{"id":2669,"date":"2026-07-28T09:00:00","date_gmt":"2026-07-28T01:00:00","guid":{"rendered":"https:\/\/sayoon-dc.com\/?p=2669"},"modified":"2026-07-28T09:00:00","modified_gmt":"2026-07-28T01:00:00","slug":"600v-dc-contactor-voltage-class-notes-system-designers","status":"publish","type":"post","link":"https:\/\/sayoon-dc.com\/ru\/blog\/600v-dc-contactor-voltage-class-notes-system-designers\/","title":{"rendered":"What voltage class rules govern a 600V DC contactor specification?"},"content":{"rendered":"<p style=\"margin:0 0 16px;line-height:1.7\"><strong>A 600V DC contactor requirement lands outside every SAYOON low-voltage family \u2014 CZW classes publish contact voltage up to \u226480 V, SZJ \u226460 V, QZJ \u2264150 V \u2014 so the published answer is the sealed electromagnetic families: SEV models publish a 5\u20131000 V contact span and HEV models publish 200 V and 1000 V class codes, and the RFQ must freeze the class code, DC-1 current, and sealing rows from the exact SKU table.<\/strong><\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">These voltage class notes are for system designers whose DC bus lands in the hundreds of volts and who need the catalog geography before any SKU debate. The low-voltage reference point is the <a href=\"https:\/\/sayoon-dc.com\/ru\/czw-series-dc-contactor\/\">CZW series DC contactors<\/a> pillar; the 600 V answer lives in the sealed families above it.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"SEV30AD sealed HV DC contactor representing the 5-1000 V published class family\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/sev30ad_s1-2.webp\" \/><\/figure>\n<nav class=\"b2b-toc\" style=\"background:#f5f8fa;padding:16px 20px;border-radius:8px;margin:0 0 24px\">\n<h2 style=\"margin:42px 0 14px\">Contents<\/h2>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"#part-1-what-does-a-600v-dc-contactor-requirement-actually-specify\">Part 1. What does a 600V DC contactor requirement actually specify?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-2-why-do-low-voltage-dc-contactor-families-stop-at-80-v\">Part 2. Why do low voltage DC contactor families stop at 80 V?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-3-which-published-families-cover-the-600-v-class\">Part 3. Which published families cover the 600 V class?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-4-how-should-designers-read-voltage-rows-on-published-tables\">Part 4. How should designers read voltage rows on published tables?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-5-which-system-architectures-put-600-v-in-front-of-designers\">Part 5. Which system architectures put 600 V in front of designers?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-6-which-sayoon-models-anchor-a-600-v-class-rfq\">Part 6. Which SAYOON models anchor a 600 V class RFQ?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-7-what-voltage-class-mistakes-derail-system-designs\">Part 7. What voltage-class mistakes derail system designs?<\/a><\/li>\n<\/ul>\n<\/nav>\n<h2 style=\"margin:42px 0 14px\" id=\"part-1-what-does-a-600v-dc-contactor-requirement-actually-specify\">Part 1. What does a 600V DC contactor requirement actually specify?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">A <strong>600V DC contactor<\/strong> requirement names a contact voltage class, and that class must cover the real bus \u2014 nominal voltage plus every charge and transient excursion the system sees. A 600 V nominal battery that charges above nominal needs the class review done on the maximum, not the label.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Voltage class is also the fastest catalog filter that exists. One published line \u2014 contact voltage \u2014 sorts every family into possible and impossible before current, coil, or price enters the debate.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Specification element<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">What it means for the class review<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Where it is published<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Nominal bus voltage<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Starting point only<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">System design documents<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Maximum charge \/ transient voltage<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">The number the class must cover<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">System design + review<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Contact voltage line<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">The published device class<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">SKU table row<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Sealing and ambient rows<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Environment survival at class<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">SKU table rows<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 style=\"margin:42px 0 14px\" id=\"part-2-why-do-low-voltage-dc-contactor-families-stop-at-80-v\">Part 2. Why do low voltage DC contactor families stop at 80 V?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">DC arcs do not extinguish at natural current zeros, so interruption capability is engineered per class \u2014 and the LV families publish exactly where their class ends. On this site those ceilings are explicit table rows.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">LV family<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Published contact voltage cap<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Example SKU rows<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">CZW series<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u226480 V (several classes \u226460 V)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">CZW100A \u226480 V; CZW600A \u226460 V<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">SZJ series<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u226460 V<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">SZJ100A \/ SZJ600A \u226460 V<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">QZJ series<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u2264150 V<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">QZJ100A \/ QZJ600A \u2264150 V<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">The stretch myth dies here. No derating trick turns an \u226480 V published class into a 600 V device; the published cap is the engineering boundary, and everything above it belongs to families built for high <a href=\"https:\/\/en.wikipedia.org\/wiki\/Voltage\" rel=\"nofollow noopener\" target=\"_blank\">voltage<\/a> DC interruption.