Application Range; Technical Data - G-U B-2156 Serie Manual De Instrucciones

Operating instructions
B-2156x | B-2157x
Motor-driven lock for timber and steel doors
36
2.2

Application range

The series 21 motor-driven lock is a self-locking, electromotive unlockable escape door lock. It is
designed for the active leaf of single or double leaf timber and steel doors. The lock is approved for
use on fire and smoke protection doors.
Latchbolt lock with self-locking and panic function E for:
„ 1-leaf doors: B-2156x
„ 2-leaf doors: B-2157x
2.3

Technical data

General description
Lengths/Dimensions
Locking mechanism
Power supply
EN
„ Electromotive unlocking and automatically locking
motor-driven lock with latchbolt and integrated control unit
„ For 1- or 2-leaf timber and steel door systems
„ For entrance doors with panic function E
„ Handle position DIN right/DIN left
„ The top-locking feature can be retrofitted as an option
„ For fire and smoke protection doors to EN 1634 with
emergency power buffer
„ Motor-driven lock to EN 14846
„ Approved in combination with corresponding door hardware
for emergency exit devices to EN 179 and panic exit devices to
EN 1125
„ Backset (D) = 55, 60, 65, 80 und 100 mm
„ Latchbolt: 32 x 12 mm
„ Height max. 165 mm
„ Lock case thickness max. 15.5 mm
„ Clearance behind backset max. 33 mm
„ Prepared for profile cylinder (PC),
hole distance 72 mm (standard)
„ Prepared for Swiss round cylinder (CH-RC),
hole distance 74 mm
„ Operating voltage: 24 V DC ±15%
„ Current consumption: max. 1 A
„ Current consumption in standby: max. 20 mA
11.2021 | | Designed in Germany