6 VELUX
®
Motor connection diagram for
staircase smoke exhaust/exit CSJ ------ 1211
Designation
IM-R31/900N/300/690
IM-R31/900N/300/880
IM-R31/900N/500/1170
Nominal voltage
24 V DC (+30 % / -20 %)
Nominal current
Approx. 1.8 A (+/-10 %)
Nominal force - exhaust
900 N
Nominal force - ventilation
650 N
Maximum pressure load (buckling load)
2850 N
Nominal stroke
300 mm
300 mm
500 mm
Total length A
690 mm
880 mm
1170 mm
Lifting speed
Approx. 12.5 mm/sec
Duty cycle
30 % per 10 min
Service life
10,000 double strokes
Load cut-off
Integrated electronic load cut-off
Protection as per DIN VDE 0470 part 1
IP 54
Temperature range
-5 °C to +75 °C
Connection cable
Silicone, grey, 2.5 m (from motor outlet)
Housing
Aluminium tube, EV1, silver anodised
Technical data
