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D-7
OF3 / OF2 / OF1
: ON / OFF indication contacts
SDE
: fault-trip indication contact
(short-circuit, overload, earth fault)
SD
: trip indication contact
Indication contacts
Terminal-block marking
DB128392
Fault
Fault
Closed
Open
OF3 OF2 OF1 SDE
SD
32
34
22
24
12
14
82
84
92
94
31
21
11
81
91
DB128393
E6 E5 E4 E3 E2 E1
MN/MX
D2/C2
D1/C1
OF1
11 12 14
OF2
21 22 24
OF3
31 32 34
SD
91 92 94
84
SDE
82
81
Z1 Z2 Z3 Z4 Z5
M1M2M3
T1 T2 T3
F1
T4
F2
Indication contacts
Compact NS1600b to 3200
Fixed circuit breakers
Electrical diagrams