ANSI/BHMA A156.24 Delayed Egress Locks

ANSI/BHMA A156.24-2012 Delayed Egress Locks
 
1.1 This standard covers products used in connection with conventional exit devices or locks causing the doors to remain locked after releasing actuation for a predetermined length of time. Performance criteria are included for functional, cycle, operational, fail-safe and overload requirements.

1.2 Tests described in this Standard are performed under laboratory conditions. In actual usage, results vary because of installation, maintenance, and environmental conditions.