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-3-which-published-families-cover-the-600-v-class\">Part 3. Which published families cover the 600 V class?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Two sealed electromagnetic families publish classes that contain 600 V. The SEV family publishes a contact voltage span of <strong>5\u20131000 V<\/strong> on its SKU tables, and the HEV family publishes explicit class codes \u2014 <strong>1 -200V; 7 -1000V<\/strong> \u2014 inside its model implication tables.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"HEV-family sealed HV DC contactor used for 600 V class code review\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/hev50ad_s2-1-2.webp\" \/><\/figure>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Published family answer<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Class evidence<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Example SKUs to audit<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">SEV series<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Contact voltage 5\u20131000 V rows<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">SEV30AD (30 A), SEV200AH (200 A), SEV800AH (800 A)<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">HEV series<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Class codes 200 V \/ 1000 V<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">HEV30, HEV100, HEV150<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">Both families pair the class with sealing rows \u2014 <strong>IP68<\/strong> and ambient <strong>-40 to +85 C<\/strong> on the cited SKUs \u2014 which is why 600 V class devices are typically sealed: the construction that interrupts high-voltage DC also isolates the arc chamber from the environment. Deeper sealing context lives in the <a href=\"https:\/\/sayoon-dc.com\/ru\/blog\/epoxy-resin-high-voltage-contactor-marine-ev-use-cases\/\">epoxy resin sealed contactor use cases<\/a> article.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-4-how-should-designers-read-voltage-rows-on-published-tables\">Part 4. How should designers read voltage rows on published tables?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Fast table reading causes the most 600 V mistakes, because two different voltage lists sit near each other on every SKU page.<\/p>\n<ol style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><strong>Coil rated voltage<\/strong> lists control-side options \u2014 6 V, 12 V, 24 V up to 220 V on many SKUs. This is the electromagnet supply, not the load class.<\/li>\n<li style=\"margin:0 0 8px\"><strong>Contact voltage<\/strong> states the load-side class \u2014 the row that must cover 600 V.<\/li>\n<li style=\"margin:0 0 8px\"><strong>Electric strength \/ insulation rows<\/strong> describe test conditions, not operating classes.<\/li>\n<\/ol>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Table row<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Side of the device<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">600 V relevance<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Coil rated voltage (DC V)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Control input<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">None \u2014 pick to match the control net<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Contact voltage (DC V)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Load path<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">The class gate for 600 V<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Electric strength to resist<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Test condition<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Context only<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Rated load current (DC-1)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Load path<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Second gate after class<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">The spec-field discipline that wraps around this reading rule is covered in <a href=\"https:\/\/sayoon-dc.com\/ru\/blog\/high-voltage-dc-contactor-oem-specification-fields-buyers-verify\/\">HV DC contactor specification fields<\/a>.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-5-which-system-architectures-put-600-v-in-front-of-designers\">Part 5. Which system architectures put 600 V in front of designers?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Three architecture waves keep generating 600 V class requirements. Battery systems between the 400 V and 800 V platform poles frequently traverse 600 V during charge; PV legacy designs standardized 600 V string ceilings; and industrial BESS containers stack strings into buses that live in the same band.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">In every case the class question repeats: what is the maximum voltage the switch point sees, and which published family contains it. The <a href=\"https:\/\/sayoon-dc.com\/ru\/blog\/hv-contactor-selection-guide-ev-battery-disconnect\/\">HV contactor selection for EV battery disconnect<\/a> guide carries the EV-specific version of this review.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Architecture<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Why 600 V appears<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Class consequence<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">EV \/ mobility packs<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Charge excursions between platform poles<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Class review on maximum, not nominal<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">PV strings<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Legacy 600 V ceilings<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Sealed class parts at combiner points<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">BESS containers<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Stacked string buses<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">5\u20131000 V span or 1000 V class codes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 style=\"margin:42px 0 14px\" id=\"part-6-which-sayoon-models-anchor-a-600-v-class-rfq\">Part 6. Which SAYOON models anchor a 600 V class RFQ?