{"id":4433,"date":"2025-04-27T02:23:54","date_gmt":"2025-04-27T02:23:54","guid":{"rendered":"https:\/\/bright-china.com\/?post_type=product&#038;p=4433"},"modified":"2026-02-28T23:11:05","modified_gmt":"2026-03-01T06:11:05","slug":"protetor-jgfh-125js","status":"publish","type":"product","link":"https:\/\/bright-china.com\/pt\/produto\/protetor-jgfh-125js\/","title":{"rendered":"Protetor limitador de corrente trif\u00e1sico a 4 fios JGFH-125JS\u00a0"},"content":{"rendered":"<h2>Introdu\u00e7\u00e3o ao produto<\/h2>\n<hr \/>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft wp-image-8792 size-medium\" src=\"https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-300x300.webp\" alt=\"Protetor limitador de corrente trif\u00e1sico a 4 fios JGFH-125JS\" width=\"300\" height=\"300\" srcset=\"https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-300x300.webp 300w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-150x150.webp 150w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-768x768.webp 768w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-12x12.webp 12w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-600x600.webp 600w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1-100x100.webp 100w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/JGFH-250JS-1.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><a href=\"https:\/\/bright-china.com\/protectors\/\">Protetor limitador de corrente trif\u00e1sico a 4 fios JGFH-125JS<\/a>\u00a0 \u00e9 um protetor abrangente com uma variedade de fun\u00e7\u00f5es de prote\u00e7\u00e3o, tais como sobretens\u00e3o, subtens\u00e3o, sobrecorrente, fuga, perda de fase e falta de zero, e o produto \u00e9 modular, inteligente, visualizado, etc., e suporta o protocolo de comunica\u00e7\u00e3o Modbus485 padr\u00e3o, e todos os par\u00e2metros de prote\u00e7\u00e3o, tais como <a href=\"https:\/\/jiangguang.net\/\">sobretens\u00e3o<\/a>, A prote\u00e7\u00e3o contra sobretens\u00e3o, subtens\u00e3o e sobrecorrente pode ser definida de acordo com a procura de energia, de modo a garantir que a sobretens\u00e3o, subtens\u00e3o, sobrecorrente, corrente de fuga, curto-circuito, perda de fase, etc. ocorrem na linha. No caso de uma falha como a falta de zero, o protetor pode cortar instantaneamente o fornecimento de energia para proteger o equipamento el\u00e9trico de danos.<\/p>\n<h2>Condi\u00e7\u00f5es de trabalho<\/h2>\n<hr \/>\n<p>1. No caso de sobretens\u00e3o, subtens\u00e3o, sobrecorrente e fuga quando a primeira alimenta\u00e7\u00e3o \u00e9 ligada, o produto ser\u00e1 automaticamente desligado no espa\u00e7o de 3 segundos;<\/p>\n<p>2. A temperatura ambiente n\u00e3o excede +40 \u00b0C, nem \u00e9 inferior a -5 \u00b0C, e a temperatura m\u00e9dia de 24 horas n\u00e3o excede +35 \u00b0C; a +40 \u00b0C, a humidade do ar ambiente n\u00e3o excede 50%.<\/p>\n<p>3. A altura do mar no local da instala\u00e7\u00e3o n\u00e3o deve exceder 2000 metros.<\/p>\n<p>4. N\u00edvel de polui\u00e7\u00e3o III.<\/p>\n<p>5. No ambiente de instala\u00e7\u00e3o, n\u00e3o h\u00e1 meio de risco de explos\u00e3o, nem g\u00e1s corrosivo e isolante, nem poeira condutora, nem invas\u00e3o de chuva e neve.<\/p>\n<h1><span data-slate-fragment=\"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\">Protetor limitador de corrente trif\u00e1sico a 4 fios JGFH-125JS de par\u00e2metros<\/span><\/h1>\n<hr \/>\n<table width=\"332\">\n<tbody>\n<tr>\n<td style=\"background-color: #060a30; border-color: #969696;\" width=\"212\"><span style=\"color: #ffffff;\">Tipo<\/span><\/td>\n<td style=\"background-color: #060a30; border-color: #969696;\" width=\"119\"><span style=\"color: #ffffff;\">JGFH-125JS<\/span><\/td>\n<\/tr>\n<tr>\n<td>Intervalo de regula\u00e7\u00e3o atual<\/td>\n<td>25~125A<\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #dedede;\">Sobretens\u00e3o<\/td>\n<td style=\"background-color: #dedede;\">AC265V<\/td>\n<\/tr>\n<tr>\n<td>Sob tens\u00e3o<\/td>\n<td>AC180V<\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #dedede;\">Intervalo de regula\u00e7\u00e3o da corrente de fuga<\/td>\n<td style=\"background-color: #dedede;\">75mA(5~300mA)<\/td>\n<\/tr>\n<tr>\n<td>Conformidade com<\/td>\n<td>IEC60947-2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>a. 1 vez o tempo de a\u00e7\u00e3o pode ser ajustado de 1 a 120 segundos, sendo a