Device Status - Siemens 3RB22 Mode D'emploi

4.3

Device status

Status
Unit ready for operation, no
tripping
Ground-fault tripping (optional
Thermistor deactivated
Thermistor-tripping
1),3)
Overload warning
(from 1,13 x I )
e
Overload tripping
User test
Unit not ready for operation
a) Control voltage failure
b) Device fault
1)depending on function expansion module
2)With the 3RB2985-2CA1 and -2AA1function expansion modules
3)The OVERLOAD LED flickers when the operating current limit is reached and indicates the upcoming
tripping event.
3ZX1012-0RB22-1AA1
Indication
READY:
cont. green light
1)
) GND FAULT:
cont. red light
THERMISTOR:
red flashes at 10 s
interval
THERMISTOR:
cont. red light
OVERLOAD:
red flickering
OVERLOAD:
cont. red light
Refer to
4.5
READY LED:
off
—
Auxiliary switch
95/96, 05/06 closed
97/98, 07/08 open
2)
05/06 (95/96 ) opens
2)
07/08 (97/98 ) closes
—
95/96 opens
97/98 closes
05/06 opens
07/08 closes
95/96 opens
97/98 closes
Refer to
4.5
3RB22.. (monostable):
95/96, 05/06 open
97/98, 07/08 closed
3RB22.. (bistable):
Switching statuses are stored
3RB22 = 3RB23:
95/96, 05/06 open
97/98, 07/08 closed
Operation
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