{"id":11436,"date":"2026-09-03T15:16:02","date_gmt":"2026-09-03T07:16:02","guid":{"rendered":"https:\/\/subian-electric.com\/?page_id=11436"},"modified":"2026-09-03T15:16:02","modified_gmt":"2026-09-03T07:16:02","slug":"1750-kva-transformer","status":"publish","type":"page","link":"https:\/\/subian-electric.com\/pt\/1750-kva-transformer\/","title":{"rendered":"Fabricantes e Fornecedores de Transformadores de 1750 kVA"},"content":{"rendered":"<section class=\"web-sem-module web-sem-module-one\" style=\"min-width: 100%;\">\n<div class=\"web-sem-container\">\n<div class=\"web-sem-flex-box\">\n<div class=\"web-sem-text\"><span class=\"web-sem-tag\">COMPANY PROFILE<\/span><\/p>\n<h1>China Wholesale 1750 Kva Transformer<\/h1>\n<p>Subian Electric manufactures larger distribution transformers including the 1750 kVA rating at our Xuzhou factory. This size serves industrial plants, commercial complexes and dense distribution areas, stepping medium voltage &#8211; commonly 11kV, 20kV or 33kV &#8211; down to the 400V\/230V system.<br \/>\nWith in-house core and coil production, vacuum processing and complete testing, our 50,000-square-metre factory delivers 1750 kVA units with guaranteed loss data and routine test reports, supported by 350+ staff and 50+ export countries since 2019.<br \/>\nSend your load profile and primary voltage, and our engineers will confirm the rating, losses and factory quotation.<\/p>\n<div style=\"margin-top: 24px;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.08);\" src=\"\/wp-content\/uploads\/2026\/08\/subian-product-certification-marks.png\" alt=\"Subian Electric ISO9001 CE and UL product certification marks\" \/><\/div>\n<div class=\"hy-lb-btn-wrap\" style=\"margin-top: 20px;\"><a class=\"hy-lb-btn\" href=\"\/contact-us\/\">Get a Quote<\/a><\/div>\n<\/div>\n<div class=\"web-sem-media\">\n<div class=\"web-sem-main-img web-sem-rect-75\"><img decoding=\"async\" class=\"web-sem-full\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformer-assembly-process.webp\" alt=\"1750 kVA power transformer testing at Subian\" \/><\/div>\n<div class=\"web-sem-float-card\"><strong>Factory-Direct Manufacturer<\/strong><br \/>\nSince 2019 \u00b7 50,000m\u00b2 \u00b7 350+ Staff<\/div>\n<\/div>\n<\/div>\n<div class=\"web-sem-stats-grid\">\n<div class=\"web-sem-stat-item\"><strong>50,000m\u00b2<\/strong>Manufacturing Base<\/div>\n<div class=\"web-sem-stat-item\"><strong>Up to 110kV<\/strong>Type-Tested Capability<\/div>\n<div class=\"web-sem-stat-item\"><strong>350+<\/strong>Employees<\/div>\n<div class=\"web-sem-stat-item\"><strong>50+<\/strong>Countries Served<\/div>\n<div class=\"web-sem-stat-item\"><strong>OEM\/ODM<\/strong>Support<\/div>\n<div class=\"web-sem-stat-item\"><strong>Wholesale<\/strong>Supply<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"singlepage-products-section\" style=\"min-width: 100%;\">\n<div class=\"singlepage-container\">\n<h2 class=\"singlepage-section-title\">Power &amp; Distribution Transformers We Build<\/h2>\n<p class=\"singlepage-section-desc\">Oil-immersed and dry-type transformers from distribution ratings to several MVA, including 1750 kVA units for industrial and large-load projects.<\/p>\n<div class=\"woocommerce columns-4 \"><ul class=\"products columns-4\" data-products=\"type-3\" data-hover=\"zoom-in\">\n<li class=\"product type-product post-2007 status-publish first instock product_cat-dry-type-transformer product_cat-all-product product_cat-transformer product_tag-amorphous-alloy-transformer product_tag-dry-type-transformer product_tag-scbh-series has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/10kv-dry-type-transformer-scbh-series\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/f3d771df622f51ee2386b290a0e687e.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"10kV  Dry-Type Transformer-SCBH series Amorphous Alloy\" \/><h2 class=\"woocommerce-loop-product__title\">10kV  Dry-Type Transformer-SCBH series Amorphous Alloy<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/10kv-dry-type-transformer-scbh-series\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2007\" data-quantity=\"1\" class=\"button product_type_simple\" data-product_id=\"2007\" data-product_sku=\"\" aria-label=\"Leia mais sobre &ldquo;10kV  Dry-Type Transformer-SCBH series Amorphous Alloy&rdquo;\" rel=\"nofollow\" data-success_message=\"\">Ler mais<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2007\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<li class=\"product type-product post-1966 status-publish instock product_cat-dry-type-transformer product_cat-all-product product_cat-transformer product_tag-20-35kv-transformer product_tag-cast-resin-transformer product_tag-dry-type-transformer has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/20-35kv-dry-type-transformer\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/1-1.