{"id":2282,"date":"2026-04-14T08:43:43","date_gmt":"2026-04-14T08:43:43","guid":{"rendered":"https:\/\/yawei-powertransformer.com\/?p=2282"},"modified":"2026-04-14T08:49:05","modified_gmt":"2026-04-14T08:49:05","slug":"250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment","status":"publish","type":"post","link":"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/","title":{"rendered":"Transformator de putere 250MVA 345kV pentru America de Nord: Gata pentru testare \u0219i expediere"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Powering_Large-Scale_Grids_Across_North_America\" >Powering Large-Scale Grids Across North America<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Project_Overview_250MVA_345kV_Transformer\" >Project Overview: 250MVA \/ 345kV Transformer<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Key_Technical_Parameters\" >Key Technical Parameters<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#i\" >\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Manufacturing_Excellence_for_Large_Power_Transformers\" >Manufacturing Excellence for Large Power Transformers<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Core_Manufacturing_Highlights\" >Core Manufacturing Highlights<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Rigorous_Testing_Before_Shipment\" >Rigorous Testing Before Shipment<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Key_Tests_Include\" >Key Tests Include:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Ready_for_Shipment_Secure_Global_Delivery\" >Ready for Shipment: Secure Global Delivery<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Why_Choose_Yawei_Transformer_for_250MVA_Projects\" >Why Choose Yawei Transformer for 250MVA Projects<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#%E2%9C%94_Large_Capacity_Manufacturing_Capability\" >\u2714 Large Capacity Manufacturing Capability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#%E2%9C%94_North_America_Export_Experience\" >\u2714 North America Export Experience<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#%E2%9C%94_Reliable_Performance\" >\u2714 Reliable Performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#%E2%9C%94_Competitive_Factory_Pricing\" >\u2714 Competitive Factory Pricing<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Conclusion_250MVA_Transformer_Ready_to_Power_Your_Grid\" >Conclusion: 250MVA Transformer Ready to Power Your Grid<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#Request_a_Quote_Today\" >Request a Quote Today<\/a><\/li><\/ul><\/nav><\/div>\n<h2 data-section-id=\"f0infd\" data-start=\"168\" data-end=\"222\"><span class=\"ez-toc-section\" id=\"Powering_Large-Scale_Grids_Across_North_America\"><\/span><span role=\"text\"><strong data-start=\"171\" data-end=\"222\">Powering Large-Scale Grids Across North America<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"224\" data-end=\"452\">As North America continues to upgrade its transmission infrastructure, the demand for <strong data-start=\"310\" data-end=\"346\">ultra-high capacity transformers<\/strong> is rising\u2014especially for utility-scale substations, renewable integration, and industrial power networks.<\/p>\n<p data-start=\"454\" data-end=\"705\"><strong data-start=\"454\" data-end=\"475\">Transformator Yawei<\/strong> is proud to announce the completion of a <strong data-start=\"517\" data-end=\"551\">250MVA <a href=\"https:\/\/yawei-powertransformer.com\/ro\/manufacturer\/345-kv-63-400-mva-high-voltage-power-transformer-for-utility-substation-applications\/\">345kV power transformer<\/a><\/strong>, custom-engineered for a North American project. The unit has entered the final stage of <strong data-start=\"641\" data-end=\"660\">factory testing<\/strong> and will soon be shipped to its destination.<\/p>\n<p data-start=\"707\" data-end=\"874\">This project highlights our capability to deliver high-capacity, high-voltage transformer solutions that meet the strict requirements of the North American market.