Electrical auxiliaries of 400~800AF
AL
AL
Alarm Switch
Alarm Switch
SHT
SHT
Shunt Trip
Shunt Trip
UVT
UVT
Undervoltage trip
Undervoltage trip
AX
AX
Auxiliary Switch
Auxiliary Switch
Option of connecting SHT or UVT or AX or AL or AX+AL This seat is not available for ELCB.
Option of connecting AX or AL or AX+AL This seat is not available for 2-pole breakers.
Maximum possibilities Position
Left-hand seat
Right-hand seat
Type
MCCB
ELCB
(400~800AF)
(400~800AF)
AX
2
2
AL
2
2
SHT/UVT
1
1
AX
2
-
AL
2
-
SHT/UVT
1
-
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