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"20-35KV  Dry-Type Transformer\" \/><h2 class=\"woocommerce-loop-product__title\">20-35KV  Dry-Type Transformer<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/20-35kv-dry-type-transformer\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1966\" data-quantity=\"1\" class=\"button product_type_simple\" data-product_id=\"1966\" data-product_sku=\"\" aria-label=\"Leia mais sobre &ldquo;20-35KV  Dry-Type Transformer&rdquo;\" rel=\"nofollow\" data-success_message=\"\">Ler mais<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1966\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<li class=\"product type-product post-1999 status-publish instock product_cat-dry-type-transformer product_cat-all-product product_cat-transformer product_tag-cast-resin-transformer product_tag-dry-type-transformer product_tag-scb-series has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/20-35kv-scb-series-epoxy-resin-dry-type-transformer\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/1-1.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"20-35KV SCB Series Epoxy Resin Dry-Type Transformer\" \/><h2 class=\"woocommerce-loop-product__title\">20-35KV SCB Series Epoxy Resin Dry-Type Transformer<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/20-35kv-scb-series-epoxy-resin-dry-type-transformer\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1999\" data-quantity=\"1\" class=\"button product_type_simple\" data-product_id=\"1999\" data-product_sku=\"\" aria-label=\"Leia mais sobre &ldquo;20-35KV SCB Series Epoxy Resin Dry-Type Transformer&rdquo;\" rel=\"nofollow\" data-success_message=\"\">Ler mais<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1999\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<li class=\"product type-product post-2005 status-publish last instock product_cat-oil-immersed-transformer product_cat-all-product product_cat-transformer product_tag-20kv-transformer product_tag-distribution-transformer product_tag-oil-immersed-distribution-transformer has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/20kv-oil-immersed-distribution-transformer\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/20kv-high-voltage-oil-immersed-distribution-transformer-3.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"20KV Oil-immersed Distribution Transformer\" \/><h2 class=\"woocommerce-loop-product__title\">20KV Oil-immersed Distribution Transformer<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/20kv-oil-immersed-distribution-transformer\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2005\" data-quantity=\"1\" class=\"button product_type_simple\" data-product_id=\"2005\" data-product_sku=\"\" aria-label=\"Leia mais sobre &ldquo;20KV Oil-immersed Distribution Transformer&rdquo;\" rel=\"nofollow\" data-success_message=\"\">Ler mais<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2005\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<li class=\"product type-product post-2001 status-publish first instock product_cat-oil-immersed-transformer product_cat-all-product product_cat-transformer product_tag-35kv-transformer product_tag-oil-immersed-power-transformer product_tag-power-transformer has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/35kv-oil-immersed-power-transformer\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/35kvoil-immersed-power-transformer-1.