<\/p>\n<hr data-start=\"876\" data-end=\"879\" \/>\n<h2 data-section-id=\"1mvp98f\" data-start=\"881\" data-end=\"932\"><span class=\"ez-toc-section\" id=\"Project_Overview_250MVA_345kV_Transformer\"><\/span><span role=\"text\"><strong data-start=\"884\" data-end=\"932\">Project Overview: 250MVA \/ 345kV Transformer<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"nt41so\" data-start=\"934\" data-end=\"966\"><span class=\"ez-toc-section\" id=\"Key_Technical_Parameters\"><\/span><span role=\"text\"><strong data-start=\"938\" data-end=\"966\">Key Technical Parameters<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"967\" data-end=\"1209\">\n<li data-section-id=\"1ay4he5\" data-start=\"967\" data-end=\"996\">Rated Capacity: <strong data-start=\"985\" data-end=\"996\">250 MVA<\/strong><\/li>\n<li data-section-id=\"8mfag9\" data-start=\"997\" data-end=\"1023\">Voltage Level: <strong data-start=\"1014\" data-end=\"1023\">345kV<\/strong><\/li>\n<li data-section-id=\"i82w02\" data-start=\"1024\" data-end=\"1046\">Frequency: <strong data-start=\"1037\" data-end=\"1046\">60 Hz<\/strong><\/li>\n<li data-section-id=\"1h8h9lx\" data-start=\"1047\" data-end=\"1080\">Cooling Method: <strong data-start=\"1065\" data-end=\"1080\">ONAN \/ ONAF<\/strong><\/li>\n<li data-section-id=\"18zzgsx\" data-start=\"1081\" data-end=\"1120\">Winding Material: <strong data-start=\"1101\" data-end=\"1120\">Copper Windings<\/strong><\/li>\n<li data-section-id=\"icc1fq\" data-start=\"1121\" data-end=\"1164\">Installation: <strong data-start=\"1137\" data-end=\"1164\">Transmission Substation<\/strong><\/li>\n<li data-section-id=\"1nfmver\" data-start=\"1165\" data-end=\"1209\">Standards: <strong data-start=\"1178\" data-end=\"1209\">IEEE \/ ANSI \/ IEC compliant<\/strong><\/li>\n<\/ul>\n<p data-start=\"1211\" data-end=\"1285\">Designed for <strong data-start=\"1224\" data-end=\"1258\">long-term, high-load operation<\/strong>, this transformer ensures:<\/p>\n<ul data-start=\"1286\" data-end=\"1397\">\n<li data-section-id=\"1alervy\" data-start=\"1286\" data-end=\"1317\">Low no-load and load losses<\/li>\n<li data-section-id=\"181qxb3\" data-start=\"1318\" data-end=\"1351\">Excellent thermal performance<\/li>\n<li data-section-id=\"1ea7ell\" data-start=\"1352\" data-end=\"1397\">Strong short-circuit withstand capability<\/li>\n<\/ul>\n<p><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/ro\/yawei-transformer-at-canton-fair-2026-powering-global-markets-with-a-strong-north-america-focus\/\">Read More\uff1aYawei Transformer at Canton Fair 2026: Powering Global Markets with a Strong North America Focus<\/a><\/span><\/p>\n<div class=\"row\"  id=\"row-644212954\">\n\n\t<div id=\"col-1917642222\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2 data-section-id=\"m75lia\" data-start=\"1404\" data-end=\"1464\"><span class=\"ez-toc-section\" id=\"i\"><\/span>\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h2 data-section-id=\"m75lia\" data-start=\"1404\" data-end=\"1464\"><span class=\"ez-toc-section\" id=\"Manufacturing_Excellence_for_Large_Power_Transformers\"><\/span><span role=\"text\"><strong data-start=\"1407\" data-end=\"1464\">Manufacturing Excellence for Large Power Transformers<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"1508\" data-end=\"1637\">Manufacturing a <strong data-start=\"1524\" data-end=\"1552\">250MVA 345kV transformer<\/strong> requires advanced equipment, strict process control, and deep engineering expertise.<\/p>\n<h3 data-section-id=\"dx5u4e\" data-start=\"1639\" data-end=\"1676\"><span class=\"ez-toc-section\" id=\"Core_Manufacturing_Highlights\"><\/span><span role=\"text\"><strong data-start=\"1643\" data-end=\"1676\">Core Manufacturing Highlights<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"1677\" data-end=\"1945\">\n<li data-section-id=\"1hw1mj8\" data-start=\"1677\" data-end=\"1745\"><strong data-start=\"1679\" data-end=\"1714\">High-quality silicon steel core<\/strong> for reduced losses and noise<\/li>\n<li data-section-id=\"1kcai69\" data-start=\"1746\" data-end=\"1815\"><strong data-start=\"1748\" data-end=\"1777\">Precision copper windings<\/strong> for enhanced electrical performance<\/li>\n<li data-section-id=\"19gubqb\" data-start=\"1816\" data-end=\"1876\"><strong data-start=\"1818\" data-end=\"1843\">Vacuum drying process<\/strong> to ensure insulation integrity<\/li>\n<li data-section-id=\"1adv04s\" data-start=\"1877\" data-end=\"1945\"><strong data-start=\"1879\" data-end=\"1901\">Robust tank design<\/strong> for long-distance overseas transportation<\/li>\n<\/ul>\n<p data-start=\"1947\" data-end=\"2072\">Each transformer is built under a <strong data-start=\"1981\" data-end=\"2017\">strict quality management system<\/strong>, ensuring reliability from factory to field operation.