{"id":2622,"date":"2026-07-30T11:48:21","date_gmt":"2026-07-30T03:48:21","guid":{"rendered":"https:\/\/eqsvq3fzct.wpdns.site\/product\/dc6-motor-drive-7\/"},"modified":"2026-10-19T09:33:33","modified_gmt":"2026-10-19T01:33:33","slug":"mccb-accessories-under-voltage-contact-ac230v-ac380v-dc240v-dc-24v-with-wiring-or-termial","status":"publish","type":"product","link":"https:\/\/w9-group.com\/ja\/product\/mccb-accessories-under-voltage-contact-ac230v-ac380v-dc240v-dc-24v-with-wiring-or-termial\/","title":{"rendered":"MCCB undervoltage release"},"content":{"rendered":"<div class=\"ksion-pdp--w9-undervoltage-release-2622\">\n<nav class=\"ksion-pdp__jump\" aria-label=\"Product page sections\">\n    <a href=\"#specifications\">Specifications<\/a><a href=\"#selection\">Selection<\/a><a href=\"#evidence\">W9 Group<\/a><a href=\"#resources\">Resources<\/a><a href=\"#faq\">FAQ<\/a><a class=\"ksion-pdp__jump-cta\" href=\"#product-enquiry\">Request a quote<\/a><br \/>\n  <\/nav>\n<section class=\"ksion-pdp__section\" id=\"specifications\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">TECHNICAL DATA<\/p>\n<h2>MCCB Undervoltage Release Specifications and Supply Selection<\/h2>\n<p>The MCCB undervoltage release is offered by W9 Group for voltage-dependent breaker opening and closing permission. The native listing calls it an under-voltage contact, while the functional description identifies a tripping device. Confirm the exact release code, rated control supply and operating thresholds for the compatible MCCB.<\/p>\n<\/div>\n<div class=\"ksion-pdp__table-wrap\">\n<table class=\"ksion-pdp__spec-table\">\n<caption>Undervoltage Release product specifications<\/caption>\n<tbody>\n<tr>\n<th scope=\"row\">Accessory function<\/th>\n<td>Undervoltage tripping and closing inhibition<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Native listing name<\/th>\n<td>Under voltage contact<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Connection options<\/th>\n<td>Wiring \/ terminal<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Control supply selection<\/th>\n<td>Confirm exact AC or DC voltage and frequency where applicable<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Operating thresholds<\/th>\n<td>Request the trip, reset and closing-permission limits for the selected release<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Host compatibility<\/th>\n<td>Confirm breaker series, frame and accessory code<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"ksion-pdp__section ksion-pdp__section--tint\" id=\"selection\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">SELECTION GUIDE<\/p>\n<h2>Selecting an MCCB Undervoltage Trip Release and Timing<\/h2>\n<p>Specify the host MCCB, release code, rated control supply, trip thresholds, delay and reset requirements when requesting a Undervoltage Release quotation from W9 Group.<\/p>\n<\/div>\n<div class=\"ksion-pdp__selection-grid\">\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">01<\/span><\/p>\n<h3>Identify the required function<\/h3>\n<p>Specify voltage-loss opening and closing-inhibition requirements. Confirm whether an instantaneous or delayed release is needed.<\/p>\n<\/article>\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">02<\/span><\/p>\n<h3>Select one control supply<\/h3>\n<p>Match the release coil to the actual AC or DC supply. Confirm the nameplate rating rather than treating voltage options as a universal input.<\/p>\n<\/article>\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">03<\/span><\/p>\n<h3>Confirm thresholds and timing<\/h3>\n<p>Request the release-specific drop-out, pickup and closing-permission limits with the applicable delay.<\/p>\n<\/article>\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">04<\/span><\/p>\n<h3>Verify the host and wiring<\/h3>\n<p>Provide the complete MCCB code and request the accessory mounting diagram, terminals and reset instructions.<\/p>\n<\/article>\n<\/div>\n<div class=\"ksion-pdp__application-note\"><strong>Before specifying Undervoltage Release:<\/strong> Confirm the exact accessory identity and control-voltage thresholds. Do not treat closing permission as a guaranteed automatic-reclosing function.<\/div>\n<\/section>\n<section class=\"ksion-pdp__section\" id=\"evidence\">\n<div class=\"ksion-pdp__evidence-grid\">\n<div class=\"ksion-pdp__evidence-copy\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">ABOUT W9 GROUP<\/p>\n<h2>W9 Group MCCB Undervoltage Release Supply and Support<\/h2>\n<\/p><\/div>\n<p>Zhejiang W9 Group Technology Co., Ltd. supplies low-voltage electrical products. For a Undervoltage Release enquiry, contact W9 Group about configuration and matching product documents.