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"35KV Oil-immersed Power Transformer\" \/><h2 class=\"woocommerce-loop-product__title\">35KV Oil-immersed Power Transformer<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/35kv-oil-immersed-power-transformer\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2001\" data-quantity=\"1\" class=\"button product_type_simple\" data-product_id=\"2001\" data-product_sku=\"\" aria-label=\"Leia mais sobre &ldquo;35KV Oil-immersed Power Transformer&rdquo;\" rel=\"nofollow\" data-success_message=\"\">Ler mais<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2001\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<li class=\"product type-product post-1998 status-publish instock product_cat-oil-immersed-transformer product_cat-all-product product_cat-transformer product_tag-6-10kv-transformer product_tag-distribution-transformer product_tag-oil-immersed-distribution-transformer has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/6-10kv-oil-immersed-power-distribution-transformer\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/kp0a4190.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"6-10KV Oil-Immersed Power Distribution Transformer\" \/><h2 class=\"woocommerce-loop-product__title\">6-10KV Oil-Immersed Power Distribution Transformer<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/6-10kv-oil-immersed-power-distribution-transformer\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1998\" data-quantity=\"1\" class=\"button product_type_simple\" 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class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<li class=\"product type-product post-1934 status-publish last instock product_cat-new-energy-box-change product_cat-all-product product_tag-instrument-transformer product_tag-potential-transformer product_tag-voltage-transformer has-post-thumbnail shipping-taxable product-type-simple\">\n\t<a href=\"https:\/\/subian-electric.com\/pt\/product\/electrical-transformers-jdz-10-power-voltage\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/h62d1d2268850460b947a0f5239537f12m.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Electrical Transformers--JDZ - 10  Power Voltage\" \/><h2 class=\"woocommerce-loop-product__title\">Electrical Transformers&#8211;JDZ &#8211; 10  Power Voltage<\/h2>\n<\/a><a href=\"https:\/\/subian-electric.com\/pt\/product\/electrical-transformers-jdz-10-power-voltage\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1934\" data-quantity=\"1\" class=\"button product_type_simple\" data-product_id=\"1934\" data-product_sku=\"\" aria-label=\"Leia mais sobre &ldquo;Electrical Transformers--JDZ - 10  Power Voltage&rdquo;\" rel=\"nofollow\" data-success_message=\"\">Ler mais<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1934\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-acbr\" aria-labelledby=\"subian-semv2-acbr-title\">\n<div class=\"subian-semv2-acbr-split\">\n<div class=\"subian-semv2-acbr-text\">\n<h2 id=\"subian-semv2-acbr-title\">What Is a 1750 kVA Transformer?<\/h2>\n<p class=\"subian-semv2-acbr-intro\">A 1750 kVA transformer is a three-phase unit rated for 1750 kilovolt-amperes, typically installed where a medium-voltage supply feeds a large low-voltage load: industrial plants, data centres, commercial complexes and distribution substations. It delivers about 1.4 MW at a typical 0.8 power factor.<\/p>\n<p>At this size the transformer is a major asset, so specification focuses on loss efficiency, impedance matching with the network, cooling and the protection scheme around it. Most 1750 kVA units are oil-immersed for outdoor installation, with dry-type options where indoor fire rules apply.<\/p>\n<\/div>\n<ul class=\"subian-semv2-acbr-points\">\n<li><strong>1.4 MW class at 0.8 pf<\/strong> &#8211; serves large industrial and commercial loads.<\/li>\n<li><strong>11 \/ 20 \/ 33 kV primaries<\/strong> &#8211; with 400V\/230V or custom secondaries.<\/li>\n<li><strong>Oil-immersed standard<\/strong> &#8211; dry-type for indoor duty.<\/li>\n<li><strong>Loss-optimised designs<\/strong> &#8211; options to meet efficiency targets.<\/li>\n<li><strong>Full test documentation<\/strong> &#8211; type and routine test evidence supplied.<\/li>\n<li><strong>Project engineering<\/strong> &#8211; impedance and protection coordination support.<\/li>\n<\/ul>\n<\/div>\n<h3 class=\"subian-semv2-acbr-subtitle\">Configuration Options<\/h3>\n<p class=\"subian-semv2-acbr-subtitle-desc\">Installation site, fire rules and network practice decide the configuration:<\/p>\n<div class=\"subian-t2-types\">\n<div class=\"subian-t2-type\">\n<h4>Oil-immersed outdoor type<\/h4>\n<p>the standard for substations and plant yards.<\/p>\n<\/div>\n<div class=\"subian-t2-type\">\n<h4>Dry-type indoor unit<\/h4>\n<p>for high-rise, tunnel and fire-sensitive sites.