{"id":1241,"date":"2026-09-22T01:40:19","date_gmt":"2026-09-22T01:40:19","guid":{"rendered":"https:\/\/luliancable.com\/products\/medium-high-voltage-cable\/33kv-xlpe-cable\/"},"modified":"2026-10-19T02:18:08","modified_gmt":"2026-10-19T02:18:08","slug":"33kv-xlpe-cable","status":"publish","type":"page","link":"https:\/\/luliancable.com\/ru\/products\/medium-high-voltage-cable\/33kv-xlpe-cable\/","title":{"rendered":"33kV XLPE Cable"},"content":{"rendered":"\n\n\n<style>\n.ll11{--red:#E30613;--ink:#101720;--mut:#5b6673;--line:#e2e6ea;--soft:#f4f6f8;color:var(--ink);line-height:1.6}\n.ll11 *{box-sizing:border-box}\n.ll11 h2{font-size:26px;line-height:1.2;margin:0 0 10px;color:var(--ink)}\n.ll11 h3{font-size:18px;margin:0 0 8px;color:var(--ink)}\n.ll11 p{margin:0 0 12px}\n.ll11 .k{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--red);font-weight:700;margin-bottom:8px}\n.ll11 .wrap{max-width:1180px;margin:0 auto;padding:0 24px}\n.ll11 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details{border:1px solid var(--line);background: var(--lu-card);margin-bottom:10px;padding:0}\n.ll11 summary{cursor:pointer;padding:14px 18px;font-weight:700;list-style:none}\n.ll11 summary::-webkit-details-marker{display:none}\n.ll11 summary:after{content:\"+\";float:right;color:var(--red);font-size:20px}\n.ll11 details[open] summary:after{content:\"\u2212\"}\n.ll11 details .a{padding:0 18px 16px}\n.ll11 .note{font-size:13px;color:var(--mut);margin-top:10px}\n.ll11 .rfq{background:#101720;color:#fff;padding:36px;border-radius:8px;display:grid;grid-template-columns:1.3fr 1fr;gap:24px;margin:44px 0}\n.ll11 .rfq h2{color:#fff}\n.ll11 .rfq .btn{display:inline-block;background:var(--red);color:#fff;padding:12px 20px;text-decoration:none;font-weight:700;border-radius:6px;margin-right:10px}\n.ll11 .rfq .btn.g{background:transparent;border:1px solid #46536a}\n.ll11 .fld div{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed #2c3a4d;font-size:13px;color:#b9c4d1}\n.ll11 .fld strong{color:#fff}\n.ll11 .rel{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:14px}\n.ll11 .rel a{display:block;border:1px solid var(--line);background: var(--lu-card);padding:14px;text-decoration:none;color:var(--ink)}\n.ll11 .rel a:hover{border-color:var(--red)}\n.ll11 .rel .t{font-size:11px;letter-spacing:.1em;color:var(--red);text-transform:uppercase}\n@media(max-width:900px){.ll11 .grid2,.ll11 .grid3,.ll11 .rfq,.ll11 .spec{grid-template-columns:1fr}.ll11 .rel{grid-template-columns:repeat(2,1fr)}}\n@media(max-width:560px){.ll11 .hero h1{font-size:28px}.ll11 .rel{grid-template-columns:1fr}}\n<\/style>\n\n<div class=\"ll11\">\n  <div class=\"hero\"><div class=\"wrap\"><div class=\"hgrid\"><div class=\"htxt\">\n    <p class=\"k\" style=\"color:#e8b0a5\">MEDIUM VOLTAGE \u00b7 19 \/ 33 kV \u00b7 IEC 60502-2<\/p>\n    <h1>33 kV XLPE Cable<\/h1>\n    <p>Primary distribution in dense urban networks, substation feeders and large wind farm collection. Three-core or single-core construction, copper or aluminium conductor, manufactured against IEC 60502-2 with project-specific screen sizing, armour and sheath.<\/p>\n    <div class=\"chips\"><span class=\"chip\">Cu \/ Al class 2<\/span><span class=\"chip\">3-core &amp; single core<\/span><span class=\"chip\">STA \u00b7 SWA \u00b7 AWA<\/span><span class=\"chip\">25\u2013630 mm\u00b2<\/span><span class=\"chip\">PD \u2264 10 pC<\/span><\/div>\n    <div class=\"spec\">\n      <div><span>Type<\/span>CU\/XLPE\/CWS\/STA\/PVC<\/div>\n      <div><span>U\u2080\/U (U\u2098)<\/span>19 \/ 33 kV (36 kV)<\/div>\n      <div><span>Insulation<\/span>XLPE, 8.0 mm nominal<\/div>\n      <div><span>Metallic screen<\/span>Cu wire