{"id":4239,"date":"2025-10-21T17:04:28","date_gmt":"2025-10-21T17:04:28","guid":{"rendered":"https:\/\/1clickrepair.in\/ESS\/?post_type=product&#038;p=4239"},"modified":"2026-10-28T03:45:51","modified_gmt":"2026-10-28T03:45:51","slug":"gfevf-500-35a-800a-500v-high-speed-fast-semiconductor-fuse","status":"publish","type":"product","link":"https:\/\/essfuse.com\/es\/product\/gfevf-500-35a-800a-500v-high-speed-fast-semiconductor-fuse\/","title":{"rendered":"GFEVF500\u2011Series aR Semiconductor DC Power Fuse 500VDC 35\u2011800A"},"content":{"rendered":"<h1>GFEVF500\u2011Series aR Semiconductor DC Power Fuse 500VDC 35\u2011800A<\/h1>\n<p>GFEVF500\u2011Series aR Semiconductor DC Power Fuse 500VDC 35\u2011800A is north\u2011american standard high\u2011speed aR\u2011class semiconductor DC power fuse. Rated 500VDC with max 50kA breaking capacity, time constant 2.5\u00b10.5\u202fms. Features low arc\u2011voltage, low I\u00b2t let\u2011through energy and low watt losses. Multiple body\u2011diameter bolt\u2011on versions:20R \/26R \/31R \/38R \/51R. Supports parallel installation for higher ampacity. Complies with UL\u2011248\u201113, IEC\u202f60269\u20114, CE and RoHS. Suitable for energy\u2011storage battery\u2011pack, DC drives, reduced\u2011voltage starters, power converters, rectifiers and DC relay backup protection.<\/p>\n<p><a href=\"https:\/\/essfuse.com\/wp-content\/uploads\/2025\/10\/GFEVF500-Series.-35-800A-500Vdc-2.pdf\">GFEVF500-Series.-35-800A-500Vdc-2<\/a><\/p>\n<h2>Caracter\u00edsticas principales<\/h2>\n<ul>\n<li>Model Series: GFEVF500 North\u2011American Style aR Semiconductor DC Power Fuse<\/li>\n<li>Rated Voltage: 500\u202fVDC<\/li>\n<li>Current Range: 35A\u2011800A, Operation Class: aR (semiconductor short\u2011circuit protection)<\/li>\n<li>Max Breaking Capacity: 50kA @500VDC<\/li>\n<li>Time Constant: 2.5\u00b10.5\u202fms<\/li>\n<li>Low arc\u2011voltage, low energy let\u2011through I\u00b2t characteristics<\/li>\n<li>Low watt losses, superior cycling capability<\/li>\n<li>Multi\u2011size bolt\u2011on body:20R \/ 26R \/ 31R \/ 38R \/ 51R for different current grades<\/li>\n<li>Parallel mounting permitted for higher ampacity within dimensional guidelines<\/li>\n<li>High mechanical shock &amp; vibration resistance \u226520g<\/li>\n<li>Compliant: UL\u2011248\u201113, IEC\u202f60269\u20114, CE, RoHS; REACH available upon request<\/li>\n<\/ul>\n<h2>General Technical Specifications<\/h2>\n<table style=\"border: 1px solid #333; border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px; width: 42%;\">Product Series<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">GFEVF500\u2011Series North\u2011American Style aR Semiconductor DC Power Fuse<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Tensi\u00f3n nominal<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">500\u202fV DC<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Rango de corriente nominal<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">35A\u2011800A (aR operation class)<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Max Breaking Capacity<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">50kA @500VDC<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Time Constant<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">2.5\u00b10.5\u202fms<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Mechanical Versions<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">20R \/ 26R \/ 31R \/ 38R \/ 51R bolt\u2011on body diameters<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Vibration Resistance<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">\u226520g<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Standards Compliance<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">UL\u2011248\u201113, IEC\u202f60269\u20114, CE, RoHS<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 10px;\">Temperatura de funcionamiento<\/td>\n<td style=\"border: 1px solid #333; padding: 10px;\">\u20115\u2103 ~ +40\u2103(regular);\u201140\u2103~+85\u2103(allowable)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Part Number List &amp; Electrical Parameters<\/h2>\n<table style=\"border: 1px solid #333; border-collapse: collapse; width: 100%; font\u2011size: 11px;\">\n<tbody>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">N\u00famero de pieza<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">Corriente nominal<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">Melting A\u00b2S<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">Clearing A\u00b2S<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">Power Loss(W)<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">Body Diameter<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u201135A\u201120R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">35A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">49<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">509<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">8<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">20R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u201140A\u201120R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">40A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">111<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">1085<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">8<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">20R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u201150A\u201120R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">50A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">231<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">2624<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">10<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">20R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u201160A\u201120R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">60A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">305<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">3053<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">12<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">20R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u201170A\u201126R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">70A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">392<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">2194<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">14<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">26R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u201190A\u201126R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">90A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">673<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">3901<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">16<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">26R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011100A\u201126R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">100A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">889<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">4876<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">20<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">26R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011125A\u201126R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">125A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">1764<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">10051<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">25<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">26R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011150A\u201126R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">150A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">2412<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">12075<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">28<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">26R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011125A\u201131R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">125A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">1498<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">6122<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">22<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">31R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011150A\u201131R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">150A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">2059<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">8045<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">26<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">31R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011175A\u201131R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">175A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">2714<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">10844<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">34<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">31R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011200A\u201131R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">200A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">4050<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">14867<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">40<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">31R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011225A\u201131R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">225A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