<\/p>\n<\/div>\n<div class=\"subian-t2-type\">\n<h4>Custom impedance &amp; tappings<\/h4>\n<p>matched to the network and load flow study.<\/p>\n<\/div>\n<\/div>\n<h3 class=\"subian-semv2-acbr-subtitle\">1750 kVA Transformer Technical Data<\/h3>\n<div class=\"subian-semv2-acbr-table-wrap\">\n<table class=\"subian-semv2-acbr-specs\">\n<thead>\n<tr>\n<th scope=\"col\">Parameter<\/th>\n<th scope=\"col\">Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Rated capacity<\/th>\n<td>1,750 kVA, three-phase<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Primary voltage<\/th>\n<td>11 \/ 20 \/ 33 kV (per project)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Secondary voltage<\/th>\n<td>0.4 kV or custom<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Cooling<\/th>\n<td>ONAN \/ ONAF options (oil) \u00b7 air (dry)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Vector group<\/th>\n<td>Dyn11 \/ Dyn5 \/ Ynd11<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Impedance<\/th>\n<td>per network study (typically 6-8%)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Standard<\/th>\n<td>IEC 60076 \/ GB 1094<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-acbr\" aria-labelledby=\"subian-semv2-acbr-title\">\n<h2 id=\"subian-semv2-acbr-title\" style=\"font-size: 26px; line-height: 1.35;\">Loading and Current Data for Planning<\/h2>\n<p>At 0.8 power factor the unit delivers about 1,400 kW; full-load current on the 400V secondary is about 2,526 A per phase, on an 11kV primary about 92 A, and on a 33kV primary about 31 A. The secondary current normally requires busbar or multiple cables per phase rather than a single feeder.<\/p>\n<p>Because the secondary current is high, the LV switchgear, busbar and cable terminations must be designed for the rating and its fault level. Our drawings include the terminal arrangement so the LV package can be engineered in parallel with the transformer order.<\/p>\n<h3 class=\"subian-semv2-acbr-subtitle\">Indicative full-load figures<\/h3>\n<div class=\"subian-semv2-acbr-table-wrap\">\n<table class=\"subian-semv2-acbr-specs\">\n<tbody>\n<tr>\n<th scope=\"row\">Secondary 400 V<\/th>\n<td>approx. 2,526 A per phase<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Primary 11 kV<\/th>\n<td>approx. 92 A<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Primary 33 kV<\/th>\n<td>approx. 31 A<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Real load at 0.8 pf<\/th>\n<td>approx. 1,400 kW<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-factory\" aria-labelledby=\"subian-semv2-factory-title\">\n<div class=\"subian-semv2-factory-head\">\n<h2 id=\"subian-semv2-factory-title\" class=\"subian-semv2-factory-title\">Large Transformer Production and Testing<\/h2>\n<p class=\"subian-semv2-factory-intro\">Larger ratings are built on the same controlled lines with additional process checks, and every unit is fully tested before dispatch.<\/p>\n<\/div>\n<div class=\"subian-semv2-factory-gallery\">\n<div class=\"subian-semv2-factory-item subian-semv2-factory-item--a\"><img decoding=\"async\" class=\"subian-semv2-bg-img\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformer-winding-process.webp\" alt=\"Winding &amp; Core\" \/><\/p>\n<h3 class=\"subian-semv2-factory-card-title\">Winding &amp; Core<\/h3>\n<p class=\"subian-semv2-factory-card-text\">Large coils are wound and dried under controlled conditions for consistent losses.<\/p>\n<p><a class=\"subian-semv2-factory-link\" href=\"\/about-us\/\">Learn More \u2192<\/a><\/p>\n<\/div>\n<div class=\"subian-semv2-factory-item subian-semv2-factory-item--b\"><img decoding=\"async\" class=\"subian-semv2-bg-img\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformer-drying-process.webp\" alt=\"Vacuum Processing\" \/><\/p>\n<h3 class=\"subian-semv2-factory-card-title\">Vacuum Processing<\/h3>\n<p class=\"subian-semv2-factory-card-text\">Thorough drying protects the insulation system of the larger unit.<\/p>\n<p><a class=\"subian-semv2-factory-link\" href=\"\/about-us\/\">Learn More \u2192<\/a><\/p>\n<\/div>\n<div class=\"subian-semv2-factory-item subian-semv2-factory-item--c\"><img decoding=\"async\" class=\"subian-semv2-bg-img\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-quality-center.webp\" alt=\"Full Testing\" \/><\/p>\n<h3 class=\"subian-semv2-factory-card-title\">Full Testing<\/h3>\n<p class=\"subian-semv2-factory-card-text\">Ratio, losses, impedance, insulation and dielectric checks per unit.