{"id":1103,"date":"2026-04-24T03:10:48","date_gmt":"2026-04-24T03:10:48","guid":{"rendered":"https:\/\/cnfuerte.com\/?post_type=product&#038;p=1103"},"modified":"2026-09-12T03:15:44","modified_gmt":"2026-09-12T03:15:44","slug":"y510w-33-surge-arrester","status":"publish","type":"product","link":"https:\/\/cnfuerte.com\/id\/product\/y510w-33-surge-arrester\/","title":{"rendered":"Y5(10)W-33 Surge Arrester"},"content":{"rendered":"<style id=\"kt-product-pdp-styles\">.la-pdp{--la-green:#01923f;--la-green-dark:#0b6f36;--la-ink:#1f1f1f;--la-muted:#616161;--la-line:#dfe6e2;--la-soft:#f5f9f6;color:var(--la-ink);font-family:Figtree,Arial,sans-serif;font-size:17px;line-height:1.65}.la-pdp *{box-sizing:border-box}.la-pdp h2,.la-pdp h3{font-family:ABBvoiceDisplay,Figtree,Arial,sans-serif}.la-pdp h2{margin:0 0 16px;color:var(--la-ink);font-size:clamp(30px,3.3vw,46px);font-weight:600;line-height:1.12;letter-spacing:-.025em}.la-pdp h3{margin:0 0 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.la-pdp__actions>a.la-pdp__button:focus-visible{color:#0b6f36;text-decoration:none}@media(max-width:991px){.la-pdp__facts{grid-template-columns:repeat(2,minmax(0,1fr))}.la-pdp__fact:nth-child(3){padding-left:0;border-left:0;border-top:1px solid var(--la-line)}.la-pdp__fact:nth-child(4){border-top:1px solid var(--la-line)}.la-pdp__metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.la-pdp__oem-panel{grid-template-columns:1fr}.la-pdp__oem-visual{width:100%;max-width:760px}.la-pdp__oem-visual img{height:auto;min-height:0;aspect-ratio:4\/3}}@media(max-width:767px){.la-pdp{font-size:16px}.la-pdp h2{font-size:clamp(28px,9vw,36px)}.la-pdp__hero{margin-bottom:56px;padding:26px 20px}.la-pdp__facts,.la-pdp__split{grid-template-columns:1fr}.la-pdp__fact,.la-pdp__fact+.la-pdp__fact,.la-pdp__fact:nth-child(3){padding:16px 0;border-top:1px solid 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img{height:auto;min-height:0;aspect-ratio:4\/3;object-fit:cover}<\/style>\n<div class=\"la-pdp\">\n<section class=\"la-pdp__hero\" aria-labelledby=\"la-overview\">\n<p class=\"la-pdp__eyebrow\">Metal oxide surge arrester<\/p>\n<h2 id=\"la-overview\">Y5(10)W-33 Surge Arrester for Distribution Overvoltage Protection<\/h2>\n<p class=\"la-pdp__lead\">The supplier table identifies Y5(10)W-33 as a 33 kV, 50 Hz, gapless Design B distribution-type surge arrester with 5 \/ 10 kA nominal discharge-current options and 27.5 kV maximum continuous operating voltage.<\/p>\n<dl class=\"la-pdp__facts\">\n<div class=\"la-pdp__fact\">\n<dt>Rated voltage<\/dt>\n<dd>33 kV<\/dd>\n<\/div>\n<div class=\"la-pdp__fact\">\n<dt>Nominal discharge current<\/dt>\n<dd>5 \/ 10 kA<\/dd>\n<\/div>\n<div class=\"la-pdp__fact\">\n<dt>MCOV<\/dt>\n<dd>27.5 kV<\/dd>\n<\/div>\n<div class=\"la-pdp__fact\">\n<dt>Published standard<\/dt>\n<dd>IEC60099-4:2014<\/dd>\n<\/div>\n<\/dl>\n<p class=\"la-pdp__standard\">The source lists IEC60099-4:2014. Confirm the required standard edition, arrester class and project acceptance documents before ordering.<\/p>\n<p class=\"la-pdp__actions\"><a class=\"la-pdp__button\" href=\"#inquiry-form\">Request a configuration review<\/a><a class=\"la-pdp__text-link\" href=\"https:\/\/cnfuerte.com\/lightning-arrester\/\">Browse lightning arresters<\/a><\/p>\n<\/section>\n<section class=\"la-pdp__section\" aria-labelledby=\"la-specifications\">\n<div class=\"la-pdp__section-head\">\n<p class=\"la-pdp__eyebrow\">Published technical data<\/p>\n<h2 id=\"la-specifications\">Y5(10)W-33 Technical Parameters<\/h2>\n<p class=\"la-pdp__section-intro\">Review the published electrical characteristics together with the selectable accessories, material options, package information and service conditions.