<\/p>\n<a href=\"https:\/\/yawei-powertransformer.com\/ro\/contact\/\" class=\"button primary\"  style=\"border-radius:10px;\">\n    <span>Get In Touch<\/span>\n  <\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-131470880\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1809179952\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery.webp\" class=\"attachment-large size-large\" alt=\"250MVA 345kV substation transformer tested and ready for delivery to North America, IEEE compliant high voltage power transformer for utility applications\" srcset=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery.webp 800w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery-300x300.webp 300w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery-150x150.webp 150w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery-768x768.webp 768w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery-12x12.webp 12w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery-600x600.webp 600w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Substation-Transformer-\u2013-Tested-Ready-for-Delivery-100x100.webp 100w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1809179952 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<div class=\"row\"  id=\"row-487089673\">\n\n\t<div id=\"col-954276309\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_431590957\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada.webp\" class=\"attachment-large size-large\" alt=\"345kV 250MVA power transformer ready for shipment to USA and Canada, IEEE compliant high voltage transformer for North America export\" srcset=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada.webp 800w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada-300x300.webp 300w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada-150x150.webp 150w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada-768x768.webp 768w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada-12x12.webp 12w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada-600x600.webp 600w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/345kV-250MVA-Transformer-Ready-for-Shipment-to-USA-Canada-100x100.webp 100w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_431590957 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-411179695\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2><span class=\"ez-toc-section\" id=\"Rigorous_Testing_Before_Shipment\"><\/span><strong>Rigorous Testing Before Shipment<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u00a0<\/p>\n<p data-start=\"2162\" data-end=\"2294\">Before delivery, the transformer undergoes a full set of <strong data-start=\"2219\" data-end=\"2255\">routine, type, and special tests<\/strong> in accordance with <strong data-start=\"2275\" data-end=\"2293\">IEEE standards<\/strong>.<\/p>\n<h3 data-section-id=\"v2n3g2\" data-start=\"2296\" data-end=\"2322\"><span class=\"ez-toc-section\" id=\"Key_Tests_Include\"><\/span><span role=\"text\"><strong data-start=\"2300\" data-end=\"2322\">Key Tests Include:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2323\" data-end=\"2525\">\n<li data-section-id=\"deawiy\" data-start=\"2323\" data-end=\"2372\"><strong data-start=\"2325\" data-end=\"2370\">Lightning impulse test (BIL verification)<\/strong><\/li>\n<li data-section-id=\"17n3ghr\" data-start=\"2373\" data-end=\"2402\"><strong data-start=\"2375\" data-end=\"2400\">Temperature rise test<\/strong><\/li>\n<li data-section-id=\"wbflgu\" data-start=\"2403\" data-end=\"2439\"><strong data-start=\"2405\" data-end=\"2437\">Short-circuit impedance test<\/strong><\/li>\n<li data-section-id=\"1n6nedx\" data-start=\"2440\" data-end=\"2477\"><strong data-start=\"2442\" data-end=\"2475\">Partial discharge measurement<\/strong><\/li>\n<li data-section-id=\"1wr4sbx\" data-start=\"2478\" data-end=\"2525\"><strong data-start=\"2480\" data-end=\"2523\">Turns ratio and winding resistance test<\/strong><\/li>\n<\/ul>\n<p data-start=\"2527\" data-end=\"2655\">These tests ensure the transformer can operate safely and reliably within <strong data-start=\"2601\" data-end=\"2654\">North America\u2019s high-voltage transmission systems<\/strong>.