<\/p>\n<div class=\"ksion-pdp__evidence-links\">\n          <a href=\"https:\/\/w9-group.com\/about-us\/\"><span>01<\/span><strong>About W9 Group<\/strong><em>Company profile and low-voltage product range<\/em><\/a><br \/>\n          <a href=\"https:\/\/w9-group.com\/oem-odm\/\"><span>02<\/span><strong>W9 Group OEM \/ ODM<\/strong><em>Ask about branding and configuration for your Undervoltage Release order<\/em><\/a><br \/>\n          <a href=\"https:\/\/w9-group.com\/technical-support\/\"><span>03<\/span><strong>Technical support<\/strong><em>Request model-specific selection and installation documents<\/em><\/a>\n        <\/div>\n<\/p><\/div>\n<figure class=\"ksion-pdp__evidence-media\">\n        <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/oem-circuit-protection-devices.webp\" alt=\"W9 Group OEM and ODM circuit protection product scope\" width=\"1000\" height=\"669\"><figcaption>W9 Group circuit-protection range \u2014 category illustration.<\/figcaption><\/figure>\n<\/p><\/div>\n<\/section>\n<section class=\"ksion-pdp__section ksion-pdp__section--tint\" id=\"resources\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">RELATED RESOURCES<\/p>\n<h2>MCCB Undervoltage Release Wiring and Threshold Documents<\/h2>\n<p>Use technical support and related products to specify Undervoltage Release. Request a datasheet and wiring diagram matching the selected Undervoltage Release configuration.<\/p>\n<\/div>\n<div class=\"ksion-pdp__resource-list\">\n      <a href=\"https:\/\/w9-group.com\/technical-support\/\"><span>TECHNICAL SUPPORT<\/span><strong>Selection and product documentation<\/strong><em>Request the datasheet and wiring drawing for the offered configuration<\/em><\/a><br \/>\n      <a href=\"https:\/\/w9-group.com\/product\/mccb-accessories-shunt-release-with-wiring-or-termial\/\"><span>RELATED PRODUCT<\/span><strong>MCCB shunt release<\/strong><em>Compare function and configuration; request separate model ratings<\/em><\/a><br \/>\n      <a href=\"https:\/\/w9-group.com\/download\/\"><span>DOCUMENTS<\/span><strong>W9 Group download centre<\/strong><em>Request the current document for your quoted Undervoltage Release variant<\/em><\/a>\n    <\/div>\n<\/section>\n<section class=\"ksion-pdp__section\" id=\"faq\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">BUYER FAQ<\/p>\n<h2>MCCB Undervoltage Release FAQs: Trip and Closing Permission<\/h2>\n<p>Find answers about Undervoltage Release selection, configuration and ordering.<\/p>\n<\/div>\n<div class=\"ksion-pdp__faq-list\">\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Is this an undervoltage release or a feedback contact?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">The native title uses contact wording, but the functional body describes undervoltage tripping and closing inhibition. Confirm the release code and function in the quotation.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">What happens when the control voltage falls?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">The source describes breaker opening as the control supply falls and prevention of closing at sufficiently low supply. Confirm the selected release thresholds and time response.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">What control voltage options are available?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">The native listing names AC and DC choices. Confirm the exact orderable voltage, frequency where applicable and release nameplate before selecting a coil.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Is an undervoltage release interchangeable with a shunt release?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Confirm the required operating principle and compatible accessory. Voltage-dependent release and commanded shunt tripping use different control requirements.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Does voltage restoration automatically close the breaker?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Closing permission does not by itself establish automatic reclosing. Confirm the breaker mechanism, reset and complete closing-control scheme.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Can it provide a delayed trip?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">No universal delay option is established here. Request the required delay characteristic and confirm the exact accessory, wiring and supply arrangement.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">What is needed for a Undervoltage Release quotation?