{"id":32403,"date":"2023-11-06T14:11:19","date_gmt":"2023-11-06T12:11:19","guid":{"rendered":"https:\/\/ardetem-sfere.com\/?post_type=product&#038;p=32403"},"modified":"2023-11-06T17:35:48","modified_gmt":"2023-11-06T15:35:48","slug":"reles-diferencials-tipus-b-elrv21-31","status":"publish","type":"product","link":"https:\/\/ardetem-sfere.com\/ca\/produit\/reles-diferencials-tipus-b-elrv21-31\/","title":{"rendered":"ELRv21-31 > Rel\u00e9s Diferencials TIPUS B"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p><strong>Els Rel\u00e9s Diferencials ELRv21-31 s\u00f3n rel\u00e9s limitadors de corrent de fuites a terra de Tipus B.<\/strong><\/p>\n<p>Combinats amb un toro\u00efdal de mesura i un disjuntor, es poden utilitzar en xarxes TT, IT i TNS de baixa tensi\u00f3 per realitzar les funcions seg\u00fcents:<\/p>\n<ul>\n<li><strong>Protecci\u00f3 contra contactes directes<\/strong><br \/>\n<strong><\/strong><\/li>\n<li><strong>Protecci\u00f3 addicional contra contactes indirectes<\/strong><br \/>\n<strong><\/strong><\/li>\n<li><strong>Limitaci\u00f3 del corrent de fuites<\/strong><br \/>\n<strong><\/strong><\/li>\n<li><strong>Protecci\u00f3 contra incendis<\/strong><\/li>\n<\/ul>\n<p>La seva immunitat refor\u00e7ada i la seva t\u00e8cnica de mesura TRMS garanteixen la m\u00e0xima seguretat i continu\u00eftat del funcionament el\u00e8ctric, evitant desconnexions intempestives. A m\u00e9s, disposen d&#8217;una sortida de prealarma que permet anticipar les fallades d&#8217;a\u00efllament sense que es produeixin talls indesitjats.<\/p>\n<p>Els ELRv30 i ELRv31 disposen d&#8217;una funci\u00f3 de reconnexi\u00f3 autom\u00e0tica per mantenir la continu\u00eftat de servei necess\u00e0ria en determinades instal\u00b7lacions sensibles o a\u00efllades.<span><\/span><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Caracter\u00edstiques i Avantatges<br \/>\n<\/strong><\/em><\/span><\/p>\n<ul>\n<li>Pantalla LCD<\/li>\n<li>Sensibilitat programable<\/li>\n<li>2 sortides de rel\u00e9: alarma principal + reconnexi\u00f3 o contacte de fi de cicle de prealarma<\/li>\n<li>Prova d&#8217; alarma i rearmament mitjan\u00e7ant teclat o comandament extern<\/li>\n<li>Prova de connexi\u00f3 amb toro\u00efdal<\/li>\n<li>Funci\u00f3 de rearmament autom\u00e0tic<\/li>\n<\/ul>\n<p><strong><u><em>ESPECIFICACIONS T\u00c8CNIQUES<\/em><\/u><\/strong><strong><u><em><\/em><\/u><\/strong><\/p>\n<ul>\n<li><strong><\/strong>Ajust del temporitzador<\/li>\n<li>Ajust del disparador<\/li>\n<li>Ajust de la sensibilitat (I\u2206n) : 0.030 \u2013 0.1 \u2013 0.2 \u2013 0.3 \u2013 0.5 \u2013 1 \u2013 2 \u2013 3A<\/li>\n<li>Ajust de la hist\u00e8resi<\/li>\n<li>Sortides d\u00b4alarma: 1 contacte RT per alarma, 8A\/250Vac en c\u00e0rrega resistiva<\/li>\n<li>Control extern<\/li>\n<li>Temperatura de funcionament: -5 a +55\u00b0C<\/li>\n<li>Grau de protecci\u00f3: IP20<\/li>\n<li>A\u00efllament: 2kV-50Hz-1min (entre alimentaci\u00f3 i sortides)<\/li>\n<li>Muntatge en armari sobre carril DIN sim\u00e8tric<\/li>\n<li>Alimentaci\u00f3 auxiliar universal: 20 a 250Vac i 20 a 250Vdc<\/li>\n<\/ul>\n<p><span style=\"text-decoration: underline;\"><em><strong>Opcions<\/strong><\/em><\/span><\/p>\n<ul>\n<li>Sortida digital RS485 Protocol Modbus\/Jbus<\/li>\n<\/ul>\n<p><span style=\"text-decoration: underline;\"><em><strong>Compliment normatiu<\/strong><\/em><\/span><\/p>\n<ul>\n<li>IEC 610008-1<\/li>\n<li>IEC 60755<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/ardetem-sfere.com\/wp-content\/uploads\/2021\/08\/ce.jpg\" alt=\"\" width=\"68\" height=\"68\" class=\"alignnone size-full wp-image-9696\" style=\"font-size: 1rem;\" srcset=\"https:\/\/ardetem-sfere.com\/wp-content\/uploads\/2021\/08\/ce.jpg 68w, https:\/\/ardetem-sfere.com\/wp-content\/uploads\/2021\/08\/ce-64x64.jpg 64w\" sizes=\"(max-width: 68px) 100vw, 68px\" \/><\/p>\n<p><strong><a href=\"https:\/\/ardetem-sfere.com\/download\/32294\" target=\"_blank\" rel=\"noopener\">DATASHEET (pdf)<\/a><img decoding=\"async\" src=\"https:\/\/ardetem-sfere.com\/wp-content\/uploads\/2022\/01\/logo-pdf.jpg\" alt=\"\" width=\"24\" height=\"24\" class=\"alignnone size-full wp-image-9976\" \/> | <a href=\"https:\/\/ardetem-sfere.com\/download\/32296\" target=\"_blank\" rel=\"noopener\">MANUAL (pdf)<\/a><img decoding=\"async\" src=\"https:\/\/ardetem-sfere.com\/wp-content\/uploads\/2022\/01\/logo-pdf.jpg\" alt=\"\" width=\"24\" height=\"24\" class=\"alignnone size-full wp-image-9976\" \/> |<\/strong><\/p>\n","protected":false},"featured_media":39844,"template":"","meta":{"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":""},"product_brand":[644],"product_cat":[485],"product_tag":[],"class_list":["post-32403","product","type-product","status-publish","has-post-thumbnail","product_brand-ardetem","product_cat-reles-diferencials","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/product\/32403","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/media\/39844"}],"wp:attachment":[{"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/media?parent=32403"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/product_brand?post=32403"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/product_cat?post=32403"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ardetem-sfere.com\/ca\/wp-json\/wp\/v2\/product_tag?post=32403"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}