<\/p>\n<p data-start=\"2527\" data-end=\"2655\">\u00a0<\/p>\n<p data-start=\"2527\" data-end=\"2655\">\u00a0<\/p>\n<p data-start=\"2527\" data-end=\"2655\">\u00a0<\/p>\n<p data-start=\"2527\" data-end=\"2655\">\u00a0<\/p>\n<p data-start=\"2527\" data-end=\"2655\">\u00a0<\/p>\n<p data-start=\"2527\" data-end=\"2655\">\u00a0<\/p>\n<a href=\"https:\/\/yawei-powertransformer.com\/ro\/contact\/\" class=\"button primary\"  style=\"border-radius:10px;\">\n    <span>Get In Touch<\/span>\n  <\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Ready_for_Shipment_Secure_Global_Delivery\"><\/span><strong>Ready for Shipment: Secure Global Delivery<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"2755\" data-end=\"2830\">After successful testing, the transformer will be prepared for export with:<\/p>\n<ul data-start=\"2832\" data-end=\"3005\">\n<li data-section-id=\"18j3yw1\" data-start=\"2832\" data-end=\"2863\">Heavy-duty export packaging<\/li>\n<li data-section-id=\"1ff3f06\" data-start=\"2864\" data-end=\"2911\">Anti-moisture and anti-corrosion protection<\/li>\n<li data-section-id=\"1fm5xq8\" data-start=\"2912\" data-end=\"2949\">Shock and tilt monitoring systems<\/li>\n<li data-section-id=\"125bocf\" data-start=\"2950\" data-end=\"3005\">Complete documentation for customs and installation<\/li>\n<\/ul>\n<p data-start=\"3007\" data-end=\"3112\">We ensure <strong data-start=\"3017\" data-end=\"3045\">safe, efficient delivery<\/strong> to North America, meeting project timelines and site requirements.<\/p>\n<hr data-start=\"3114\" data-end=\"3117\" \/>\n<h2 data-section-id=\"16jnsl2\" data-start=\"3119\" data-end=\"3174\"><span class=\"ez-toc-section\" id=\"Why_Choose_Yawei_Transformer_for_250MVA_Projects\"><\/span><span role=\"text\"><strong data-start=\"3122\" data-end=\"3174\">Why Choose Yawei Transformer for 250MVA Projects<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"15wj45n\" data-start=\"3176\" data-end=\"3225\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_Large_Capacity_Manufacturing_Capability\"><\/span><span role=\"text\"><strong data-start=\"3180\" data-end=\"3225\">\u2714 Large Capacity Manufacturing Capability<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3226\" data-end=\"3289\">We produce transformers up to <strong data-start=\"3256\" data-end=\"3276\">1200 MVA \/ 500kV<\/strong>, supporting:<\/p>\n<ul data-start=\"3290\" data-end=\"3375\">\n<li data-section-id=\"1nqwvtx\" data-start=\"3290\" data-end=\"3313\">Utility substations<\/li>\n<li data-section-id=\"1ttuvxx\" data-start=\"3314\" data-end=\"3346\">Renewable energy integration<\/li>\n<li data-section-id=\"182xqy2\" data-start=\"3347\" data-end=\"3375\">Industrial mega-projects<\/li>\n<\/ul>\n<h3 data-section-id=\"cc3yrb\" data-start=\"3377\" data-end=\"3418\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_North_America_Export_Experience\"><\/span><span role=\"text\"><strong data-start=\"3381\" data-end=\"3418\">\u2714 North America Export Experience<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3419\" data-end=\"3433\">Familiar with:<\/p>\n<ul data-start=\"3434\" data-end=\"3525\">\n<li data-section-id=\"ex1oi4\" data-start=\"3434\" data-end=\"3452\">IEEE standards<\/li>\n<li data-section-id=\"kaf6ad\" data-start=\"3453\" data-end=\"3481\">60Hz system requirements<\/li>\n<li data-section-id=\"12tjqyk\" data-start=\"3482\" data-end=\"3525\">Project documentation and certification<\/li>\n<\/ul>\n<h3 data-section-id=\"1etj6eq\" data-start=\"3527\" data-end=\"3557\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_Reliable_Performance\"><\/span><span