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Send the required configuration, quantity, destination market and document requirements. Ask W9 Group to confirm price, minimum order quantity, samples and lead time for the selected configuration.<\/p>\n<\/details>\n<\/div>\n<\/section>\n<section class=\"ksion-pdp__section\" id=\"product-enquiry\">\n<div class=\"ksion-pdp__enquiry\">\n<div class=\"ksion-pdp__enquiry-copy\">\n<p class=\"ksion-pdp__eyebrow\">PRODUCT ENQUIRY<\/p>\n<h2>Request an MCCB Undervoltage Release Quotation<\/h2>\n<p>Tell W9 Group your host MCCB, release code, rated control supply, trip thresholds, delay and reset requirements, quantity and destination market so the selected configuration can be identified.<\/p>\n<\/div>\n<p><a class=\"ksion-pdp__button ksion-pdp__button--primary\" href=\"https:\/\/w9-group.com\/contact-us\/\">Contact W9 Group<\/a><\/div>\n<\/section>\n<\/div>\n<style id=\"kt-product-pdp-styles\">.ksion-pdp--w9-undervoltage-release-2622{all:initial;display:block;isolation:isolate;box-sizing:border-box;--ksion-ink:#172433;--ksion-muted:#5f6e7d;--ksion-blue:#1468a8;--ksion-blue-dark:#0d4878;--ksion-cyan:#37bfd1;--ksion-line:#d9e3ea;--ksion-panel:#f3f7fa;--ksion-paper:#ffffff;--ksion-warm:#fff8e8;color:var(--ksion-ink);background:var(--ksion-paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;font-size:16px;line-height:1.65;margin:0 auto;max-width:none;padding:0 0 72px}.ksion-pdp--w9-undervoltage-release-2622,.ksion-pdp--w9-undervoltage-release-2622 *{box-sizing:border-box}.ksion-pdp--w9-undervoltage-release-2622 a{color:var(--ksion-blue);text-decoration:none}.ksion-pdp--w9-undervoltage-release-2622 a:hover{color:var(--ksion-blue-dark)}.ksion-pdp--w9-undervoltage-release-2622 a:focus-visible{outline:3px solid var(--ksion-cyan);outline-offset:3px}.ksion-pdp--w9-undervoltage-release-2622 h1,.ksion-pdp--w9-undervoltage-release-2622 h2,.ksion-pdp--w9-undervoltage-release-2622 h3,.ksion-pdp--w9-undervoltage-release-2622 p,.ksion-pdp--w9-undervoltage-release-2622 figure{margin:0}.ksion-pdp--w9-undervoltage-release-2622 h1,.ksion-pdp--w9-undervoltage-release-2622 h2,.ksion-pdp--w9-undervoltage-release-2622 h3{color:var(--ksion-ink);font-weight:720;letter-spacing:-.02em;line-height:1.2}.ksion-pdp--w9-undervoltage-release-2622 h1{font-size:clamp(30px,3.4vw,48px);max-width:none}.ksion-pdp--w9-undervoltage-release-2622 h2{font-size:clamp(26px,2.6vw,38px);max-width:none}.ksion-pdp--w9-undervoltage-release-2622 h3{font-size:18px}.ksion-pdp--w9-undervoltage-release-2622 p{line-height:1.65}.ksion-pdp--w9-undervoltage-release-2622 img{display:block;height:auto;max-width:100%}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__jump{align-items:center;border-bottom:1px solid var(--ksion-line);border-top:1px solid var(--ksion-line);display:flex;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:thin;white-space:nowrap}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__jump a{border-radius:0;color:var(--ksion-muted);flex:0 0 auto;font-size:13px;font-weight:700;letter-spacing:.04em;padding:8px 12px;text-transform:uppercase}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__jump a:hover{background:var(--ksion-panel);color:var(--ksion-ink)}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__jump .ksion-pdp__jump-cta{background:var(--ksion-blue);border-radius:4px;color:#fff;margin-left:auto}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__eyebrow{color:var(--ksion-blue);font-size:12px;font-weight:780;letter-spacing:.12em;line-height:1.4;margin-bottom:9px;text-transform:uppercase}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__button{border:1px solid transparent;border-radius:4px;display:inline-flex;font-size:14px;font-weight:720;justify-content:center;letter-spacing:.01em;min-height:48px;padding:12px 20px;transition:background-color .2s ease,border-color .2s ease,color .2s ease,transform .2s ease}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__button:hover{transform:translateY(-2px)}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__button--primary{background:var(--ksion-blue);color:#fff}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__button--primary:hover{background:var(--ksion-blue-dark);color:#fff}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section{padding:0 0 68px;scroll-margin-top:128px}.ksion-pdp--w9-undervoltage-release-2622 #specifications{padding-top:32px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section--tint{background:var(--ksion-panel);border-radius:0;margin-left:0;margin-right:0;padding:48px 0 54px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section--tint + .ksion-pdp__section{padding-top:40px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section-heading{margin-bottom:24px;max-width:840px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section-heading h2{background:transparent;background-image:none;border:0;border-image:none;box-shadow:none;font-size:clamp(28px,2.4vw,35px);letter-spacing:-.02em;line-height:1.22;margin:0;max-width:none;padding:0;text-align:left;text-decoration:none}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section-heading h2::before,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section-heading h2::after{content:none;display:none}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section-heading>p:last-child{color:var(--ksion-muted);line-height:1.65;margin-top:11px;max-width:780px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__table-wrap{border:1px solid var(--ksion-line);border-radius:12px;overflow-x:auto;scroll-margin-top:128px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table{border-collapse:collapse;min-width:760px;width:100%}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table caption{background:var(--ksion-ink);color:#fff;font-size:13px;font-weight:760;letter-spacing:.08em;padding:13px 18px;text-align:left;text-transform:uppercase}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table th,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table td{border-bottom:1px solid var(--ksion-line);line-height:1.55;padding:13px 18px;text-align:left;vertical-align:top}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table tr:last-child th,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table tr:last-child td{border-bottom:0}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table th{color:var(--ksion-muted);font-size:14px;font-weight:640;width:43%}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__spec-table td{color:var(--ksion-ink);font-weight:650}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__selection-grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__selection-card{background:var(--ksion-paper);border:1px solid var(--ksion-line);border-radius:12px;min-height:0;padding:22px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__card-index{color:var(--ksion-blue);display:block;font-size:12px;font-weight:780;letter-spacing:.1em;margin-bottom:20px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__selection-card p{color:var(--ksion-muted);font-size:14.5px;margin-top:10px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__application-note{background:var(--ksion-warm);border-left:4px solid #e3a927;color:#5b4a27;font-size:15px;margin-top:18px;padding:17px 20px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-grid{align-items:start;display:grid;gap:24px;grid-template-columns:repeat(2,minmax(0,1fr))}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-copy{min-width:0;color:var(--ksion-muted)}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-media{align-self:center;border:1px solid var(--ksion-line);border-radius:12px;margin:0;overflow:hidden}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-media img{aspect-ratio:1.5;object-fit:cover;width:100%}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-media figcaption{color:var(--ksion-muted);font-size:13px;line-height:1.5;padding:12px 14px 14px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list{display:grid;gap:10px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links{grid-template-columns:1fr;margin-top:24px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links>br,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list>br{display:none}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list a{background:var(--ksion-panel);border:1px solid var(--ksion-line);border-radius:10px;display:grid;gap:4px;padding:16px 18px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a{grid-template-columns:28px minmax(0,1fr);column-gap:12px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a span{grid-row:1\/3}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a strong,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a em{grid-column:2}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a span,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list a span{color:var(--ksion-blue);font-size:12px;font-weight:780;letter-spacing:.08em}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a strong,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list a strong{color:var(--ksion-ink);font-size:15.5px;line-height:1.4}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links a em,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list