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Technical
Section 11
Dimensions
Section 12
3
3P
4P
531
642
7531
8642
Curve
Curve
B
C
D
B
C
D
A9N18423
A9N18467
A9N18511
A9N18434
A9N18478
A9N18522
A9N18424
A9N18468
A9N18512
A9N18435
A9N18479
A9N18523
A9N18425
A9N18469
A9N18513
A9N18436
A9N18480
A9N18524
A9N18426
A9N18470
A9N18514
A9N18437
A9N18481
A9N18525
9
12
b
b
Longer product service life thanks to:
v
v
good overvoltage withstand capacity: products designed to provide a high
industrial performance level (degree of pollution, rated impulse withstand voltage
and insulation voltage).
v
v
high limitation performances (see limitation curves).
v
v
fast closure independent of toggle operating speed.
b
b
Remote indication of the open/closed/tripped state by auxiliary contacts (optional).
b
b
Power supply from above or below.
b
b
Terminals insulated
to IP20
Positive contact indication
b
b
Suitability for isolation in the industrial sector to
IEC/EN 60947-2.
b
b
The presence of the green strip guarantees that
the contacts open physically and allows work to
be carried out safely on the downstream circuit.
b
b
Location for 4 clip-on
terminal markers
PB107916-40
iC120H circuit breakers
(curves B, C, D) (cont.)
Protection
Circuit protection