Safety unit SRU Version 1.0

Technical specifications

Temperature range
-25°C to +65°C
Housing protection class
IP50, connectors IP20
Power supply
24V DC +10% / -15%
Main signal outputS1-S2
max. 230V AC/ 4A
Control signal output FB
24V DC low-active, max. 1A
Wiring diameter
max. 4mm²
according to EN 12015 and EN12016
on DIN rail according to EN50022
Nominal power according to EN81-1, Annex F1.2
230V AC, 2A
Mechanical dimensions
Height: 100mm
Width: 22mm
Depth: 114mm
Safety relay unit SRU Version 1.0
Safety relay unit SRU Version 1.0

Order information

SRU Version 1.0


  • Safety unit for bypassing safety circuit of doors inside door zone (for re-levelling and advanced door opening)
  • dual-channel version
  • for use with main board MCU of lift controller MLC-8000
  • TÜV certified
  • for more details refer to TÜV certificat ESD 058-2008-CHI