{"id":17497,"date":"2026-11-07T14:58:57","date_gmt":"2026-11-07T13:58:57","guid":{"rendered":"https:\/\/ventsystems.de\/lexikon\/trennrelais\/"},"modified":"2026-11-07T20:29:16","modified_gmt":"2026-11-07T19:29:16","slug":"trennrelais","status":"publish","type":"page","link":"https:\/\/ventsystems.de\/en\/lexikon\/trennrelais\/","title":{"rendered":"Isolating relay"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A <strong>Isolating relay<\/strong> decouples several roller shutter or awning motors that are to be operated together via one switch. Without an isolating relay, motors with mechanical end positions can feed voltage back into the opposite direction via the shared line.<\/p>\n\n\n<h2 class=\"wp-block-heading\">When do I need an isolating relay?<\/h2>\n\n\n<ul class=\"wp-block-list\"><li>two or more cable motors on one blind switch<\/li><li>Group or central control by cable<\/li><li>not needed with radio motors \u2013 there you form groups via the transmitter<\/li><\/ul>\n\n\n<h2 class=\"wp-block-heading\">Radio alternative<\/h2>\n\n\n<p class=\"wp-block-paragraph\">With radio motors such as the <a href=\"https:\/\/ventsystems.de\/en\/product\/a-ok-am45-radio-tubular-motor\/\">A-OK AM45 radio<\/a> isolating relays and control cables are no longer needed. More in the guide <a href=\"https:\/\/ventsystems.de\/en\/mehrere-rolllaeden-zentral-steuern\/\">Central control of several roller shutters<\/a>.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Frequently asked questions<\/h2>\n\n\n<h3 class=\"wp-block-heading\">Can I simply connect two motors in parallel?<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Not with motors with mechanical end positions \u2013 this leads to malfunctions and can damage the motors.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ein Trennrelais entkoppelt mehrere Rollladen- oder Markisenmotoren, die gemeinsam \u00fcber einen Schalter gefahren werden sollen. Ohne Trennrelais k\u00f6nnen Motoren mit mechanischen Endlagen \u00fcber die gemeinsame Leitung Spannung in die Gegenrichtung zur\u00fcckspeisen. Wann brauche ich ein Trennrelais? zwei oder mehr Kabelmotoren an einem Jalousieschalter Gruppen- oder Zentralsteuerung per Kabel nicht n\u00f6tig bei Funkmotoren \u2013 dort bilden [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"parent":16230,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-17497","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/17497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/comments?post=17497"}],"version-history":[{"count":2,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/17497\/revisions"}],"predecessor-version":[{"id":17695,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/17497\/revisions\/17695"}],"up":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/16230"}],"wp:attachment":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/media?parent=17497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}