Siemens 3RB22

Operation
3ZX1012-0RB22-1AA1 27
English
LED lights up LED flashes LED flickers LED off
LED Depending on reset
active/closed inactive/open
1) Reset Auto → Reset LED flickers
Reset Man → Reset LED off
2) Reset Auto → Thermistor and overload LED off
Reset Man → Thermistor and overload LED lit
3) See graphic section table IVc
I(+)//(-)
95/96
97/98
05/06
07/08
READY
1)
GND FAULT
2CB1, 2CA1,
2AB1, 2AA1
empty plug,
2AA0
Thermistor
without
thermistor
with
Thermistor
2)
OVERLOAD
empty plug,
2CA1, 2AA0;
2AA1
2)
2CB1, 2AB1
2)
Testphase 1 2 3 4
0 3 6 9 12 15 18 21 24
TEST/
RESET
3RB2985-
3)
3RB2985-
3)
t [s]