a em{color:var(--ksion-muted);font-size:13px;font-style:normal;line-height:1.5}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list{grid-template-columns:repeat(3,minmax(0,1fr))}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list a{background:var(--ksion-paper);min-height:132px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-list{border-top:1px solid var(--ksion-line)}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-item{border-bottom:1px solid var(--ksion-line);margin:0}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-question{align-items:center;color:var(--ksion-ink);cursor:pointer;display:flex;font-size:16px;font-weight:660;justify-content:space-between;line-height:1.5;list-style:none;min-height:64px;padding:16px 4px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-question::-webkit-details-marker{display:none}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-question::after{color:var(--ksion-blue);content:\"+\";flex:0 0 auto;font-size:24px;font-weight:500;line-height:1;margin-left:20px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-item[open] .ksion-pdp__faq-question::after{content:\"\u2212\"}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__faq-answer{color:var(--ksion-muted);font-size:15.5px;line-height:1.7;margin:0;max-width:860px;padding:0 44px 20px 4px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry{align-items:center;background:var(--ksion-blue-dark);border-radius:4px;color:#fff;display:flex;gap:30px;justify-content:space-between;padding:38px 40px;scroll-margin-top:128px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry h2{color:#fff;font-size:clamp(26px,2.6vw,36px);max-width:760px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry .ksion-pdp__eyebrow{color:#82e1eb}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry-copy>p:not(.ksion-pdp__eyebrow){color:#d1e3ee;margin-top:12px;max-width:760px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry .ksion-pdp__button{background:#fff;color:var(--ksion-blue-dark);flex:0 0 auto;min-width:190px;text-align:center;white-space:nowrap}@media (max-width:1024px){.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__selection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:780px){.ksion-pdp--w9-undervoltage-release-2622{font-size:15px;padding:0 16px 48px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__jump{margin:0 -16px;padding:12px 16px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__jump .ksion-pdp__jump-cta{margin-left:0}.ksion-pdp--w9-undervoltage-release-2622 h1{font-size:clamp(30px,8vw,42px)}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section{padding-bottom:54px}.ksion-pdp--w9-undervoltage-release-2622 #specifications{padding-top:24px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__section--tint{padding:36px 0 40px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__selection-grid,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-grid,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__evidence-links,.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__resource-list{grid-template-columns:1fr}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry{align-items:stretch;flex-direction:column;padding:30px 24px}.ksion-pdp--w9-undervoltage-release-2622 .ksion-pdp__enquiry .ksion-pdp__button{width:100%}}<\/style>\n","protected":false},"excerpt":{"rendered":"<p>The MCCB undervoltage release is offered by W9 Group for voltage-dependent breaker opening and closing permission. The native listing calls it an under-voltage contact, while the functional description identifies a tripping device. Confirm the exact release code, rated control supply and operating thresholds for the compatible MCCB.<\/p>\n<p>Request the selected configuration and matching technical documents from W9 Group.<\/p>","protected":false},"featured_media":3048,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[87],"product_tag":[],"class_list":["post-2622","product","type-product","status-publish","has-post-thumbnail","product_cat-mccb-accessories","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/product\/2622","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/comments?post=2622"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/media\/3048"}],"wp:attachment":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/media?parent=2622"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/product_brand?post=2622"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/product_cat?post=2622"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/product_tag?post=2622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}