ANSI BHMA A156.15:2001 pdf download

ANSI BHMA A156.15:2001 pdf download.RELEASE DEVICES – CLOSER HOLDER, ELECTROMAGNETIC AND ELECTROMECHANICAL. 1.1 ANSI BHMA A156.15 establishes requirements for door closers combined with hold-open devices or free-swinging door closers combined with releasing devices and includes performance tests covering operational, cyclical...