{"id":16230,"date":"2026-10-19T15:17:46","date_gmt":"2026-10-19T14:17:46","guid":{"rendered":"https:\/\/ventsystems.de\/lexikon\/"},"modified":"2026-10-19T16:30:24","modified_gmt":"2026-10-19T15:30:24","slug":"dictionary","status":"publish","type":"page","link":"https:\/\/ventsystems.de\/en\/lexikon\/","title":{"rendered":"Window actuator glossary"},"content":{"rendered":"<p class=\"wp-block-paragraph\">In this glossary we explain the most important technical terms related to electric window actuators, natural ventilation and smoke and heat exhaust. Short, clear and with practical examples.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Terms from A to Z<\/h2>\n\n\n<ul class=\"wp-block-list\"><li><a href=\"\/en\/dictionary\/frame-and-sash\/\">Outer frame and sash<\/a> \u2013 fixed and moving part of the window<\/li><li><a href=\"\/en\/dictionary\/mounting-position\/\">Mounting position<\/a> \u2013 where and how the actuator sits on the window<\/li><li><a href=\"\/en\/dictionary\/end-position-cut-off\/\">End-position cut-off<\/a> \u2013 automatic stop in the end position<\/li><li><a href=\"\/en\/dictionary\/safety-stay\/\">safety stay<\/a> \u2013 secures the tilt sash against falling<\/li><li><a href=\"\/en\/dictionary\/closing-edges\/\">Main closing edge and secondary closing edge<\/a> \u2013 pinch points on the motorised window<\/li><li><a href=\"\/en\/dictionary\/stroke-length\/\">Stroke length<\/a> \u2013 how far the actuator extends<\/li><li><a href=\"\/en\/dictionary\/bracket\/\">Bracket<\/a> \u2013 fastening the actuator to frame and sash<\/li><li><a href=\"\/en\/dictionary\/load-cut-off\/\">Load cut-off<\/a> \u2013 stop on obstacle or overload<\/li><li><a href=\"\/en\/dictionary\/nrwg\/\">NRWG<\/a> \u2013 natural smoke and heat exhaust ventilator<\/li><li><a href=\"\/en\/dictionary\/opening-width\/\">Opening width<\/a> \u2013 how far the window opens<\/li><li><a href=\"\/en\/dictionary\/rwa\/\">RWA<\/a> \u2013 smoke and heat exhaust ventilation system<\/li><li><a href=\"\/en\/dictionary\/thrust\/\">Thrust<\/a> \u2013 how much force the actuator opens with<\/li><li><a href=\"\/en\/dictionary\/ip-rating\/\">Protection class (IP code)<\/a> \u2013 protection against dust and water<\/li><li><a href=\"\/en\/dictionary\/tandem-operation\/\">Tandem and synchronous operation<\/a> \u2013 several actuators on one sash<\/li><\/ul>\n\n\n<h2 class=\"wp-block-heading\">Solutions by window type<\/h2>\n\n\n<ul class=\"wp-block-list\"><li><a href=\"\/en\/tilt-window-drive\/\">Open and retrofit tilt windows electrically<\/a><\/li><li><a href=\"\/en\/roof-window-drive\/\">Open and retrofit roof windows electrically<\/a><\/li><li><a href=\"\/en\/skylight-drive\/\">Retrofit a rooflight with a motor<\/a><\/li><\/ul>\n\n\n<p class=\"wp-block-paragraph\">More terms will follow. Detailed instructions can be found in the <a href=\"\/en\/guide\/\">Guide<\/a>.<\/p>\n\n\n<p class=\"wp-block-paragraph\">Not sure which actuator fits? Call us: <a href=\"tel:+494050694631\">040 50694631<\/a> (Mon\u2013Fri 8 am\u20135 pm) or use the <a href=\"\/en\/drive-finder\/\">actuator finder<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>In diesem Lexikon erkl\u00e4ren wir die wichtigsten Fachbegriffe rund um elektrische Fensterantriebe, nat\u00fcrliche L\u00fcftung und Rauch- und W\u00e4rmeabzug. Kurz, verst\u00e4ndlich und mit Beispielen aus der Praxis. Begriffe von A bis Z Blendrahmen und Fl\u00fcgel \u2013 fester und beweglicher Teil des Fensters Einbaulage \u2013 wo und wie der Antrieb am Fenster sitzt Endabschaltung \u2013 automatischer Stopp [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"folder":[],"class_list":["post-16230","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/16230","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\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/comments?post=16230"}],"version-history":[{"count":1,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/16230\/revisions"}],"predecessor-version":[{"id":16264,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/pages\/16230\/revisions\/16264"}],"wp:attachment":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/media?parent=16230"}],"wp:term":[{"taxonomy":"folder","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/folder?post=16230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}