{"id":2448,"date":"2025-06-19T19:35:58","date_gmt":"2025-06-19T11:35:58","guid":{"rendered":"https:\/\/www.ledphotometer.com\/blog\/eft-immunity-measurement\/"},"modified":"2025-07-03T15:21:41","modified_gmt":"2025-07-03T07:21:41","slug":"medicao-de-imunidade-eft","status":"publish","type":"post","link":"https:\/\/www.ledphotometer.com\/pt\/produtos\/medicao-de-imunidade-eft\/","title":{"rendered":"IEC 61000-4-4 Gerador de transientes r\u00e1pidos el\u00e9ctricos"},"content":{"rendered":"<p>O testador de imunidade EFT61000-4 foi especialmente projetado de acordo com as caracter\u00edsticas e requisitos da medi\u00e7\u00e3o de EFT, sendo uma fonte de interfer\u00eancia ideal para medi\u00e7\u00f5es de EMS. Possui excelente desempenho, como alta estabilidade, alta confiabilidade e facilidade de uso. O EFT61000-4 possui tela LCD sens\u00edvel ao toque com op\u00e7\u00f5es de exibi\u00e7\u00e3o em ingl\u00eas e chin\u00eas.<\/p>\n<p><strong>Padr\u00e3o:<\/strong><br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/IEC61000-4-4-2004-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">IEC 61000-4-4<\/a>\/<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/EN61000-4-4-1995-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">EN 61000-4-4<\/a> \u201cCompatibilidade eletromagn\u00e9tica (EMC) Parte 4-4: T\u00e9cnicas de teste e medi\u00e7\u00e3o \u2014 Teste de imunidade a transientes\/surtos el\u00e9tricos r\u00e1pidos\u201d<\/p>\n<p><b>Especifica\u00e7\u00e3o<\/b>:<\/p>\n<table style=\"width: 101.179%; height: 486px;\">\n<tbody>\n<tr style=\"height: 48px;\">\n<td style=\"height: 48px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\"><strong>Modelo LISUN<\/strong><\/td>\n<td style=\"height: 48px; width: 10.5495%; text-align: center; vertical-align: middle;\" width=\"88\">EFT61000-4<\/td>\n<td style=\"height: 48px; width: 11.5385%; text-align: center; vertical-align: middle;\" width=\"97\">EFT61000-4A<\/td>\n<td style=\"height: 48px; width: 14.5055%; text-align: center; vertical-align: middle;\" width=\"123\">EFT61000-4-32A<\/td>\n<td style=\"height: 48px; width: 14.5055%; text-align: center; vertical-align: middle;\" width=\"123\">EFT61000-4A-32A<\/td>\n<td style=\"height: 48px; width: 14.5055%; text-align: center; vertical-align: middle;\" width=\"123\">EFT61000-4-100A<\/td>\n<td style=\"height: 48px; width: 15.8242%; text-align: center; vertical-align: middle;\" width=\"134\">EFT61000-4A-100A<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Tens\u00e3o de sa\u00edda<\/td>\n<td style=\"height: 24px; width: 10.5495%; text-align: center; vertical-align: middle;\" width=\"88\">0~5kV<\/td>\n<td style=\"height: 24px; width: 11.5385%; text-align: center; vertical-align: middle;\" width=\"97\">0~6kV<\/td>\n<td style=\"height: 24px; width: 14.5055%; text-align: center; vertical-align: middle;\" width=\"123\">0~5kV<\/td>\n<td style=\"height: 24px; width: 14.5055%; text-align: center; vertical-align: middle;\" width=\"123\">0~6kV<\/td>\n<td style=\"height: 24px; width: 14.5055%; text-align: center; vertical-align: middle;\" width=\"123\">0~5kV<\/td>\n<td style=\"height: 24px; width: 15.8242%; text-align: center; vertical-align: middle;\" width=\"134\">0~6kV<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Frequ\u00eancia de pulso<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">1kHz~1.000kHz Ajust\u00e1vel continuamente<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Pulso polar<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\"><span class=\"HwtZe\" lang=\"en\"><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Positivo\/negativo, altern\u00e2ncia autom\u00e1tica positiva e negativa<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Resist\u00eancia interna<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">50\u03a9 \u00b120%\u30011000\u03a9 \u00b120%<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Tempo de subida do pulso<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">5ns \u00b130%<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Largura do pulso (a 50\u03a9)<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">50ns \u00b130%<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Largura do pulso (a 1k\u03a9)<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">35ns\uff5e150ns<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">dura\u00e7\u00e3o do pulso<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">0,01 ms ~ 20 ms<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Per\u00edodo de pulso<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">100ms~500ms<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Tempo de teste<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">1s~9999s<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Fun\u00e7\u00e3o de teste<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">Defina o modo de teste ou o padr\u00e3o IEC.