<\/p>\n<\/div>\n<div class=\"la-pdp__table-wrap\" role=\"region\" aria-label=\"Y5(10)W-33 technical parameter table\" tabindex=\"0\">\n<table class=\"la-pdp__table\">\n<thead>\n<tr>\n<th>Parameter<\/th>\n<th>Published value<\/th>\n<th>Unit<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Rated voltage of Surge arrreser<\/th>\n<td>33<\/td>\n<td>kV<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Nominal discharge current<\/th>\n<td>5 \/ 10<\/td>\n<td>kA<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated frequency<\/th>\n<td>50<\/td>\n<td>Hz<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum continuous operating voltage<\/th>\n<td>27.5<\/td>\n<td>kV<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Steep current impulse residual voltage<\/th>\n<td>112<\/td>\n<td>kV(Crest)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Lightning Impulse residual voltage<\/th>\n<td>99<\/td>\n<td>kV(Crest)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Switching Impulse residual voltage<\/th>\n<td>86.7<\/td>\n<td>kV(Crest)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Long duration current impulse withstand voltage<\/th>\n<td>150 \/ 250<\/td>\n<td>A<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">High current impulses<\/th>\n<td>65 \/ 100<\/td>\n<td>kA (Crest)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated Short-circuit current<\/th>\n<td>20 \/ 12 \/ 6 \/ 0.6 \u00b1 0.2<\/td>\n<td>kA<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Class of Surge arrester<\/th>\n<td>Class 1 or Class 2<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Application<\/th>\n<td>Distribution type<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">With or without gap<\/th>\n<td>Gapless<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Designation of arrester<\/th>\n<td>Design B<\/td>\n<td><\/td>\n<\/tr>\n<tr data-group=\"section\">\n<th colspan=\"3\">Spare parts<\/th>\n<\/tr>\n<tr>\n<th scope=\"row\">NEMA A or B mounting bracket<\/th>\n<td>with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Disconnector<\/th>\n<td>with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Earth lead<\/th>\n<td>with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Bird guard cap<\/th>\n<td>with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Line clamp<\/th>\n<td>with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Upper terminal (incoming line) bolt size<\/th>\n<td>M12<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Lower termina (outgoing line) bolt size<\/th>\n<td>M10<\/td>\n<td><\/td>\n<\/tr>\n<tr data-group=\"section\">\n<th colspan=\"3\">Material<\/th>\n<\/tr>\n<tr>\n<th scope=\"row\">Upper terminal<\/th>\n<td>Stainless steel 304<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Housing<\/th>\n<td>Polymer type<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Color of housing<\/th>\n<td>Dark grey \/ light grey<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Varistor<\/th>\n<td>High quality zinc oxide varistor<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Size of Varistor<\/th>\n<td>35mm \/ 38mm \/40mm \/ 42mm<\/td>\n<td><\/td>\n<\/tr>\n<tr data-group=\"section\">\n<th colspan=\"3\">Package<\/th>\n<\/tr>\n<tr>\n<th scope=\"row\">Qty\/package<\/th>\n<td>3<\/td>\n<td>pc\/carton<\/td>\n<\/tr>\n<tr data-group=\"section\">\n<th colspan=\"3\">Service conditions<\/th>\n<\/tr>\n<tr>\n<th scope=\"row\">Environment maximum temperature<\/th>\n<td>40<\/td>\n<td>\u2103<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Pollution level<\/th>\n<td>Heavy<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Altitude<\/th>\n<td>1000<\/td>\n<td>Meter<\/td>\n<\/tr>\n<tr data-group=\"standard\">\n<th>Standard<\/th>\n<td>IEC60099-4:2014<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"la-pdp__note\">Confirm the selected rating against the system voltage, earthing arrangement, insulation coordination, installation altitude and pollution conditions.<\/p>\n<\/section>\n<section class=\"la-pdp__section\" aria-labelledby=\"la-selection\">\n<div class=\"la-pdp__section-head\">\n<p class=\"la-pdp__eyebrow\">Selection checklist<\/p>\n<h2 id=\"la-selection\">Prepare the Surge Arrester RFQ<\/h2>\n<\/div>\n<ol class=\"la-pdp__selection\">\n<li><strong>State the system and arrester voltage.<\/strong> Include the nominal system voltage, arrester rated voltage and MCOV.<\/li>\n<li><strong>Confirm discharge duty.