predefini\u00e7\u00e3o de 5 segundos;<\/p>\n<p>b. 1,1 vezes o tempo de a\u00e7\u00e3o \u00e9 inferior a 0,1 segundos;<\/p>\n<p>c. O valor de prote\u00e7\u00e3o contra sobretens\u00e3o AC265V est\u00e1 definido no intervalo de 210-300V,<\/p>\n<p>O tempo de a\u00e7\u00e3o \u00e9 de 0,1 segundos, e o intervalo de defini\u00e7\u00e3o: 0,1-10 segundos;<\/p>\n<p>d. O valor de prote\u00e7\u00e3o contra subtens\u00e3o AC170V est\u00e1 definido para 120-200V,<\/p>\n<p>O tempo de a\u00e7\u00e3o \u00e9 de 0,1 segundos, e o intervalo de defini\u00e7\u00e3o: 0,1-10 segundos;<\/p>\n<p>e. O valor predefinido do desequil\u00edbrio trif\u00e1sico \u00e9 P000, ou seja, o estado fechado;<\/p>\n<p>f. Gama de regula\u00e7\u00e3o da sobreintensidade<\/p>\n<p>Tipo JGFH-125JS\/125: 25 a 125A<\/p>\n<p>Modelo JGFH-250JS\/250: 100 a 250A<\/p>\n<p>Modelo JGFH-400JS\/400: 160 a 400A<\/p>\n<p>g. A gama de defini\u00e7\u00e3o do valor de prote\u00e7\u00e3o da corrente residual: 1 a 1000mA, a predefini\u00e7\u00e3o \u00e9 75mA e o tempo de a\u00e7\u00e3o \u00e9 inferior a 0,1 segundos<\/p>\n<h2>diagrama de cablagem auxiliar e dimens\u00f5es externas<\/h2>\n<hr \/>\n<p><img decoding=\"async\" class=\"alignnone wp-image-8791 size-full lazyload\" data-src=\"https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS.webp\" alt=\"Dimens\u00f5es do protetor limitador de corrente trif\u00e1sico a 4 fios JGFH-125JS\" width=\"800\" height=\"1147\" data-srcset=\"https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS.webp 800w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS-209x300.webp 209w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS-714x1024.webp 714w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS-768x1101.webp 768w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS-8x12.webp 8w, https:\/\/bright-china.com\/wp-content\/uploads\/2025\/04\/Dimensions-of-JGFH-125JS-600x860.webp 600w\" data-sizes=\"(max-width: 800px) 100vw, 800px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 800px; --smush-placeholder-aspect-ratio: 800\/1147;\" \/><\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>O protetor limitador de corrente trif\u00e1sico de 4 fios JGFH-125JS \u00e9 um protetor abrangente com uma variedade de fun\u00e7\u00f5es de prote\u00e7\u00e3o, tais como sobretens\u00e3o, subtens\u00e3o, sobrecorrente, fuga, perda de fase e falta de zero, e as vantagens da modulariza\u00e7\u00e3o do produto, intelig\u00eancia, visualiza\u00e7\u00e3o, etc., ao mesmo tempo que suporta o protocolo de comunica\u00e7\u00e3o Modbus485 padr\u00e3o, todos os par\u00e2metros de prote\u00e7\u00e3o, tais como sobretens\u00e3o, subtens\u00e3o e prote\u00e7\u00e3o de sobrecorrente, podem ser definidos de acordo com a procura de energia para garantir que a sobretens\u00e3o, subtens\u00e3o e sobrecorrente ocorrem na linha<\/p>","protected":false},"featured_media":8792,"template":"","meta":{"_acf_changed":false,"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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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protector, over current, phase loss","_seo_description":"3phase 4wire current limiting protector JGFH-125JS\u00a0 is a comprehensive protector with a variety of protection functions such as overvoltage, undervoltage,"},"product_brand":[],"product_cat":[15,65,69,64,57],"product_tag":[114,99],"class_list":{"0":"post-4433","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-product","7":"product_cat-current-and-voltage-protector","8":"product_cat-voltmeter-ammeter","9":"product_cat-smart-meter","10":"product_cat-smart-protector","11":"product_tag-3phase-4wire-current-limiting-protector","12":"product_tag-current-limiting-protector","13":"desktop-align-center","14":"tablet-align-left","15":"mobile-align-left","16":"ast-product-gallery-layout-horizontal-slider","18":"first","19":"instock","20":"featured","21":"shipping-taxable","22":"product-type-simple"},"acf":[],"seo_title":"3phase 4wire current limiting protector JGFH-125JS\u00a0","seo_keywords":"3phase 4wire current limiting protector, 3 phase voltage protector, over current, phase loss","seo_description":"3phase 4wire current limiting protector JGFH-125JS\u00a0 is a comprehensive protector with a variety of protection functions such as overvoltage, 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