role=\"text\"><strong data-start=\"3531\" data-end=\"3557\">\u2714 Reliable Performance<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3558\" data-end=\"3592\">Our transformers are designed for:<\/p>\n<ul data-start=\"3593\" data-end=\"3665\">\n<li data-section-id=\"ymf61l\" data-start=\"3593\" data-end=\"3614\">Long service life<\/li>\n<li data-section-id=\"1s8wp6p\" data-start=\"3615\" data-end=\"3634\">Low maintenance<\/li>\n<li data-section-id=\"wwhzy3\" data-start=\"3635\" data-end=\"3665\">High operational stability<\/li>\n<\/ul>\n<h3 data-section-id=\"g7clop\" data-start=\"3667\" data-end=\"3704\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_Competitive_Factory_Pricing\"><\/span><span role=\"text\"><strong data-start=\"3671\" data-end=\"3704\">\u2714 Competitive Factory Pricing<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3705\" data-end=\"3745\">Direct supply from manufacturer ensures:<\/p>\n<ul data-start=\"3746\" data-end=\"3824\">\n<li data-section-id=\"16we1e8\" data-start=\"3746\" data-end=\"3764\">Better pricing<\/li>\n<li data-section-id=\"bxg74v\" data-start=\"3765\" data-end=\"3789\">Faster communication<\/li>\n<li data-section-id=\"d40se7\" data-start=\"3790\" data-end=\"3824\">Custom engineering flexibility<\/li>\n<\/ul>\n<hr data-start=\"3826\" data-end=\"3829\" \/>\n<h2 data-section-id=\"l9geq4\" data-start=\"3831\" data-end=\"3893\"><span class=\"ez-toc-section\" id=\"Conclusion_250MVA_Transformer_Ready_to_Power_Your_Grid\"><\/span><span role=\"text\"><strong data-start=\"3834\" data-end=\"3893\">Conclusion: 250MVA Transformer Ready to Power Your Grid<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3895\" data-end=\"4088\">The successful production of this <strong data-start=\"3929\" data-end=\"3963\">250MVA 345kV power transformer<\/strong> demonstrates Yawei Transformer\u2019s strength in delivering <strong data-start=\"4020\" data-end=\"4058\">high-end, large-capacity solutions<\/strong> for the global energy market.<\/p>\n<p data-start=\"4090\" data-end=\"4218\">We are ready to support your next <strong data-start=\"4124\" data-end=\"4162\">substation or transmission project<\/strong> with reliable and cost-effective transformer solutions.<\/p>\n<hr data-start=\"4220\" data-end=\"4223\" \/>\n<h2 data-section-id=\"i6970o\" data-start=\"4225\" data-end=\"4253\"><span class=\"ez-toc-section\" id=\"Request_a_Quote_Today\"><\/span><span role=\"text\"><strong data-start=\"4228\" data-end=\"4253\">Request a Quote Today<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"4255\" data-end=\"4326\">Looking for a <strong data-start=\"4269\" data-end=\"4325\">250MVA, 345kV transformer supplier for North America<\/strong>?<\/p>\n<p data-start=\"4328\" data-end=\"4350\">\ud83d\udc49 Contact us now for:<\/p>\n<ul data-start=\"4351\" data-end=\"4425\">\n<li data-section-id=\"aw8dve\" data-start=\"4351\" data-end=\"4377\">Technical consultation<\/li>\n<li data-section-id=\"1m5gxtn\" data-start=\"4378\" data-end=\"4399\">Customized design<\/li>\n<li data-section-id=\"mi8u31\" data-start=\"4400\" data-end=\"4425\">Competitive quotation<\/li>\n<\/ul>\n<p data-start=\"4427\" data-end=\"4520\">\ud83d\udce9 Email: <a class=\"decorated-link cursor-pointer\" rel=\"noopener\" data-start=\"4437\" data-end=\"4468\">info@yawei-powertransformer.com<\/a><\/p>\n\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f280-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"280\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/ro\/wp-json\/wp\/v2\/posts\/2282#wpcf7-f280-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Contact form\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/ro\/wp-json\/wp\/v2\/posts\/2282#wpcf7-f280-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"280\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.4\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f280-o1\" \/><input type=\"hidden\" 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aria-invalid=\"false\" placeholder=\"Mesajul dumneavoastr\u0103 *\" name=\"your-message\"><\/textarea><\/span>\n\t<\/p>\n\t<div style=\"margin-bottom:10px;\">\n\t\t<p><span class=\"wpcf7-form-control-wrap kc_captcha cf7ic-toggle\" data-name=\"kc_captcha\"><span class=\"wpcf7-form-control wpcf7-radio\"><span class=\"captcha-image\" style=\"display: none;\"><span class=\"cf7ic_instructions\">Please prove you are human by selecting the<span> star<\/span>.