<\/strong> Specify nominal discharge current, required residual-voltage limits and the project duty cycle.<\/li>\n<li><strong>Define installation conditions.<\/strong> Include altitude, pollution level, maximum ambient temperature and mounting position.<\/li>\n<li><strong>Select hardware and accessories.<\/strong> Confirm brackets, line clamps, earth leads, disconnectors, bird guards, counters or monitors.<\/li>\n<li><strong>List document requirements.<\/strong> State the applicable standard edition, drawings, test evidence and acceptance documents required by the project.<\/li>\n<\/ol>\n<\/section>\n<section class=\"la-pdp__section\" aria-labelledby=\"la-configuration\">\n<div class=\"la-pdp__section-head\">\n<p class=\"la-pdp__eyebrow\">Configuration and supply boundary<\/p>\n<h2 id=\"la-configuration\">Review the Y5(10)W-33 Configuration<\/h2>\n<p class=\"la-pdp__section-intro\">The supplier table lists a polymer housing, Grade 304 stainless steel upper terminal and zinc oxide varistor options sized 35mm \/ 38mm \/40mm \/ 42mm.<\/p>\n<\/div>\n<div class=\"la-pdp__split\">\n<article class=\"la-pdp__option\">\n<h3>Electrical coordination<\/h3>\n<p>Confirm rated voltage, MCOV, nominal discharge current and residual-voltage limits against the project study.<\/p>\n<\/article>\n<article class=\"la-pdp__option\">\n<h3>Mounting hardware<\/h3>\n<p>State bracket pattern, terminal connection, line clamp and earth-lead requirements in the inquiry.<\/p>\n<\/article>\n<article class=\"la-pdp__option\">\n<h3>Failure indication<\/h3>\n<p>Confirm whether the supply should include a disconnector, insulating base, counter or monitor.<\/p>\n<\/article>\n<article class=\"la-pdp__option\">\n<h3>Commercial boundary<\/h3>\n<p>Quantity, packing, delivery schedule, test documents and destination requirements depend on quotation.<\/p>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"la-pdp__section la-pdp__scale\" aria-labelledby=\"la-company\">\n<div class=\"la-pdp__section-head la-pdp__section-head--center\">\n<p class=\"la-pdp__eyebrow\">Company scale<\/p>\n<h2 id=\"la-company\">Fuerte at a Glance<\/h2>\n<p class=\"la-pdp__section-intro\">FUERTE lists 1985 as its founding year, 220+ employees and a 36,000 m\u00b2 built-up area. These supplier-published figures provide context for manufacturing and project support.<\/p>\n<\/div>\n<div class=\"la-pdp__metric-grid\">\n<article class=\"la-pdp__metric-card\">\n<p class=\"la-pdp__metric-value\">1985<\/p>\n<h3>Founded in<\/h3>\n<p>Supplier-published company history<\/p>\n<\/article>\n<article class=\"la-pdp__metric-card\">\n<p class=\"la-pdp__metric-value\">220+<\/p>\n<h3>Employees<\/h3>\n<p>Published workforce scale<\/p>\n<\/article>\n<article class=\"la-pdp__metric-card\">\n<p class=\"la-pdp__metric-value\">36,000 m\u00b2<\/p>\n<h3>Built-up area<\/h3>\n<p>Published manufacturing footprint<\/p>\n<\/article>\n<article class=\"la-pdp__metric-card\">\n<p class=\"la-pdp__metric-value\">OEM<\/p>\n<h3>&amp; ODM support<\/h3>\n<p>Subject to technical review<\/p>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"la-pdp__section la-pdp__oem-panel\" aria-labelledby=\"la-oem\">\n<div class=\"la-pdp__oem-copy\">\n<p class=\"la-pdp__eyebrow\">OEM &amp; ODM capability<\/p>\n<h2 id=\"la-oem\">Custom Support for Arrester Projects<\/h2>\n<p class=\"la-pdp__section-intro\">FUERTE&#8217;s published OEM and ODM scope includes voltage\/current adaptation, mounting hardware, nameplates, packaging and shipping marks.<\/p>\n<ul class=\"la-pdp__capability-list\">\n<li><span class=\"la-pdp__capability-icon\" aria-hidden=\"true\">\u2713<\/span>\n<p><strong>Electrical configuration<\/strong><span>Review rated voltage, MCOV, discharge current, residual voltage and service conditions.<\/span><\/p>\n<\/li>\n<li><span class=\"la-pdp__capability-icon\" aria-hidden=\"true\">\u2713<\/span>\n<p><strong>Hardware selection<\/strong><span>Confirm brackets, terminals, disconnectors, bird guards, counters and monitors.