Motor-driven bolt locks for timber and steel doors
Motor-driven bolt locks for timber and steel doors meet the highest requirements for security, convenience, and controllability. Thanks to their compact design, variable backset dimensions, and precise bolt technology, they are ideal for use on double-leaf doors – both in new buildings and for retrofitting.
The automatic locking of the inactive leaf provides maximum protection while maintaining high user convenience. Unlocking is performed electrically, e.g., via an access control system or a swing door operator.
The locks are certified according to EN 179 and EN 1125 for use in escape and rescue routes. In combination with monitoring contacts, panic functions, and electronic controls, motor-driven bolt locks offer a powerful solution for security-critical applications in public, commercial, and sensitive areas.
Features
The compact design enables installation in single- and double-leaf door systems made of timber and steel – even where increased requirements for security and convenience apply
Backset dimensions from 25 mm offer high flexibility in the selection of door profiles and installation situations
The reversible latch allows use for DIN left as well as DIN right – without additional adjustment effort
- Motor-driven bolt locks according to DIN 18251 are ideal for automated object, function, and security doors
- The motor-driven bolt movement ensures powerful, automatic locking and unlocking – controllable via access control systems
The locks are compatible with standard profile cylinders and door fittings – no special components required
- Optional variants with electric clutch, monitoring contacts, or silent latch are available – ideal for demanding security applications
The locks are durable, low-maintenance, and designed for use on heavily frequented doors with a high degree of automation
Motor-driven bolt locks: The right choice – not only in terms of security
Motor-driven bolt locks for timber and steel doors combine robust locking technology with automated bolt movement for various door systems. Whether in administrative buildings, residential complexes, or commercial construction – thanks to numerous variants, control functions, and certified security according to DIN 18251, these locks can be reliably and in compliance with standards integrated into modern door and access concepts.
Reliability
The motorized bolt movement ensures consistently secure locking – even with high usage frequency. Ideal for automated doors in public and commercial buildings.
Versatility
Whether electronic control, access control system, or emergency exit function – motor-driven bolt locks can be flexibly adapted to door profile, control, and standard requirements.
Security
Certified versions according to DIN 18251 as well as EN 179 and EN 1125 meet the highest requirements for escape route technology and access security – even in complex building technology.
Technical data & standards
| Products | Type of lock | Usable in | Panic function | Secured latch retention | Type | Note | |||
|---|---|---|---|---|---|---|---|---|---|
| 1-leaf | 2-leaf | ||||||||
| Bolt lock Series 23 |
Motor-driven bolt lock | x | Yes | x | - | Yes | B-2393 | ||
| Bolt lock Series 21 |
Motor-driven bolt lock | x | Yes | x | - | Yes | B-2193 | ||
Standards and safety requirements
Motor-driven bolt locks for timber and steel doors meet the highest safety standards according to DIN EN 12209 and DIN 18251. In versions with panic function, they also comply with the European standards DIN EN 179 (emergency exits) and DIN EN 1125 (panic doors). Certified variants are approved for use in burglar-resistant doors according to DIN EN 1627–1630. In addition, many models offer CE marking as well as tested fire and smoke protection suitability – ideal for use in the European commercial and security market.
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