<\/p>\n<p><a class=\"subian-semv2-factory-link\" href=\"\/about-us\/\">Learn More \u2192<\/a><\/p>\n<\/div>\n<div class=\"subian-semv2-factory-item subian-semv2-factory-item--d\"><img decoding=\"async\" class=\"subian-semv2-bg-img\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformer-final-process.webp\" alt=\"Delivery\" \/><\/p>\n<h3 class=\"subian-semv2-factory-card-title\">Delivery<\/h3>\n<p class=\"subian-semv2-factory-card-text\">Protected packing and coordinated dispatch for project installation.<\/p>\n<p><a class=\"subian-semv2-factory-link\" href=\"\/about-us\/\">Learn More \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-cta\" aria-labelledby=\"subian-semv2-cta-title\">\n<div class=\"subian-semv2-cta-content\">\n<h2 id=\"subian-semv2-cta-title\">1750 kVA Transformer Price &amp; Quotation<\/h2>\n<p>Send your load data and primary voltage, and our engineers will confirm the rating, impedance, losses and a written factory quotation with delivery for your project.<\/p>\n<div class=\"subian-semv2-cta-actions\"><a class=\"subian-semv2-cta-btn subian-semv2-cta-btn--light\" href=\"\/oem-odm\/\">Get Started \u2192<\/a><br \/>\n<a class=\"subian-semv2-cta-btn subian-semv2-cta-btn--red\" href=\"\/contact-us\/\">Contact Us \u2192<\/a><\/div>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-section\" aria-labelledby=\"subian-semv2-title\">\n<div class=\"subian-semv2-head\">\n<h2 id=\"subian-semv2-title\" class=\"subian-semv2-head-title\">OEM \/ ODM &amp; Project Supply<\/h2>\n<p class=\"subian-semv2-head-intro\">EPC contractors and industrial buyers take 1750 kVA units as part of complete electrical packages.<\/p>\n<\/div>\n<div class=\"subian-semv2-grid\">\n<article class=\"subian-semv2-card\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformer-assembly-process.webp\" alt=\"OEM \/ ODM\" \/><\/p>\n<div class=\"subian-semv2-card-body\">\n<div class=\"subian-semv2-card-top\">\n<h3 class=\"subian-semv2-card-title\">OEM \/ ODM<\/h3>\n<p><span class=\"subian-semv2-card-tag\">Factory-Direct<\/span><\/p>\n<\/div>\n<p class=\"subian-semv2-card-desc\">Custom designs integrated into project packages.<\/p>\n<hr class=\"subian-semv2-card-line\" \/>\n<p class=\"subian-semv2-card-features\">Factory direct \u00b7 Test docs \u00b7 Export support<\/p>\n<\/div>\n<\/article>\n<article class=\"subian-semv2-card\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformers-production-workshop.webp\" alt=\"Project Supply\" \/><\/p>\n<div class=\"subian-semv2-card-body\">\n<div class=\"subian-semv2-card-top\">\n<h3 class=\"subian-semv2-card-title\">Project Supply<\/h3>\n<p><span class=\"subian-semv2-card-tag\">Bundled Supply<\/span><\/p>\n<\/div>\n<p class=\"subian-semv2-card-desc\">Transformers, switchgear and panels coordinated from one factory.<\/p>\n<hr class=\"subian-semv2-card-line\" \/>\n<p class=\"subian-semv2-card-features\">Factory direct \u00b7 Test docs \u00b7 Export support<\/p>\n<\/div>\n<\/article>\n<article class=\"subian-semv2-card\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-quality-center.webp\" alt=\"Distributor Support\" \/><\/p>\n<div class=\"subian-semv2-card-body\">\n<div class=\"subian-semv2-card-top\">\n<h3 class=\"subian-semv2-card-title\">Distributor Support<\/h3>\n<p><span class=\"subian-semv2-card-tag\">Channel Partners<\/span><\/p>\n<\/div>\n<p class=\"subian-semv2-card-desc\">Technical data and tender documentation.<\/p>\n<hr class=\"subian-semv2-card-line\" \/>\n<p class=\"subian-semv2-card-features\">Factory direct \u00b7 Test docs \u00b7 Export support<\/p>\n<\/div>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-compare\" aria-labelledby=\"subian-semv2-compare-title\">\n<div class=\"subian-semv2-compare-row\">\n<div class=\"subian-semv2-compare-text\">\n<h2 id=\"subian-semv2-compare-title\">Choosing Between Nearby Ratings<\/h2>\n<p>Ratings near 1750 kVA include 1600 kVA and 2000 kVA in standard lists. The 1750 kVA unit suits projects whose calculated load sits between those values, or where the network operator accepts non-standard ratings with confirmed losses.<\/p>\n<p>For a large single load the choice also depends on the impedance and short-circuit level the network can accept &#8211; a higher kVA at low impedance may raise fault levels beyond the switchgear rating. Our engineers review the load flow before confirming the economical rating.