Operation
3ZX1012-0RB22-1AA1
17
English
4.3
Device status
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.
Status
Indication
Auxiliary switch
Unit ready for operation,
no
tripping
READY:
cont. green light
95/96, 05/06 closed
97/98, 07/08 open
Ground-fault tripping (optional
1)
) GND FAULT:
cont. red light
05/06 (95/96
2)
) opens
07/08 (97/98
2)
) closes
Thermistor deactivated
THERMISTOR:
red flashes at 10 s
interval
—
Thermistor-tripping
THERMISTOR:
cont. red light
95/96 opens
97/98 closes
Overload warning
1),3)
(from 1,13 x I
e
)
OVERLOAD:
red flickering
05/06 opens
07/08 closes
Overload tripping
OVERLOAD:
cont. red light
95/96
opens
97/98
closes
User test
Refer to
4.5
Refer to
4.5
Unit not ready for operation
a) Control voltage failure
READY LED:
off
3RB22.. (monostable):
95/96, 05/06 open
97/98, 07/08 closed
3RB22.. (bistable):
Switching statuses are stored
b) Device fault
—
3RB22 = 3RB23:
95/96, 05/06 open
97/98, 07/08 closed
Summary of Contents for 3RB22
Page 7: ...V 3ZX1012 0RB22 1AA1 ...