<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Rede de acoplamento\/desacoplamento<\/td>\n<td style=\"height: 24px; width: 22.0879%; text-align: center; vertical-align: middle;\" colspan=\"2\" width=\"185\">CDN integrado, 16A, trif\u00e1sico\/5 linhas<\/td>\n<td style=\"height: 24px; width: 29.011%; text-align: center; vertical-align: middle;\" colspan=\"2\" width=\"246\">CDN integrado, 32A, trif\u00e1sico\/5 linhas<\/td>\n<td style=\"height: 24px; width: 30.3297%; text-align: center; vertical-align: middle;\" colspan=\"2\" width=\"257\">CDN externo, 100A, trif\u00e1sico\/5 linhas<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px; width: 17.4725%; text-align: center; vertical-align: middle;\" width=\"148\">Fonte de alimenta\u00e7\u00e3o em funcionamento<\/td>\n<td style=\"height: 24px; width: 81.4286%; text-align: center; vertical-align: middle;\" colspan=\"6\" width=\"688\">AC220V (110V opcional) \u00b110%, 50\/60Hz<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div id=\"attachment_11960\" class=\"wp-caption aligncenter\" style=\"width: 439px;\">\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-11960 size-full\" src=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/YETBAXK4Z4W6PL5J11.png\" sizes=\"(max-width: 429px) 100vw, 429px\" srcset=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/YETBAXK4Z4W6PL5J11.png 429w, https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/YETBAXK4Z4W6PL5J11-400x185.png 400w\" alt=\"\" width=\"429\" height=\"198\" aria-describedby=\"caption-attachment-11960\" title=\"\"><\/p>\n<p id=\"caption-attachment-11960\" class=\"wp-caption-text\"><span style=\"color: #ff0000;\">Clipe de acoplamento capacitivo EFT-CLAMP<\/span><\/p>\n<\/div>\n<p>Se voc\u00ea for testar linhas de comunica\u00e7\u00e3o, como cabos RJ45, recomendamos o uso da pin\u00e7a de acoplamento capacitivo LISUN EFT-CLAMP. Tamb\u00e9m sugerimos que os clientes utilizem o EFT-DESK com o testador de imunidade EFT61000-4.<\/p>\n<div id=\"attachment_5937\" class=\"wp-caption aligncenter\" style=\"width: 410px;\">\n<p><img decoding=\"async\" class=\"size-medium wp-image-5937\" src=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/EFT-DESK_AL1-400x400.jpg\" sizes=\"(max-width: 400px) 100vw, 400px\" srcset=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/EFT-DESK_AL1-400x400.jpg 400w, https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/EFT-DESK_AL1-100x100.jpg 100w, https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/EFT-DESK_AL1-768x768.jpg 768w, https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/EFT-DESK_AL1-1080x1080.jpg 1080w, https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/EFT-DESK_AL1.jpg 1200w\" alt=\"\" width=\"400\" height=\"400\" aria-describedby=\"caption-attachment-5937\" title=\"\"><\/p>\n<p id=\"caption-attachment-5937\" class=\"wp-caption-text\"><span style=\"color: #ff0000;\">Mesa de Teste EFT<\/span><\/p>\n<\/div>\n<p><strong><a href=\"https:\/\/www.lisungroup.com\/news\/technology-news\/lisun-eft61000-4-eft-immunity-measurement-after-sales-questions-and-answers.html\" target=\"_blank\" rel=\"noopener\">LISUN EFT61000-4 Medi\u00e7\u00e3o de Imunidade EFT \u2013 Perguntas Frequentes sobre o P\u00f3s-Venda (FAQ)<\/a><br \/>\n<\/strong>O medidor de imunidade EFT61000-4 da LISUN est\u00e1 no mercado h\u00e1 mais de 10 anos. A equipe de engenheiros de servi\u00e7o da LISUN j\u00e1 compilou a maioria das perguntas e respostas p\u00f3s-venda no link acima. Leia atentamente, pois voc\u00ea poder\u00e1 solucionar a maioria dos problemas caso tenha alguma d\u00favida ao usar o instrumento. A LISUN continuar\u00e1 atualizando esta p\u00e1gina e mais perguntas frequentes podem ser encontradas neste link.<\/p>","protected":false},"excerpt":{"rendered":"<p>The EFT61000-4 EFT immunity tester is especially designed according to the characteristics and requirements of EFT measurement and it is an ideal disturbance source of EMS measurement. It has fine performance, such as high stability, high reliability, easy to use etc.\u00a0 EFT61000-4 has LCD touch screen in both English and Chinese. Standard: IEC 61000-4-4\/EN 61000-4-4 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3217,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[202],"class_list":["post-2448","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-products","tag-eft61000-4"],"_links":{"self":[{"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/posts\/2448","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/comments?post=2448"}],"version-history":[{"count":0,"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/posts\/2448\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/media\/3217"}],"wp:attachment":[{"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/media?parent=2448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/categories?post=2448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ledphotometer.com\/pt\/wp-json\/wp\/v2\/tags?post=2448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}