{"id":1430,"date":"2026-04-28T01:37:03","date_gmt":"2026-04-28T01:37:03","guid":{"rendered":"https:\/\/cnfuerte.com\/?post_type=product&#038;p=1430"},"modified":"2026-07-09T07:07:43","modified_gmt":"2026-07-09T07:07:43","slug":"yh510w-21-yh510w-21j-surge-arrester","status":"publish","type":"product","link":"https:\/\/cnfuerte.com\/ru\/product\/yh510w-21-yh510w-21j-surge-arrester\/","title":{"rendered":"YH5(10)W-21 \/ YH5(10)W-21J Surge Arrester"},"content":{"rendered":"<h2>Technical parameter.<\/h2>\n<table width=\"1497\" cellspacing=\"0px\" cellpadding=\"5\">\n<tbody>\n<tr class=\"firstRow\">\n<th>Electrical characteristics<\/th>\n<th colspan=\"2\">Specification<\/th>\n<th>Unit<\/th>\n<\/tr>\n<tr>\n<td>Rated voltage of Surge arrreser<\/td>\n<td colspan=\"2\">21<\/td>\n<td>kV<\/td>\n<\/tr>\n<tr>\n<td>Nominal discharge current<\/td>\n<td>5<\/td>\n<td>10<\/td>\n<td>kA<\/td>\n<\/tr>\n<tr>\n<td>Rated frequency<\/td>\n<td colspan=\"2\">50<\/td>\n<td>Hz<\/td>\n<\/tr>\n<tr>\n<td>Maximum continuous operating voltage<\/td>\n<td colspan=\"2\">17<\/td>\n<td>kV<\/td>\n<\/tr>\n<tr>\n<td>Steep current impulse residual voltage<\/td>\n<td colspan=\"2\">71.8<\/td>\n<td>kV(Crest)<\/td>\n<\/tr>\n<tr>\n<td>Lightning Impulse residual voltage<\/td>\n<td colspan=\"2\">63<\/td>\n<td>kV(Crest)<\/td>\n<\/tr>\n<tr>\n<td>Switching Impulse residual voltage<\/td>\n<td colspan=\"2\">54.2<\/td>\n<td>kV(Crest)<\/td>\n<\/tr>\n<tr>\n<td>Long duration current impulse<br \/>\nwithstand voltage<\/td>\n<td>150<\/td>\n<td>250<\/td>\n<td>A<\/td>\n<\/tr>\n<tr>\n<td>High current impulses<\/td>\n<td>65<\/td>\n<td>100<\/td>\n<td>kA (Crest)<\/td>\n<\/tr>\n<tr>\n<td>Rated Short-circuit current<\/td>\n<td colspan=\"2\">20 \/ 12 \/ 6 \/ 0.6 \u00b1 0.2<\/td>\n<td>kA<\/td>\n<\/tr>\n<tr>\n<td>Class of Surge arrester<\/td>\n<td colspan=\"2\">Class 1 or Class 2<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Application<\/td>\n<td colspan=\"2\">Distribution type<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>With or without gap<\/td>\n<td colspan=\"2\">Gapless<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Designation of arrester<\/td>\n<td colspan=\"2\">Design B<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Spare parts<\/th>\n<th><\/th>\n<th><\/th>\n<th><\/th>\n<\/tr>\n<tr>\n<td>NEMA A or B mounting bracket<\/td>\n<td colspan=\"2\">with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Disconnector<\/td>\n<td colspan=\"2\">with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Earth lead<\/td>\n<td colspan=\"2\">with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Bird guard cap<\/td>\n<td colspan=\"2\">with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Line clamp<\/td>\n<td colspan=\"2\">with\/without<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Upper terminal (incoming line) bolt size<\/td>\n<td colspan=\"2\">M12<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Lower termina (outgoing line) bolt size<\/td>\n<td colspan=\"2\">M10<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Material<\/th>\n<th><\/th>\n<th><\/th>\n<th><\/th>\n<\/tr>\n<tr>\n<td>Upper terminal<\/td>\n<td colspan=\"2\">Stainless steel 304<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Housing<\/td>\n<td colspan=\"2\">Polymer type<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Color of housing<\/td>\n<td colspan=\"2\">Dark grey \/ light grey<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Varistor<\/td>\n<td colspan=\"2\">High quality zinc oxide varistor<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Size of Varistor<\/td>\n<td colspan=\"2\">35mm \/ 38mm \/40mm \/ 42mm<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Package<\/th>\n<th><\/th>\n<th><\/th>\n<th><\/th>\n<\/tr>\n<tr>\n<td>Qty\/package<\/td>\n<td colspan=\"2\">3<\/td>\n<td>pc\/carton<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td colspan=\"2\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Service conditions<\/th>\n<th colspan=\"2\"><\/th>\n<th><\/th>\n<\/tr>\n<tr>\n<td>Environment maximum temperature<\/td>\n<td colspan=\"2\">40<\/td>\n<td>\u2103<\/td>\n<\/tr>\n<tr>\n<td>Pollution level<\/td>\n<td colspan=\"2\">Heavy<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Altitude<\/td>\n<td colspan=\"2\">1000<\/td>\n<td>Meter<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td colspan=\"2\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Standard<\/th>\n<th colspan=\"2\">IEC60099-4:2014<\/th>\n<th colspan=\"1\"><\/th>\n<\/tr>\n<\/tbody>\n<\/table>","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: 21kV<\/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":1431,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[31],"product_tag":[],"class_list":["post-1430","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\/ru\/wp-json\/wp\/v2\/product\/1430","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/media\/1431"}],"wp:attachment":[{"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/media?parent=1430"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/product_brand?post=1430"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/product_cat?post=1430"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnfuerte.com\/ru\/wp-json\/wp\/v2\/product_tag?post=1430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}