivalent build and a matching coupler.<\/p>\n<\/div>\n<div class=\"tf-cap\">\n<h2 id=\"faq\">Frequently asked questions<\/h2>\n<div class=\"tf-cap__faq\">\n<details><summary>Can you supply an equivalent to (N)TMCETMPU or an ELCOFIRM-MT cable?<\/summary><p>Yes. (N)TMCETMPU is a generic VDE-style medium-voltage mining trailing-cable construction, not a proprietary product, and ELCOFIRM-MT is one manufacturer&#8217;s brand name for a cable of that type. Send us the rated voltage and the core schedule \u2014 power, earth and pilot cross-sections \u2014 and we build to the same specification. A photo of the sheath print or drum label of your current cable is enough to start.<\/p><\/details>\n<details><summary>Do you supply the couplers with the cable?<\/summary><p>Yes. We supply the three-core coupler as part of the system, with the bore matched to the cable we build so the strain relief, screen bond and pilot path line up. Supplying both from one source is what lets a field crew terminate, test and re-mate without hunting for a connector that fits.<\/p><\/details>\n<details><summary>What voltage classes do you build?<\/summary><p>From low-voltage flexible mining cable up to a medium-voltage 14\/25 kV (~26 kV) class, and to other ratings on the project schedule. The screen, earth and pilot arrangement is defined per order.<\/p><\/details>\n<details><summary>Do you sell to importers and distributors who buy by the drum for resale?<\/summary><p>Yes. We work directly with importers and distributors as well as with mine operators. Quote by length per drum and total quantity, tell us the destination country for the applicable approvals, and we supply cable and couplers together.<\/p><\/details>\n<details><summary>How do I match a coupler I already use on the machine?<\/summary><p>Send photos of the coupler and of the machine gland it mates to, plus the cable it terminates. We match the bore, the contact configuration and the earth\/pilot arrangement so the new assembly drops into the existing system.<\/p><\/details>\n<\/div>\n\n<div class=\"tf-cap__close\">\n<h2>Send your cable schedule for a quote<\/h2>\n<p>Tell us the voltage class, the core schedule (power \/ earth \/ pilot), the duty (trailing or reeling), the coupler you need or already use, the length per drum and total quantity, and the destination country. If you are replacing a cable in service, a photo of the sheath print or drum label is enough to start. We quote the cable and the couplers together.<\/p>\n<p><a class=\"tf-cap__cta\" href=\"https:\/\/tebaoflex-cable.com\/contact-us\/\">Send your cable schedule \u2192<\/a><\/p>\n<\/div>\n<\/div>\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"TechArticle\",\n      \"image\": [\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-trailing-cable-commissioning-3core-coupler.webp\", \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mining-trailing-cable-3-core-coupler-connector.webp\", \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-cable-hv-insulation-test-10kv.webp\", \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-trailing-cable-couplers-supply.webp\"],\n      \"headline\": \"Medium-Voltage Mining Trailing Cables & Couplers\",\n      \"description\": \"TEBAOFLEX manufactures medium-voltage rubber mining trailing cables (cables de arrastre) and matching three-core couplers, built to the project designation such as (N)TMCETMPU 3x70+2x35E+1x16P mm2, 14\/25 kV.\",\n      \"about\": [\n        \"mining trailing cable\",\n        \"cable de arrastre\",\n        \"medium voltage mining cable coupler\",\n        \"(N)TMCETMPU\"\n      ],\n      \"author\": {\n        \"@type\": \"Organization\",\n        \"name\": \"TEBAOFLEX\"\n      },\n      \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"TEBAOFLEX\"\n      },\n      \"mainEntityOfPage\": \"https:\/\/tebaoflex-cable.com\/solutions\/mv-mining-trailing-cable-couplers\/\"\n    },\n    {\n      \"@type\": \"ImageObject\",\n      \"contentUrl\": \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-trailing-cable-commissioning-3core-coupler.webp\",\n      \"caption\": \"On-site commissioning of an MV mining trailing cable terminated with a three-core coupler.\"\n},\n      {\n      \"@type\": \"ImageObject\",\n      \"contentUrl\": \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mining-trailing-cable-3-core-coupler-connector.webp\",\n      \"caption\": \"Three-core coupler: three power contacts in a bayonet housing, matched to the cable bore.\"\n},\n      {\n      \"@type\": \"ImageObject\",\n      \"contentUrl\": \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-cable-hv-insulation-test-10kv.webp\",\n      \"caption\": \"Insulation-resistance \/ HV test with a 10 kV tester before the assembly is energised.\"\n},\n      {\n      \"@type\": \"ImageObject\",\n      \"contentUrl\": \"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/08\/mv-mining-trailing-cable-couplers-supply.webp\",\n      \"caption\": \"Cable and couplers supplied together and staged for delivery.\"\n},\n      {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Can you supply an equivalent to (N)TMCETMPU or an ELCOFIRM-MT cable?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes. (N)TMCETMPU is a generic VDE-style medium-voltage mining trailing-cable construction, not a proprietary product, and ELCOFIRM-MT is one manufacturer's brand name for a cable of that type. Send us the rated voltage and the core schedule \u2014 power, earth and pilot cross-sections \u2014 and we build to the same specification. A photo of the sheath print or drum label of your current cable is enough to start.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Do you supply the couplers with the cable?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes. We supply the three-core coupler as part of the system, with the bore matched to the cable we build so the strain relief, screen bond and pilot path line up. Supplying both from one source is what lets a field crew terminate, test and re-mate without hunting for a connector that fits.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What voltage classes do you build?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"From low-voltage flexible mining cable up to a medium-voltage 14\/25 kV (~26 kV) class, and to other ratings on the project schedule. The screen, earth and pilot arrangement is defined per order.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Do you sell to importers and distributors who buy by the drum for resale?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes. We work directly with importers and distributors as well as with mine operators. 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We work [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3610,"parent":24,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3602","page","type-page","status-publish","has-post-thumbnail","hentry"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/pages\/3602","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/comments?post=3602"}],"version-history":[{"count":5,"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/pages\/3602\/revisions"}],"predecessor-version":[{"id":3615,"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/pages\/3602\/revisions\/3615"}],"up":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/pages\/24"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/media\/3610"}],"wp:attachment":[{"href":"https:\/\/tebaoflex-cable.com\/ru\/wp-json\/wp\/v2\/media?parent=3602"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}