screen per IEC 60502-2<\/div>\n      <div><span>Armour<\/span>STA (SWA \/ AWA optional)<\/div>\n      <div><span>Sheath<\/span>PVC ST2 black (PE \/ LSZH optional)<\/div>\n      <div><span>Routine voltage test<\/span>AC 66.5 kV \/ 5 min<\/div>\n      <div><span>Partial discharge<\/span>\u2264 10 pC at 32.9 kV (1.73 U\u2080)<\/div>\n      <div><span>Impulse (type test)<\/span>170 kV<\/div>\n    <\/div>\n    <\/div>\n    <figure class=\"hshot\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/luliancable.com\/wp-content\/uploads\/2026\/09\/lulian-mv-hero-33kv.jpg\" alt=\"Medium voltage aluminium cable - Lulian Cable product view\" loading=\"eager\" width=\"1200\" height=\"1200\"><figcaption>Medium voltage aluminium cable<\/figcaption><\/figure>\n    <\/div>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a701 \u2014 Cable construction<\/p>\n    <h2>The reference construction, layer by layer.<\/h2>\n    <p>At 19\/33 kV (U\u2098 36 kV) the 8.0 mm insulation wall and the heavy bedding\/armour package make this the largest three-core build in the MV range. Joint bay planning, drum lengths and pulling tensions are agreed before production, because every avoidable joint on a 33 kV route is a cost \u2014 both at installation and over the cable life.<\/p>\n    <!--LU-SPEC-NOTE-->\n<div style=\"margin:18px 0;padding:14px 18px;border:1px solid #242424;border-left:3px solid #E3A469;background:#0F0F0F;border-radius:8px;color:#98A0A8;font-size:13.5px;line-height:1.65\"><strong style=\"color:#E3A469\">Technical data &mdash; reference only.<\/strong> Figures in the tables below are reference values for early-stage project comparison. Conductor size, insulation and sheath thickness, overall diameter, DC resistance and ampacity are confirmed against the approved cable schedule and the applicable standard (IEC 60502-2 \/ GB\/T 12706) before production. Ampacity is quoted for installation in free air at 40&nbsp;&#176;C ambient; ratings for buried, in-conduit or tray installation differ. Dimensional and electrical tolerances follow the relevant standard.<\/div>\n<table>\n      <tr><th style=\"width:50px\">#<\/th><th style=\"width:220px\">Layer<\/th><th>Reference detail<\/th><\/tr>\n      <tr><td class=\"num\">01<\/td><td><strong>Conductor<\/strong><\/td><td>Cu class 2 stranded (RM). Sector-shaped (SM) for 3-core \u2265 185 mm\u00b2.<\/td><\/tr><tr><td class=\"num\">02<\/td><td><strong>Conductor screen<\/strong><\/td><td>Extruded semiconducting compound, \u2264 0.5 mm nominal thickness.<\/td><\/tr><tr><td class=\"num\">03<\/td><td><strong>XLPE insulation<\/strong><\/td><td>Extruded XLPE, 8.0 mm nominal at the 36 kV class (IEC 18\/30 table; BS 6622 19\/33 practice).<\/td><\/tr><tr><td class=\"num\">04<\/td><td><strong>Insulation screen<\/strong><\/td><td>Extruded semiconducting, strippable or bonded per requirement.<\/td><\/tr><tr><td class=\"num\">05<\/td><td><strong>Metallic screen<\/strong><\/td><td>Cu wire screen, 16\u201335 mm\u00b2 by conductor size; for long 33 kV feeders the screen is verified against the full single-phase earth-fault duration.<\/td><\/tr><tr><td class=\"num\">06<\/td><td><strong>Inner sheath<\/strong><\/td><td>PVC ST2, extruded bedding.<\/td><\/tr><tr><td class=\"num\">07<\/td><td><strong>Armour<\/strong><\/td><td>Double steel tape (STA) for direct burial; SWA for higher tensile load; AWA for single-core.<\/td><\/tr><tr><td class=\"num\">08<\/td><td><strong>Serving<\/strong><\/td><td>Anti-corrosion wrap on certain designs (optional).<\/td><\/tr><tr><td class=\"num\">09<\/td><td><strong>Outer sheath<\/strong><\/td><td>PVC ST2 black; PE or LSZH on request.