<\/p>\n<\/div>\n<div class=\"subian-semv2-compare-media\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-quality-center.webp\" alt=\"Product comparison and selection guide\" \/><\/div>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-brands\" aria-labelledby=\"subian-semv2-brands-title\">\n<div class=\"subian-semv2-brands-row\">\n<div class=\"subian-semv2-brands-media\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/subian-electric-transformers-production-workshop.webp\" alt=\"Factory suppliers and manufacturers in China\" \/><\/div>\n<div class=\"subian-semv2-brands-text\">\n<h2 id=\"subian-semv2-brands-title\">Choosing a Supplier for This Rating<\/h2>\n<p>For a unit of this size, compare the guaranteed losses, the impedance range, the cooling margin and the manufacturer&#8217;s type-test evidence. Ask for reference deliveries of similar ratings and for the test format the project consultant requires.<\/p>\n<p>Subian manufactures under ISO9001, ISO14001, ISO45001, CE and UL certified systems with a 110 kV type-test report in the documentation set, and supports projects with drawings, loss data and commissioning documentation.<\/p>\n<p>Confirm delivery and handling: large transformers need transport planning, and a factory that coordinates packing, lifting and site delivery saves the buyer real time.<\/p>\n<div class=\"hy-lb-btn-wrap\"><a class=\"hy-lb-btn\" href=\"\/contact-us\/\">Get a Quote \u2192<\/a><\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"subian-semv2-cred\" aria-labelledby=\"subian-semv2-cred-title\">\n<div class=\"subian-semv2-cred-head\">\n<h2 id=\"subian-semv2-cred-title\" class=\"subian-semv2-cred-title\">Certifications &amp; Quality Assurance<\/h2>\n<p class=\"subian-semv2-cred-intro\">Our transformer production runs under ISO9001, ISO14001 and ISO45001 systems with CE and UL certification and type-test evidence to 110 kV class.<\/p>\n<\/div>\n<h3 class=\"subian-semv2-cred-subtitle\">Product Certifications<\/h3>\n<div class=\"swiper subian-ab-cert-swiper\">\n<div class=\"swiper-wrapper\">\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"1 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-10kv-dry-type-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"10 kV Dry-Type Transformer Certificate\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-10kv-dry-type-certificate.webp\" alt=\"10 kV Dry-Type Transformer Certificate\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">10 kV Dry-Type Transformer Certificate<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"2 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-35kv-cb-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"35 kV Transformer CB Certificate\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-35kv-cb-certificate.webp\" alt=\"35 kV Transformer CB Certificate\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">35 kV Transformer CB Certificate<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"3 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-35kv-ce-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"35 kV Transformer CE Verification\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-35kv-ce-certificate.webp\" alt=\"35 kV Transformer CE Verification\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">35 kV Transformer CE Verification<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"4 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-ce-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"Transformer CE Certificate\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-ce-certificate.webp\" alt=\"Transformer CE Certificate\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">Transformer CE Certificate<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"5 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-cn26i11c-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"Dry-Type Transformer Test Verification\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-cn26i11c-certificate.webp\" alt=\"Dry-Type Transformer Test Verification\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">Dry-Type Transformer Test Verification<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"6 