{"id":1542,"date":"2026-03-09T00:43:23","date_gmt":"2026-03-09T00:43:23","guid":{"rendered":"https:\/\/lordtransformer.com\/ai-site\/transformer-ratio-test-turns-ratio-measurement-procedure\/"},"modified":"2026-03-09T00:43:23","modified_gmt":"2026-03-09T00:43:23","slug":"transformer-ratio-test-turns-ratio-measurement-procedure","status":"publish","type":"post","link":"https:\/\/lordtransformer.com\/ai-site\/transformer-ratio-test-turns-ratio-measurement-procedure\/","title":{"rendered":"Transformer Ratio Test: Turns Ratio Measurement Procedure"},"content":{"rendered":"<h2>Overview<\/h2>\n<p>Turns ratio testing verifies the transformer voltage ratio matches design specifications.<\/p>\n<h2>Test Method<\/h2>\n<ul>\n<li>Apply low voltage to HV winding<\/li>\n<li>Measure induced LV voltage<\/li>\n<li>Calculate ratio: V_HV \/ V_LV<\/li>\n<li>Compare with nameplate ratio (\u00b10.5% tolerance)<\/li>\n<\/ul>\n<h2>Equipment<\/h2>\n<p>TTR (Turns Ratio Test Set), digital multimeter, or automatic ratio tester.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview Turns ratio testing verifies the transformer voltage ratio matches design specifications. Test Method Apply low voltage to HV winding Measure induced LV voltage Calculate ratio: V_HV \/ V_LV Compare with nameplate ratio (\u00b10.5% tolerance) Equipment TTR (Turns Ratio Test Set), digital multimeter, or automatic ratio tester.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1542","post","type-post","status-publish","format-standard","hentry","category-design"],"_links":{"self":[{"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/posts\/1542","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/comments?post=1542"}],"version-history":[{"count":0,"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/posts\/1542\/revisions"}],"wp:attachment":[{"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/media?parent=1542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/categories?post=1542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lordtransformer.com\/ai-site\/wp-json\/wp\/v2\/tags?post=1542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}