Safety electric strikes for fire doors with an exceptionally sturdy design.
Model with recovery diode for access control systems. Monitoring contact as potential-free changeover contact. This is actuated by the latch bolt via a slide.
The 331 Series Fail Unlocked range comes equipped with a sturdy precision-casted steel casing.
This model is suitable primarily for steel or timber frames and a horizontal fitting is permitted.
Monitoring optional (see 331 Series Table for appropriate models).
Strike plate included.
View 331 Series Overview Datasheet