18
Motor-driven lock for narrow stile profiles
Installation instructions
B 1956 / B 1959
10.2016 | 19651S | Printed in Germany
EN
2.
Description
2.1 Technical data
General description
• Automatically locking motor -driven lock with latchbolt and
integrated control unit for 1 or 2-leaf narrow stile door systems
• For panic exit doors with panic function E
• 1-leaf version with integrated latchbolt blocking device
• For fire rated doors and smoke protection doors to DIN 18250
and EN 1634
• Approved in combination with corresponding hardware for
emergency exit devices to EN 179 and panic exit devices to EN
1125
Lengths/Dimensions
• Backset 35-65 mm in 5 mm increments
• "3 mm projecting latchbolt" version is only available with
backset 35 and 45 mm
• 15 mm clearance behind backset
• Latchbolt 32 x 12 mm
• Latchbolt 12 (15) mm projection,
20 (23) mm projection in locked position
• For other dimensions see Appendix 1
Locking mechanism
• Prepared for profile cylinder (PZ), hole distance 92 mm
(standard)
• Optional for Swiss round cylinder (Swiss RZ), hole distance
94 mm
Power supply
• Operating voltage: 24 V DC ± 15 %
• Current consumption: 900 mA max.
• Standby: 20 mA max.
Inputs and outputs
Inputs:
• Control input
• External door contact
Outputs:
• Latchbolt and door contact monitoring (locked)
• Latchbolt monitoring (unlocked)
• Lever handle monitoring
• Short-term cam release
• Function output
Loading capability of relay contacts: 30 V DC / 0,5 A
Signalling
• Red LED in latch area (only with error message)
Environment
• Operating temperature: -20 °C up to +60 °C
• Stock temperature: -25 °C to +70 °C
• Relative humidity: up to 95 % at 40 °C
• Corrosion protection: EN 1670 – grade 3
(high resistance = 96 h corrosion test)
• Type of protection: IP30
• Environment protection grade III according to EN 50131-1
(Outside – covered or inside under extreme environmental
conditions)
