{"id":167,"date":"2022-11-02T08:36:00","date_gmt":"2022-11-02T08:36:00","guid":{"rendered":"http:\/\/43.135.160.122\/?p=167"},"modified":"2025-04-24T02:16:07","modified_gmt":"2025-04-24T02:16:07","slug":"what-is-dc-hipot-tester","status":"publish","type":"post","link":"https:\/\/www.voltage-tester.com\/fr\/what-is-dc-hipot-tester-article\/","title":{"rendered":"Qu'est-ce qu'un testeur DC hipot ?"},"content":{"rendered":"<h3 class=\"wp-block-heading\">QU'EST-CE QU'UN TESTEUR DC HIPOT ?<\/h3>\n\n\n\n<p>Pour les \u00e9quipements rotatifs de moyenne \u00e0 haute tension, les tests Hipot DC, appel\u00e9s tests de tension par paliers ou tests de rampe, sont utilis\u00e9s pour voir si le d\u00e9but d'une rupture d'isolation peut \u00eatre d\u00e9tect\u00e9 au fur et \u00e0 mesure que la tension est augment\u00e9e. Si une rupture commence, le test peut \u00eatre interrompu avant qu'un arc ne se produise.<\/p>\n\n\n\n<p>Le principal avantage de l'essai en courant continu est que la tension continue ne produit pas de d\u00e9charges nocives comme c'est souvent le cas en courant alternatif. Elle peut \u00eatre appliqu\u00e9e \u00e0 des niveaux plus \u00e9lev\u00e9s sans risque d'endommager une bonne isolation. Ce potentiel plus \u00e9lev\u00e9 peut litt\u00e9ralement \"balayer\" beaucoup plus de d\u00e9fauts locaux.<\/p>\n\n\n\n<p><strong>Voyons comment fonctionne le testeur DC hipot :<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"comment utiliser le testeur dc hipot pour effectuer le test\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/EWiQOqtEWKQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"<p>WHAT IS DC HIPOT TESTER ? For medium to high voltage rotating equipment, DC Hipot tests called Step Voltage or Ramp tests are used to see if the start of an insulation breakdown can be detected as the voltage is raised. If a breakdown is starting the test can be terminated before there is an [&hellip;]<\/p>","protected":false},"author":1,"featured_media":168,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[772],"tags":[],"class_list":["post-167","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is DC hipot tester? - Run Test Electric Manufacturing Co., Ltd.<\/title>\n<meta name=\"description\" content=\"China transformer test supplier, we provide Relay Protection Test, Resistance test, Circuit Breaker Test, and Partial Discharge Test for you with good price.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.voltage-tester.com\/fr\/what-is-dc-hipot-tester-article\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is DC hipot tester? 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