<\/td><\/tr>\n    <\/table>\n<div style=\"margin-top:20px;max-width:640px\"><figure style=\"margin:0;border:1px solid var(--line);background:#fff\"><img decoding=\"async\" src=\"https:\/\/luliancable.com\/wp-content\/uploads\/2026\/09\/lulian-mv-single-core-armoured-photo.jpg\" alt=\"Single-core 33kV class medium voltage cable with copper conductor, metallic screen and wire armour\" style=\"width:100%;height:auto;display:block\" width=\"750\" height=\"750\"><figcaption style=\"font-size:12px;color:var(--mut);padding:8px 12px;border-top:1px solid var(--line)\">33kV single-core armoured construction<\/figcaption><\/figure><\/div>\n\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a702 \u2014 Technical specifications<\/p>\n    <h2>Electrical parameters \u2014 19 \/ 33 kV class.<\/h2>\n    <div style=\"overflow-x:auto\">\n    <table>\n      <tr><th>Conductor (mm\u00b2 Cu)<\/th><th>Insulation thickness<\/th><th>DC resistance @20 \u00b0C (\u03a9\/km)<\/th><th>Indicative current, direct burial 25 \u00b0C (A)<\/th><\/tr>\n      <tr><td><strong>3 \u00d7 35<\/strong><\/td><td>8.0 mm<\/td><td>0.524<\/td><td>~170<\/td><\/tr><tr><td><strong>3 \u00d7 50<\/strong><\/td><td>8.0 mm<\/td><td>0.387<\/td><td>~205<\/td><\/tr><tr><td><strong>3 \u00d7 70<\/strong><\/td><td>8.0 mm<\/td><td>0.268<\/td><td>~250<\/td><\/tr><tr><td><strong>3 \u00d7 95<\/strong><\/td><td>8.0 mm<\/td><td>0.193<\/td><td>~300<\/td><\/tr><tr><td><strong>3 \u00d7 120<\/strong><\/td><td>8.0 mm<\/td><td>0.153<\/td><td>~345<\/td><\/tr><tr><td><strong>3 \u00d7 150<\/strong><\/td><td>8.0 mm<\/td><td>0.124<\/td><td>~385<\/td><\/tr><tr><td><strong>3 \u00d7 185<\/strong><\/td><td>8.0 mm<\/td><td>0.0991<\/td><td>~435<\/td><\/tr><tr><td><strong>3 \u00d7 240<\/strong><\/td><td>8.0 mm<\/td><td>0.0754<\/td><td>~500<\/td><\/tr><tr><td><strong>3 \u00d7 300<\/strong><\/td><td>8.0 mm<\/td><td>0.0601<\/td><td>~560<\/td><\/tr><tr><td><strong>3 \u00d7 400<\/strong><\/td><td>8.0 mm<\/td><td>0.0470<\/td><td>~640<\/td><\/tr>\n    <\/table>\n    <\/div>\n    <p class=\"note\">DC resistance values per IEC 60228. Indicative current: ground 25 \u00b0C, soil thermal resistivity 1.5 K\u00b7m\/W, depth 1.0 m, flat formation \u2014 reference only; final ampacity is calculated against your installation conditions. Overall diameter and weight for this voltage class are issued in the project datasheet with the formal offer.<\/p>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a702B \u2014 Worked example \u00b7 19 \/ 33 kV<\/p>\n    <h2>Conductor selection by short-circuit duty on a 33 kV primary feeder.<\/h2>\n    <p>For a prospective fault of 25 kA with 1 s clearing: S \u2265 I \u00b7 \u221at \/ k = 25 000 \/ 143 \u2248 175 mm\u00b2, so 185 mm\u00b2 is the minimum Cu cross-section \u2014 independent of the load current. On real 33 kV routes the short-circuit figure, not ampacity, usually decides the conductor. Send the network fault data and we run both checks and state them in the datasheet.<\/p>\n  <\/div><\/div>\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a703 \u2014 Standards<\/p>\n    <h2>Standards printed on the sheath and on the drum card.<\/h2>\n    <div class=\"badges\"><span class=\"badge red\">IEC 60502-2<\/span><span class=\"badge red\">GB\/T 12706.2<\/span><span class=\"badge\">BS 6622<\/span><span class=\"badge\">BS 7835 (LSZH)<\/span><span class=\"badge\">IEC 60332-3C<\/span><span class=\"badge\">IEC 61034-2<\/span><span class=\"badge\">IEC 60754-1\/2<\/span><span class=\"badge\">EN 50575 CPR<\/span><span class=\"badge\">ICEA S-10634<\/span><\/div>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a704 \u2014 Applications<\/p>\n    <h2>Where 33 kV cable from Lulian is in service.