Combination NA 21
Normal function automatic locking of the inactive leaf
Nr. NA 21
Special executions
Functional description: Inactive leaf The inactive leaf cannot be unlocked until the active leaf has been opened using the door lever handle. The shoot bolt rods are automatically locked in place with the switch lock. Locking is automatic with the aid of the switch lock. Active leaf Inside: The active leaf can be locked and unlocked from the inside with the key. It can only be locked after the inactive leaf has been completely locked. When it is unlocked, the latch can be retracted with the door lever handle. Outside: There is a fixed knob on the outside of the active leaf. The active leaf can be locked and unlocked from the outside. Moreover, the latch can be retracted with the key via the key-operated latch.