Basic HTML Version
5/53
18mm mechanical switches
Technical data
Time switches
Technical
Section 9
Dimensions
Section 10
Function
n
These time switches automatically switch on and off loads according
to the program entered by the user
n
They operate daily or weekly cycle: the same program is repeated hour after
hour, day after day (IH 24 h), week after week (IH 7d)
n
The program can be overriden on or off
Electrical data
Voltage:
230 V AC ± 10 %
Frequency:
50/60 Hz
Consumption:
2.5 VA
Saving program and
Lifetime: 10 years
time:
Back-up time, cumulated mains cut off: 100 hours
(except for IH 24 h C SRM).
Time accuracy:
± 1 s per day at 20°C
Contact rating:
16 A under 250 V AC (cos
ϕ
= 1)
4 A under 250 V AC (cos
ϕ
= 0.6)
Mechanical data
Programming by captive segments
Overall dimensions:
2 modules of 9 mm
Degree of protection:
Front face: IP40
Terminals: IP20B
Operating temperature:
- 10°C to + 50°C
Connection
n
1 screw connection per pole for cables up to 6 mm
2
Part numbers
Designation
Part number
IHH 7d 1c ARM
15331
IH 24h 1c SRM
15335
IH 24h 1c ARM
15336
lo d
IHH 7d 1c ARM
IH 24h 1c ARM