<\/h2>\n    <div class=\"grid3\"><a class=\"card\" href=\"\/power-distribution-cable-solutions\/\"><div class=\"num\">UTILITY \u00b7 PRIMARY<\/div><h3>33 kV primary distribution<\/h3><p>Bulk supply from grid substations to 33\/11 kV zone substations in dense urban networks.<\/p><span class=\"more\">33 kV primary networks &rarr;<\/span><\/a><a class=\"card\" href=\"\/solar-renewable-energy-cable-solutions\/\"><div class=\"num\">RENEWABLE \u00b7 WIND<\/div><h3>Wind farm collection at 33 kV<\/h3><p>Collector circuits in large onshore wind farms; single-core trefoil for long routes.<\/p><span class=\"more\">33 kV wind collection circuits &rarr;<\/span><\/a><a class=\"card\" href=\"\/applications\/industrial-plant-power-solutions\/\"><div class=\"num\">INDUSTRY \u00b7 HEAVY<\/div><h3>Steel &#038; cement plant intake<\/h3><p>33 kV direct intake for heavy industry with on-site step-down substations.<\/p><span class=\"more\">Heavy industry intake &rarr;<\/span><\/a><\/div>\n    <p class=\"apps-note\">Not sure which voltage class your network needs? See all <a href=\"\/applications\/\">cable applications and sector solutions<\/a>, or send the system voltage and the earthing method &mdash; we confirm the class and the construction in the offer.<\/p>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a705 \u2014 Quality testing<\/p>\n    <h2>What we test on every drum.<\/h2>\n    <p>Routine tests run on every drum; sample tests on each batch; type tests on new constructions witnessed by CNAS-accredited third-party labs.<\/p>\n    <div class=\"grid2\">\n      <ul style=\"margin:0;padding-left:18px;line-height:2\">\n        <li>Conductor DC resistance at 20 \u00b0C (routine)<\/li>\n        <li>AC voltage withstand AC 66.5 kV \/ 5 min (routine)<\/li>\n        <li>Partial discharge \u2264 10 pC at 32.9 kV (1.73 U\u2080) (sample)<\/li>\n        <li>Insulation thickness &amp; eccentricity (sample)<\/li>\n        <li>Metallic screen cross-section (routine)<\/li>\n        <li>Armour coverage &amp; bedding integrity (routine)<\/li>\n        <li>Sheath thickness + spark test (routine)<\/li>\n        <li>Bending test + voltage after bending (type)<\/li>\n        <li>Impulse voltage 170 kV (type)<\/li>\n      <\/ul>\n      <figure><img decoding=\"async\" src=\"https:\/\/luliancable.com\/wp-content\/uploads\/2026\/09\/lulian-lab-equipment-2.webp\" alt=\"Routine electrical testing of medium voltage cable in the Lulian in-house laboratory\" width=\"1191\" height=\"1684\"><figcaption>Routine electrical test &middot; in-house lab<\/figcaption><\/figure>\n    <\/div>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a706 \u2014 Packaging &amp; delivery<\/p>\n    <h2>Drums sized for the cable, not for the workshop.<\/h2>\n    <p>33 kV drums carry the routine test report on the drum card \u2014 including the 66.5 kV \/ 5 min withstand record \u2014 together with drum length and serial marking for joint-bay planning. Wooden drums with fumigation marks for export; steel-plywood drums for heavy cross-sections. Cable ends sealed with heat-shrink caps; shipping marks per the buyer&#8217;s format.<\/p>\n    <p><strong>Standard drum lengths:<\/strong> 500 \/ 1000 \/ 1500 \/ 2000 m. <strong>Lead time:<\/strong> 25\u201335 working days for stocked constructions; 40\u201355 working days for project-specific builds.<\/p>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <p class=\"k\">\u00a707 \u2014 FAQ<\/p>\n    <h2>Common questions on 33 kV cable procurement.<\/h2>\n    <details><summary>What is the U\u2080\/U rating of 33 kV XLPE cable?<\/summary><div class=\"a\"><p>19 \/ 33 kV, U\u2098 = 36 kV per BS 6622 \u2014 the top of the MV range, equivalent to the IEC 18\/30 (36 kV) class. For 35 kV systems we supply the 26\/35 kV construction under GB\/T 12706.3.