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Product recommendation:<\/strong> anchor 600 V class RFQs on the <a href=\"https:\/\/sayoon-dc.com\/ru\/product\/sev200ah-high-voltage-epoxy-resin-sealed-dc-contactor\/\">SEV200AH high voltage epoxy resin sealed DC contactor<\/a> \u2014 its published 5\u20131000 V span contains the class, the 200 A DC-1 line fits mainstream strings, and the economizer coil row (H: Start 30\u201350, Keep 1.5\u20135 W) answers long-closed duty budgets.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"SEV200AH sealed HV DC contactor recommended as the 600 V class RFQ anchor\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/sev200ah_s4-1-2.webp\" \/><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Why not other lines without review:<\/strong> the <a href=\"https:\/\/sayoon-dc.com\/ru\/product\/hev100-high-voltage-epoxy-resin-sealed-dc-contactor\/\">HEV100 high voltage epoxy resin sealed DC contactor<\/a> fits programs standardized on HEV class codes when 100 A suffices; SEV30AD covers small 600 V class branches; every LV family SKU is excluded by its published cap, whatever its amp line says.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Fit Boundary:<\/strong> these anchors are not AC switching devices, not protection devices, and not valid when continuous current exceeds their published DC-1 lines \u2014 current class is the second gate after voltage class.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">To confirm a class mapping, <a href=\"https:\/\/sayoon-dc.com\/ru\/contact-us\/\">send your bus voltage worksheet<\/a> with nominal and maximum voltages, current profile, and sealing needs.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-7-what-voltage-class-mistakes-derail-system-designs\">Part 7. What voltage-class mistakes derail system designs?<\/h2>\n<ol style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\">Reviewing the class against nominal voltage and ignoring charge overshoot.<\/li>\n<li style=\"margin:0 0 8px\">Trying to derate an \u226480 V LV part upward instead of changing family.<\/li>\n<li style=\"margin:0 0 8px\">Reading the coil voltage list as if it were the contact class.<\/li>\n<li style=\"margin:0 0 8px\">Passing the voltage gate and forgetting the DC-1 current gate.<\/li>\n<li style=\"margin:0 0 8px\">Ignoring sealing rows on outdoor or washdown 600 V installs.<\/li>\n<li style=\"margin:0 0 8px\">Treating electric-strength test rows as operating ratings.<\/li>\n<li style=\"margin:0 0 8px\">Assigning fault-clearing duty to the contactor instead of breakers.<\/li>\n<\/ol>\n<h2 style=\"margin:42px 0 14px\">References<\/h2>\n<ol style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/High_voltage\" rel=\"nofollow noopener\" target=\"_blank\">High voltage \u2014 Wikipedia<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Voltage\" rel=\"nofollow noopener\" target=\"_blank\">Voltage \u2014 Wikipedia<\/a><\/li>\n<\/ol>\n<h2 style=\"margin:42px 0 14px\">FAQs<\/h2>\n<h3 style=\"margin:28px 0 12px\">What counts as a high voltage DC contactor?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">On this catalog, the sealed families whose published contact classes reach far above the LV caps: SEV models publish 5\u20131000 V spans and HEV models publish 200 V and 1000 V class codes.<\/p>\n<h3 style=\"margin:28px 0 12px\">Can a 48 V class contactor be derated upward for 600 V?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">No. Published contact voltage caps are engineering boundaries, and the LV families stop at \u226480 V, \u226460 V, or \u2264150 V. A 600 V bus changes family, not derating math.<\/p>\n<h3 style=\"margin:28px 0 12px\">Which SAYOON families publish 600 V capable classes?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">The SEV family (contact voltage 5\u20131000 V on cited SKUs) and the HEV family (published class codes 1 -200V; 7 -1000V). Confirm the exact SKU row before RFQ.<\/p>\n<h3 style=\"margin:28px 0 12px\">What is the difference between coil voltage and contact voltage?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Coil voltage is the control-side electromagnet supply, published as an options list. Contact voltage is the load-side class the switch actually interrupts \u2014 the row a 600 V review gates on.<\/p>\n<h3 style=\"margin:28px 0 12px\">What headroom questions belong in a 600 V review?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Record nominal voltage, maximum charge voltage, and transient excursions, then require the published class to contain the maximum. The review documents numbers, not rules of thumb.<\/p>\n<h3 style=\"margin:28px 0 12px\">Why are 600 V class contactors sealed?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">The cited SEV and HEV SKUs pair their high-voltage classes with IP68 sealed chambers and -40 to +85 C ambient rows \u2014 construction that manages high-voltage DC arcs also isolates the chamber.<\/p>\n<h3 style=\"margin:28px 0 12px\">Where should a 600 V class RFQ start on this site?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Start from the SEV and HEV product pages, gate by published contact class and DC-1 current, then send the bus voltage worksheet through the contact page.<\/p>","protected":false},"excerpt":{"rendered":"<p>A 600V DC contactor requirement lands outside every SAYOON low-voltage family \u2014 CZW classes publish contact voltage up to \u226480 V, SZJ \u226460 V, QZJ \u2264150 V \u2014 so the published answer is the sealed electromagnetic families: SEV models publish a 5\u20131000 V contact span and HEV models publish 200 V and 1000 V class [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1208,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2669","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/posts\/2669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/comments?post=2669"}],"version-history":[{"count":1,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/posts\/2669\/revisions"}],"predecessor-version":[{"id":2712,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/posts\/2669\/revisions\/2712"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/media\/1208"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/media?parent=2669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/categories?post=2669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ru\/wp-json\/wp\/v2\/tags?post=2669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}