<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"kc_human\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M259 18l-65 132-146 22c-26 3-37 36-18 54l106 103-25 146c-5 26 23 46 46 33l131-68 131 68c23 13 51-7 46-33l-25-146 106-103c19-18 8-51-18-54l-146-22-65-132a32 32 0 00-58 0z\"\/><\/svg><\/label><label><input aria-label=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" 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class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Trimite mesaj\" \/>\n\t<\/p>\n<\/div><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"ro\"\/><\/form>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Powering Large-Scale Grids Across North America As North America continues to upgrade its transmission infrastructure, the demand for ultra-high capacity transformers is rising\u2014especially for utility-scale substations, renewable integration, and industrial power networks. Yawei Transformer is proud to announce the completion of a 250MVA 345kV power transformer, custom-engineered for a North American project. The unit has [&#8230;]\n","protected":false},"author":3,"featured_media":2283,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[413,414,243,230,416,101,277,415,418,417],"class_list":["post-2282","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-250mva-transformer","tag-345kv-power-transformer","tag-china-transformer-factory","tag-high-voltage-transformer","tag-ieee-power-transformer","tag-power-transformer-manufacturer","tag-substation-transformer","tag-transformer-supplier-north-america","tag-transformer-testing-and-shipment","tag-utility-transformer-usa"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>250MVA 345kV Power Transformer for North America | Testing &amp; Shipment Ready<\/title>\n<meta name=\"description\" content=\"Discover a 250MVA 345kV power transformer built for North America. 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Contact us for specifications and quotation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/yawei-powertransformer.com\/ro\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/\" \/>\n<meta property=\"og:site_name\" content=\"Electrical Power Transformer Manufacturer | 0.11\u2013500kV, 15kVA\u20131200MVA \u2013 Sichuan Yawei Transformer\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-14T08:43:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-14T08:49:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Power-Transformer-for-North-America-Ready-for-Testing-and-Shipment.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Yawei Transformer\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Scris de\" \/>\n\t<meta name=\"twitter:data1\" content=\"Yawei Transformer\" \/>\n\t<meta name=\"twitter:label2\" content=\"Timp estimat pentru citire\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minut\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/yawei-powertransformer.com\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/\",\"url\":\"https:\/\/yawei-powertransformer.com\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/\",\"name\":\"250MVA 345kV Power Transformer for North America | Testing & Shipment Ready\",\"isPartOf\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/250mva-345kv-power-transformer-for-north-america-ready-for-testing-and-shipment\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/04\/250MVA-345kV-Power-Transformer-for-North-America-Ready-for-Testing-and-Shipment.webp\",\"datePublished\":\"2026-04-14T08:43:43+00:00\",\"dateModified\":\"2026-04-14T08:49:05+00:00\",\"author\":{\"@id\":\"https:\/\/yawei-powertransformer.com\/#\/schema\/person\/0ae22f493b65e21297ff883a900a4406\"},\"description\":\"Discover a 250MVA 345kV power transformer built for North America. 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