<\/p><\/div><\/details><details><summary>What conductor cross-sections are available?<\/summary><div class=\"a\"><p>Three-core: 25\u2013400 mm\u00b2. Single-core: 25\u2013630 mm\u00b2. Copper or aluminium, class 2 stranded; sector-shaped conductors for large 3-core sizes.<\/p><\/div><\/details><details><summary>Can the cable be direct-buried?<\/summary><div class=\"a\"><p>Yes. The armoured construction (STA) with PVC ST2 outer sheath is rated for direct burial. SWA is recommended where tensile load or rodent risk is high.<\/p><\/div><\/details><details><summary>What is the partial discharge limit?<\/summary><div class=\"a\"><p>\u2264 10 pC measured at 32.9 kV (1.73 U\u2080) per IEC 60502-2. PD is measured on every drum and documented on the routine test report.<\/p><\/div><\/details><details><summary>What routine and type tests are performed?<\/summary><div class=\"a\"><p>Routine on every drum: conductor DC resistance, AC voltage withstand AC 66.5 kV \/ 5 min, sheath spark test. Sample: PD, insulation thickness, screen check. Type: bending + voltage, load cycle, impulse voltage 170 kV.<\/p><\/div><\/details><details><summary>Can the cable be supplied with LSZH sheath?<\/summary><div class=\"a\"><p>Yes, for tunnel, metro, data centre and indoor substation use. Verified against IEC 61034 (smoke density) and IEC 60754 (acid gas).<\/p><\/div><\/details><details><summary>How are joint bays planned on a long 33 kV route?<\/summary><div class=\"a\"><p>Drum length decides the joint spacing, so we agree drum lengths against the route profile before production \u2014 typical lengths are 500\u20131 000 m on this class. Each drum is numbered against the joint-bay schedule and the pulling tension per section is stated in the installation notes.<\/p><\/div><\/details>\n  <\/div><\/div>\n\n  <div class=\"sec\"><div class=\"wrap\">\n    <div class=\"rfq\">\n      <div>\n        <h2>Send the cable schedule. We confirm the construction in 24 hours.<\/h2>\n        <p style=\"color:#c9d2dc\">Share voltage class, conductor material &amp; size, core count, armour, sheath, installation method, total length and drum preference.<\/p>\n        <p><a class=\"btn\" href=\"mailto:sales@luliancable.com?subject=33%20kV%20cable%20RFQ\">Email RFQ \u2192 sales@luliancable.com<\/a><a class=\"btn g\" href=\"\/contact\/\">Open RFQ form<\/a><\/p>\n      <\/div>\n      <div class=\"fld\">\n        <div><span>Voltage (U\u2080\/U)<\/span><strong>19 \/ 33 kV<\/strong><\/div>\n        <div><span>Conductor<\/span><strong>Cu \/ Al class 2<\/strong><\/div>\n        <div><span>Cross-section<\/span><strong>3 \u00d7 185 mm\u00b2 (typical)<\/strong><\/div>\n        <div><span>Armour<\/span><strong>STA \/ SWA \/ AWA<\/strong><\/div>\n        <div><span>Sheath<\/span><strong>PVC ST2 \u00b7 black<\/strong><\/div>\n        <div><span>Standard<\/span><strong>IEC 60502-2<\/strong><\/div>\n        <div><span>Incoterm<\/span><strong>FOB Qingdao \u00b7 CIF [port]<\/strong><\/div>\n      <\/div>\n    <\/div>\n    <p class=\"k\">\u00a708 \u2014 Related<\/p>\n    <h2>Other voltage classes &amp; adjacent products.