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-iso-14001-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"ISO 14001 Environmental Management\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-iso-14001-certificate.webp\" alt=\"ISO 14001 Environmental Management\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">ISO 14001 Environmental Management<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"7 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-iso-45001-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"ISO 45001 Health &amp; Safety\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-iso-45001-certificate.webp\" alt=\"ISO 45001 Health &amp; Safety\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">ISO 45001 Health &amp; Safety<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"8 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-iso-9001-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"ISO 9001 Quality Management\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-iso-9001-certificate.webp\" alt=\"ISO 9001 Quality Management\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">ISO 9001 Quality Management<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"9 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-ssz22-63000-110-nx1-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"110 kV Transformer Type Test Report\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-ssz22-63000-110-nx1-certificate.webp\" alt=\"110 kV Transformer Type Test Report\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">110 kV Transformer Type Test Report<\/strong><\/a><\/div>\n<div class=\"swiper-slide\" role=\"group\" aria-label=\"10 \/ 10\"><a class=\"subian-ab-cert glightbox3\" href=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-ul-certificate.webp\" data-gallery=\"subian-about-certificates\" data-title=\"UL Certificate of Compliance\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-large size-large\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/subian-electric-ul-certificate.webp\" alt=\"UL Certificate of Compliance\" width=\"600\" height=\"848\" \/><strong class=\"f18 lh-13\">UL Certificate of Compliance<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<\/section>\n<section class=\"subian-related\" style=\"margin: 40px 0;\">\n<div style=\"max-width: 1200px; margin: 0 auto; padding: 0 24px;\">\n<h2 style=\"font-size: 24px; margin-bottom: 12px;\">Related Manufacturer Guides<\/h2>\n<ul style=\"columns: 2; column-gap: 48px; margin: 0; padding-left: 20px; line-height: 2;\">\n<li><a href=\"\/450-kva-transformer\/\">450 kVA Transformer<\/a><\/li>\n<li><a href=\"\/330-kva-transformer\/\">330 kVA Transformer<\/a><\/li>\n<li><a href=\"\/unit-auxiliary-transformer-manufacturers\/\">Unit Auxiliary Transformer Manufacturers<\/a><\/li>\n<li><a href=\"\/european-power-transformer\/\">European Power Transformer<\/a><\/li>\n<li><a href=\"\/about-us\/\">About Our Factory<\/a><\/li>\n<li><a href=\"\/oem-odm\/\">OEM \/ ODM Programs<\/a><\/li>\n<\/ul>\n<\/div>\n<\/section>\n<section class=\"subian-faq-contact\">\n<div class=\"subian-faq-contact__container\">\n<div class=\"subian-faq-contact__grid\">\n<div class=\"subian-faq-contact__left\"><span class=\"subian-faq-contact__eyebrow\">FAQs<\/span><\/p>\n<h2 class=\"subian-faq-contact__title\">1750 kVA Transformer Manufacturers &amp; Suppliers FAQ<\/h2>\n<p class=\"subian-faq-contact__intro\">Questions about the 1750 kVA rating, its loading and project specification.<\/p>\n<div class=\"subian-faq\">\n<details class=\"subian-faq__item\">\n<summary class=\"subian-faq__question\">How many kW can a 1750 kVA transformer supply?<\/summary>\n<div class=\"subian-faq__answer\">About 1,400 kW at a typical 0.8 power factor, up to 1,750 kW at unity. The kVA figure is the apparent-power limit; kW depends on the power factor of the connected load.<\/div>\n<\/details>\n<details class=\"subian-faq__item\">\n<summary class=\"subian-faq__question\">What is the full-load current of a 1750 kVA transformer?<\/summary>\n<div class=\"subian-faq__answer\">About 2,526 A per phase on a 400V secondary, roughly 92 A on an 11kV primary and about 31 A on 33kV. The LV current needs busbar or multiple cables per phase.<\/div>\n<\/details>\n<details class=\"subian-faq__item\">\n<summary class=\"subian-faq__question\">Is 1750 kVA a standard rating?