">8650<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">33908<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">45<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">31R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011250A\u201131R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">250A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">9094<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51610<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">52<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">31R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011225A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">225A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">5549<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">30873<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">42<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011250A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">250A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">7862<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">44372<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">48<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011275A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">275A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">9859<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">55533<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">54<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011300A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">300A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">12230<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">68624<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">58<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011325A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">325A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">17098<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">87916<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">60<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011350A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">350A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">18096<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">100456<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">65<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011400A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">400A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">23962<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">133253<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">70<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011450A\u201138R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">450A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">33000<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">189670<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">78<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">38R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011450A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">450A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">25688<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">134620<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">70<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011500A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">500A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">42515<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">205322<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">88<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011550A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">550A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">53450<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">249650<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">95<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011600A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">600A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">60133<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">283868<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">110<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011630A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">630A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">73815<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">319280<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">120<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011700A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">700A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">145880<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">515450<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">135<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<tr style=\"border: 1px solid #333;\">\n<td style=\"border: 1px solid #333; padding: 6px;\">GFEVF500\u2011800A\u201151R<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">800A<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">161840<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">565500<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">150<\/td>\n<td style=\"border: 1px solid #333; padding: 6px;\">51R<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Application Scenarios<\/h2>\n<p>GFEVF500\u2011Series aR Semiconductor DC Power Fuse 500VDC 35\u2011800A is dedicated for high\u2011voltage DC new\u2011energy systems: energy\u2011storage battery\u2011pack, DC drives, reduced\u2011voltage starters, power converters, rectifier equipment and DC relay backup protection. aR\u2011class high\u2011speed characteristic provides reliable short\u2011circuit protection for power semiconductors under heavy\u2011fault\u2011current conditions.<\/p>\n<h2>Installation &amp; Operating Notes<\/h2>\n<ul>\n<li>Bolt\u2011on mounting type; apply proper bolt torque to avoid poor contact and over\u2011heating risk.<\/li>\n<li>Recommended continuous operating current \u226475% of fuse rated\u2011current; apply temperature\u2011derating factor for ambient temperature over 40\u2103.<\/li>\n<li>For closed\u2011box \/ high\u2011altitude installation (&gt;2000m), perform rated\u2011current derating in accordance with datasheet requirements.<\/li>\n<li>Parallel mounting is allowed only within dimensional and specification guidelines for higher ampacity.<\/li>\n<li>Do NOT replace fuse under live DC load unless equipped with certified load\u2011break switchgear.<\/li>\n<li>Replace fuse immediately if mechanical damage, crack or deformation occurs on fuse body.<\/li>\n<li>Additional reliability validation test shall be conducted for extremely high\u2011vibration working environments.<\/li>\n<\/ul>\n<h2>Packing &amp; Supply<\/h2>\n<p>Standard bulk package. Sample testing support, OEM customization, stable mass\u2011volume supply for energy\u2011storage, power\u2011converter and new\u2011energy equipment manufacturers. REACH declaration available upon customer request.<\/p>\n<h2>Preguntas frecuentes<\/h2>\n<p><strong>Q: What rating for GFEVF500\u2011Series aR Semiconductor DC Power Fuse 500VDC 35\u2011800A?<\/strong><br \/>\nA: Rated 500VDC, current range 35\u2011800A, aR semiconductor\u2011protection class, max breaking capacity up to 50kA@500VDC.<\/p>\n<p><strong>Q: What is aR\u2011class operation for this fuse?<\/strong><br \/>\nA: aR class is semiconductor\u2011protecting high\u2011speed fuse class, designed for fast short\u2011circuit protection of power semiconductor devices.<\/p>\n<p><strong>Q: What body diameters are available?<\/strong><br \/>\nA: Multiple bolt\u2011on body diameters:20R,26R,31R,38R,51R for different current grades.<\/p>\n<p><strong>Q: What standards does GFEVF500\u2011Series comply with?<\/strong><br \/>\nA: UL\u2011248\u201113, IEC60269\u20114, CE, RoHS compliant; REACH document available on request.<\/p>\n<p><strong>Q: Main application scenarios for GFEVF500\u2011Series?<\/strong><br \/>\nA: Energy\u2011storage battery\u2011pack, DC drives, reduced\u2011voltage starters, power converters, rectifiers and DC relay backup semiconductor short\u2011circuit protection.<\/p>","protected":false},"excerpt":{"rendered":"<pre><code>GFEVF500\u2011Series North\u2011American aR semiconductor DC power fuse, 500VDC 35\u2011800A, 50kA interrupting capacity for energy\u2011storage &amp; DC\u2011drive protection.\r\n<\/code><\/pre>","protected":false},"featured_media":15992,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[140],"product_tag":[],"class_list":["post-4239","product","type-product","status-publish","has-post-thumbnail","product_cat-north-american-semiconductor-fuse","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product\/4239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/comments?post=4239"}],"version-history":[{"count":3,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product\/4239\/revisions"}],"predecessor-version":[{"id":15993,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product\/4239\/revisions\/15993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/media\/15992"}],"wp:attachment":[{"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/media?parent=4239"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product_brand?post=4239"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product_cat?post=4239"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/essfuse.com\/es\/wp-json\/wp\/v2\/product_tag?post=4239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}