<\/h2>\n    <div class=\"rel\">\n      <a href=\"\/products\/medium-high-voltage-cable\/\"><div class=\"t\">Category<\/div><strong>Medium Voltage 6\u201335 kV<\/strong><\/a>\n      <a href=\"\/products\/medium-high-voltage-cable\/11kv-xlpe-cable\/\"><div class=\"t\">Product<\/div><strong>11 kV XLPE Cable<\/strong><\/a>\n      <a href=\"\/products\/medium-high-voltage-cable\/33kv-xlpe-cable\/\"><div class=\"t\">Product<\/div><strong>33 kV XLPE Cable<\/strong><\/a>\n      <a href=\"\/products\/power-cable\/lv-xlpe-power-cable\/\"><div class=\"t\">Product<\/div><strong>0.6\/1 kV LV XLPE Cable<\/strong><\/a>\n    <\/div>\n  <\/div><\/div>\n<\/div>\n\n\n\n<div class=\"rfq-head\" style=\"max-width:1240px;margin:0 auto;padding:0 24px\"><p style=\"font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#EA382F;font-weight:800;margin:0 0 8px\">Send an enquiry<\/p><h2 style=\"color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.2;margin:0 0 4px\">Request a quote<\/h2><p style=\"color:#9A9A9A;font-size:15px;margin:0 0 20px\">Three fields. A technical reply within 24 hours.<\/p><\/div>\n\n<div class=\"forminator-ui forminator-custom-form forminator-custom-form-413 forminator-design--default  forminator_ajax\" data-forminator-render=\"0\" data-form=\"forminator-module-413\" data-uid=\"6ad5dcea1b96a\"><br\/><\/div><form\n\t\t\t\tid=\"forminator-module-413\"\n\t\t\t\tclass=\"forminator-ui forminator-custom-form forminator-custom-form-413 forminator-design--default  forminator_ajax\"\n\t\t\t\tmethod=\"post\"\n\t\t\t\tdata-forminator-render=\"0\"\n\t\t\t\tdata-form-id=\"413\"\n\t\t\t\t data-color-option=\"theme\" data-design=\"default\" data-grid=\"open\" style=\"display: none;\"\n\t\t\t\tdata-uid=\"6ad5dcea1b96a\"\n\t\t\t><div role=\"alert\" aria-live=\"polite\" class=\"forminator-response-message forminator-error\" aria-hidden=\"true\"><\/div><div class=\"forminator-row\"><div id=\"name-1\" class=\"forminator-field-name forminator-col forminator-col-12 \"><div class=\"forminator-field\"><label for=\"forminator-field-name-1_6ad5dcea1b96a\" id=\"forminator-field-name-1_6ad5dcea1b96a-label\" class=\"forminator-label\">Name <span class=\"forminator-required\">*<\/span><\/label><input type=\"text\" name=\"name-1\" value=\"\" placeholder=\"\" id=\"forminator-field-name-1_6ad5dcea1b96a\" class=\"forminator-input forminator-name--field\" aria-required=\"true\" autocomplete=\"name\" \/><\/div><\/div><\/div><div class=\"forminator-row\"><div id=\"text-1\" class=\"forminator-field-text forminator-col forminator-col-12 \"><div class=\"forminator-field\"><label for=\"forminator-field-text-1_6ad5dcea1b96a\" id=\"forminator-field-text-1_6ad5dcea1b96a-label\" class=\"forminator-label\">Email or WhatsApp <span class=\"forminator-required\">*<\/span><\/label><input type=\"text\" name=\"text-1\" value=\"\" placeholder=\"\" id=\"forminator-field-text-1_6ad5dcea1b96a\" class=\"forminator-input forminator-name--field\" data-required=\"1\" \/><\/div><\/div><\/div><div class=\"forminator-row\"><div id=\"textarea-1\" class=\"forminator-field-textarea forminator-col forminator-col-12 \"><div class=\"forminator-field\"><label for=\"forminator-field-textarea-1_6ad5dcea1b96a\" id=\"forminator-field-textarea-1_6ad5dcea1b96a-label\" class=\"forminator-label\">Product &amp; Requirements <span class=\"forminator-required\">*<\/span><\/label><textarea name=\"textarea-1\" placeholder=\"\" id=\"forminator-field-textarea-1_6ad5dcea1b96a\" class=\"forminator-textarea\" style=\"--forminator-textarea-min-height:140px;\" ><\/textarea><\/div><\/div><\/div><input type=\"hidden\" name=\"referer_url\" value=\"\" \/><div class=\"forminator-row forminator-row-last\"><div class=\"forminator-col\"><div class=\"forminator-field\"><button class=\"forminator-button forminator-button-submit\">Submit<\/button><\/div><\/div><\/div><input type=\"hidden\" id=\"forminator_nonce\" name=\"forminator_nonce\" value=\"737c105f9c\" \/><input type=\"hidden\" name=\"_wp_http_referer\" value=\"\/ru\/wp-json\/wp\/v2\/pages\/1241\" \/><input type=\"hidden\" name=\"form_id\" value=\"413\"><input type=\"hidden\" name=\"page_id\" value=\"1241\"><input