<\/summary>\n<div class=\"subian-faq__answer\">It is a common project rating; standard preferred lists in some regions use 1600 kVA and 2000 kVA. We build 1750 kVA as a standard platform and can confirm the closest economical rating for your load profile.<\/div>\n<\/details>\n<details class=\"subian-faq__item\">\n<summary class=\"subian-faq__question\">Oil-immersed or dry-type at this rating?<\/summary>\n<div class=\"subian-faq__answer\">For outdoor substation installation the oil-immersed unit is the standard, economical choice. Where indoor installation is required by site fire rules, a dry-type unit is supplied &#8211; it is larger and costs more per kVA but removes oil handling from the building.<\/div>\n<\/details>\n<details class=\"subian-faq__item\">\n<summary class=\"subian-faq__question\">What documents come with a 1750 kVA transformer?<\/summary>\n<div class=\"subian-faq__answer\">The routine test report, outline and terminal drawings, loss data, and installation and maintenance instructions. Type-test reports and project documentation can be provided to the consultant&#8217;s format for approval.<\/div>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"subian-faq-contact__form\">\n<p class=\"subian-faq-contact__form-label\">Contact Subian<\/p>\n<h3 class=\"subian-faq-contact__form-title\">Need the Right Specification?<\/h3>\n<p class=\"subian-faq-contact__form-copy\">Tell us your target market, product type, quantity and technical requirements. Our team will help you identify a suitable configuration for your project.<\/p>\n<div class='fluentform ff-default fluentform_wrapper_1 ffs_default_wrap'><form data-form_id=\"1\" id=\"fluentform_1\" class=\"frm-fluent-form fluent_form_1 ff-el-form-top ff_form_instance_1_1 ff-form-loading ffs_default\" data-form_instance=\"ff_form_instance_1_1\" method=\"POST\" ><fieldset  style=\"border: none!important;margin: 0!important;padding: 0!important;background-color: transparent!important;box-shadow: none!important;outline: none!important; min-inline-size: 100%;\">\n                    <legend class=\"ff_screen_reader_title\" style=\"display: block; margin: 0!important;padding: 0!important;height: 0!important;text-indent: -999999px;width: 0!important;overflow:hidden;\">Contact Form Demo<\/legend>        <div\n                style=\"display: none!important; position: absolute!important; transform: translateX(1000%)!important;\"\n                class=\"ff-el-group ff-hpsf-container\"\n        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\"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"About 1,400 kW at a typical 0.8 power factor, up to 1,750 kW at unity. 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Where indoor installation is required by site fire rules, a dry-type unit is supplied - it is larger and costs more per kVA but removes oil handling from the building.\"}}, {\"@type\": \"Question\", \"name\": \"What documents come with a 1750 kVA transformer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The routine test report, outline and terminal drawings, loss data, and installation and maintenance instructions. Type-test reports and project documentation can be provided to the consultant's format for approval.\"}}]}<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>COMPANY PROFILE China Wholesale 1750 Kva Transformer Subian Electric manufactures larger distribution transformers including the 1750 kVA rating at our Xuzhou factory. This size serves industrial plants, commercial complexes and dense distribution areas, stepping medium voltage &#8211; commonly 11kV, 20kV or 33kV &#8211; down to the 400V\/230V system. With in-house core and coil production, vacuum [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"subian-seo-landing.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-11436","page","type-page","status-publish","hentry"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/pages\/11436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/comments?post=11436"}],"version-history":[{"count":1,"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/pages\/11436\/revisions"}],"predecessor-version":[{"id":11437,"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/pages\/11436\/revisions\/11437"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/pt\/wp-json\/wp\/v2\/media?parent=11436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}