DRM-1. MI-DRS1BS7273 part 4 2007 is the code of practice governing door holders and door release mechanisms. The DRM-1 module has been designed for use in conjunction with the existing output module and wider fire system to meet the requirements of section 5 of BS7273-4 Category An installations.
Two options available:
•DRM-1 BS7273 Door Release Module
•MI-DRS-1 BS7273 Door Release System (comprising of a DRM-1door release module and MI-DCMO single output model prewired and Mounted in a SMB6-V0 surface mount box)
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