<\/span><\/p>\n<\/li>\n<li><span class=\"la-pdp__capability-icon\" aria-hidden=\"true\">\u2713<\/span>\n<p><strong>Project documentation<\/strong><span>State drawing, marking, packing and acceptance-document requirements before quotation.<\/span><\/p>\n<\/li>\n<\/ul>\n<\/div>\n<figure class=\"la-pdp__oem-visual\"><img src=\"https:\/\/cnfuerte.com\/wp-content\/uploads\/2026\/04\/team-meeting.webp\" alt=\"FUERTE electrical product showroom\" width=\"800\" height=\"600\" loading=\"lazy\" decoding=\"async\" \/><\/figure>\n<div class=\"la-pdp__oem-footer\">\n<p class=\"la-pdp__support-boundary\">Availability depends on technical review and quotation. <a class=\"la-pdp__text-link\" href=\"https:\/\/cnfuerte.com\/about-us\/\">View company background<\/a>, <a class=\"la-pdp__text-link\" href=\"https:\/\/cnfuerte.com\/oem-odm\/\">review the OEM and ODM scope<\/a>, or <a class=\"la-pdp__text-link\" href=\"https:\/\/cnfuerte.com\/blog\/mv-surge-arrester-rfq-checklist\/\">use the surge arrester RFQ checklist<\/a>.<\/p>\n<p class=\"la-pdp__actions\"><a class=\"la-pdp__button\" href=\"#inquiry-form\">Send your arrester requirements<\/a><\/p>\n<\/div>\n<\/section>\n<section class=\"la-pdp__section\" aria-labelledby=\"la-faq\">\n<div class=\"la-pdp__section-head\">\n<p class=\"la-pdp__eyebrow\">Frequently asked questions<\/p>\n<h2 id=\"la-faq\">Y5(10)W-33 Surge Arrester FAQ<\/h2>\n<\/div>\n<div class=\"la-pdp__faq\">\n<div class=\"la-pdp__faq-item\">\n<h3>What rated voltage and MCOV are published for Y5(10)W-33?<\/h3>\n<p>The table lists 33 kV rated voltage and 27.5 kV maximum continuous operating voltage.<\/p>\n<\/div>\n<div class=\"la-pdp__faq-item\">\n<h3>What residual-voltage values are shown?<\/h3>\n<p>The published steep-current, lightning-impulse and switching-impulse residual voltages are 112 kV, 99 kV and 86.7 kV crest respectively.<\/p>\n<\/div>\n<div class=\"la-pdp__faq-item\">\n<h3>Is the arrester gapped or gapless?<\/h3>\n<p>The source identifies the product as a gapless, Design B, distribution-type arrester.<\/p>\n<\/div>\n<div class=\"la-pdp__faq-item\">\n<h3>What should the RFQ include?<\/h3>\n<p>State the system voltage, MCOV, nominal discharge current, residual-voltage limits, short-circuit requirement, mounting hardware, disconnector, terminal sizes, quantity and destination market.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"la-pdp__quote\" aria-labelledby=\"la-quote\">\n<p class=\"la-pdp__eyebrow\">Configuration review<\/p>\n<h2 id=\"la-quote\">Send the Y5(10)W-33 Requirements<\/h2>\n<p>Provide system voltage, arrester rated voltage, MCOV, nominal discharge current, residual-voltage limits, mounting and accessory requirements, quantity, destination market and required documents.<\/p>\n<p class=\"la-pdp__actions\"><a class=\"la-pdp__button\" href=\"#inquiry-form\">Go to the quote form<\/a><\/p>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<ul>\n<li>The surge arrester is assembled above overhead distribution transformers, where they shunt the energy from overvoltage events (especially lightning effects) to a ground connection and protect the equipment against damage in system.<\/li>\n<li><strong>Characteristic:<\/strong><\/li>\n<li>Voltage: 33kV<\/li>\n<li>Current: 5kA \/ 10kA<\/li>\n<li>Application: Overhead Distribution Line<\/li>\n<li>Standard: IEC60099-4<\/li>\n<\/ul>","protected":false},"featured_media":1104,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[31],"product_tag":[],"class_list":["post-1103","product","type-product","status-publish","has-post-thumbnail","product_cat-lightning-arrester","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/product\/1103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/media\/1104"}],"wp:attachment":[{"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/media?parent=1103"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/product_brand?post=1103"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/product_cat?post=1103"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnfuerte.com\/id\/wp-json\/wp\/v2\/product_tag?post=1103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}