type=\"hidden\" name=\"form_type\" value=\"default\"><input type=\"hidden\" name=\"current_url\" value=\"https:\/\/luliancable.com\/ru\/products\/medium-high-voltage-cable\/33kv-xlpe-cable\/\"><input type=\"hidden\" name=\"render_id\" value=\"0\"><input type=\"hidden\" name=\"action\" value=\"forminator_submit_form_custom-forms\"><label for=\"input_4\" class=\"forminator-hidden\" aria-hidden=\"true\">\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u043d\u0435 \u0437\u0430\u043f\u043e\u043b\u043d\u044f\u0439\u0442\u0435 \u044d\u0442\u043e \u043f\u043e\u043b\u0435. <input id=\"input_4\" type=\"text\" name=\"input_4\" value=\"\" autocomplete=\"off\"><\/label><\/form>\n\n\n<!-- LL-FAQ-SCHEMA -->\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is the U\u2080\/U rating of 33 kV XLPE cable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"19 \/ 33 kV, U\u2098 = 36 kV per BS 6622 \u2014 the top of the MV range, equivalent to the IEC 18\/30 (36 kV) class. For 35 kV systems we supply the 26\/35 kV construction under GB\/T 12706.3.\"}},{\"@type\":\"Question\",\"name\":\"What conductor cross-sections are available?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Three-core: 25\u2013400 mm\u00b2. Single-core: 25\u2013630 mm\u00b2. Copper or aluminium, class 2 stranded; sector-shaped conductors for large 3-core sizes.\"}},{\"@type\":\"Question\",\"name\":\"Can the cable be direct-buried?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The armoured construction (STA) with PVC ST2 outer sheath is rated for direct burial. SWA is recommended where tensile load or rodent risk is high.\"}},{\"@type\":\"Question\",\"name\":\"What is the partial discharge limit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u2264 10 pC measured at 32.9 kV (1.73 U\u2080) per IEC 60502-2. PD is measured on every drum and documented on the routine test report.\"}},{\"@type\":\"Question\",\"name\":\"What routine and type tests are performed?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Routine on every drum: conductor DC resistance, AC voltage withstand AC 66.5 kV \/ 5 min, sheath spark test. Sample: PD, insulation thickness, screen check. Type: bending + voltage, load cycle, impulse voltage 170 kV.\"}},{\"@type\":\"Question\",\"name\":\"Can the cable be supplied with LSZH sheath?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, for tunnel, metro, data centre and indoor substation use. Verified against IEC 61034 (smoke density) and IEC 60754 (acid gas).\"}},{\"@type\":\"Question\",\"name\":\"How are joint bays planned on a long 33 kV route?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Drum length decides the joint spacing, so we agree drum lengths against the route profile before production \u2014 typical lengths are 500\u20131 000 m on this class. Each drum is numbered against the joint-bay schedule and the pulling tension per section is stated in the installation notes.\"}}]}<\/script>\n\n<!-- LL-VOLT-V1 -->","protected":false},"excerpt":{"rendered":"<p>33kV XLPE Cable for utility, substation, industrial and infrastructure projects. Copper or aluminum conductor, screened XLPE construction and project-specific armor, sheath, testing and packing options.<\/p>","protected":false},"author":1,"featured_media":0,"parent":130,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-no-title","meta":{"footnotes":""},"class_list":["post-1241","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>33 kV XLPE Cable | 19\/33 kV Primary Distribution | Lulian<\/title>\n<meta name=\"description\" content=\"33 kV (19\/33 kV) XLPE cable for primary distribution and substation feeders. 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