The motorised security lock is used especially in situations where the advantages of motor-powered unlocking have to be combined with the mechanical security requirements of the above-mentioned lock models 309X and 409X. The integrated monitoring contacts
The bolt is retracted by an electric motor and pre-tensioned by a spring mechanism. When the door is closed, the control latch ensures that the pre-tensioned bolt is fully extended and the double action latch blocked which also improves the level of security obtained.
The lock operates according to the fail-unlocked principle and remains locked when the current fails and can only be opened by a key or by operating the internal door handle.
Overview of Advantages
Mechanical automatic locking system
With double action lock, so can be used with both DIN left-hand and right-hand
Mechanical self-locking process control between double action lock and control latch
Burglary-resistant due to solid bolt with 20 mm throw
Burglary resistance up to resistance class 2 can be achieved in suitable door systems
Panic function – approval in accordance with EN 179 – approval in accordance with EN 1125
Suitable for fire doors
Motorised unlocking, so ideally suited for combining with door automation systems
Used with front door furniture
Changeover function for unlocking with a key from the outside
Monitoring functions