mcr DOR is a door shut-off valve for fire ventilation systems.<\/p>\n
versions:<\/p>\n
– smoke extraction – exhaust<\/p>\n
– supply air – intake<\/p>\n
The smoke dampers mcr DOR do not have a thermal release. They are intended for installation in general ventilation or smoke ventilation installations, at the point where these installations pass through building partitions. They can be used as:<\/p>\n
– exhaust dampers that remove smoke and hot gases generated during a fire,<\/p>\n
– supply air dampers with which a constant supply of outdoor air for smoke extraction is realized.<\/p>\n
Dampers:<\/p>\n
– mcr DOR \/ D1 – rectangular, single-flap dampers<\/p>\n
– mcr DOR \/ D2 – rectangular, double-sided flaps<\/p>\n
Mechanism:<\/p>\n
– MERCOR release and control mechanism type EM24D<\/strong> equipped with a lever-cam system, 24VDC electromagnetic release and drive springs located directly on hinges of the damper partition. In case of damper D1, these are one or two springs depending on the dimensions of the device. In the case of the damper D2, two or four springs are similar.<\/p>\n Fire resistance: EIS 120 AA<\/strong><\/p>\n ITB Technical Approval: AT-15-6523 \/ 2004 + Annex No. 1<\/strong> mcr DOR is a door shut-off valve for fire ventilation systems. versions: – smoke extraction – exhaust – supply air – intake The smoke dampers mcr DOR do not have […]<\/p>\n","protected":false},"author":2,"featured_media":10861,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[313],"tags":[],"acf":[],"yoast_head":"\n
\nITB Certificate of Compliance: CZ-ITB-0872 \/ W<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"