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Technical
Section 11
Dimensions
Section 12
3
iC120H circuit breakers are multistandard circuit breakers that combine the
following functions:
b
b
circuit protection against short-circuit currents
b
b
circuit protection against overload currents
b
b
suitability for isolation in the industrial sector to IEC/EN 60947-2
b
b
fault tripping and indication by adding auxiliaries.
IEC/EN 60898-1, IEC 60947-2
Catalogue numbers
iC120H circuit breaker
Type
1P
2P
1
2
31
42
Rating (In)
Curve
Curve
B
C
D
B
C
D
63 A
A9N18401
A9N18445
A9N18489
A9N18412
A9N18456
A9N18500
80 A
A9N18402
A9N18446
A9N18490
A9N18413
A9N18457
A9N18501
100 A
A9N18403
A9N18447
A9N18491
A9N18414
A9N18458
A9N18502
125 A
A9N18404
A9N18448
A9N18492
A9N18415
A9N18459
A9N18503
Width in 9 mm modules
3
6
Alternating current (AC) 50/60 Hz
Breaking capacity (Icu) to IEC/EN 60947-2
Service
breaking
capacity (Ics)
Type
Voltage (V)
1P
12 to 130 V 220 to 240 V 380 to 415 V 440 V
Rating (In)
63 to 125 A 30 kA
15 kA
4,5 kA
(1)
-
50 % of Icu
2P, 3P, 4P
12 to 130 V 220 to 240 V 380 to 415 V 440 V
63 to 125 A -
30 kA
15 kA
10 kA 50 % of Icu
Breaking capacity (Icn) to IEC/EN 60898-1
Type
Voltage (V)
1P, 2P, 3P, 4P
230 to 400 V
Rating (In)
63 to 125 A 15000 A
50 % of Icn
(1)
One-pole breaking capacity in IT isolated neutral system (double fault).
Direct current (DC)
Breaking capacity (Icu) according to IEC/EN 60947-2
Service
breaking
capacity (Ics)
Voltage (Ue)
Between +/-
12 to 125 V
y
144 V
y
250 V
y
375 V
y
500 V
Number of poles 1P
2P
3P
4P
Rating (In)
63 to
125 A
20 kA 15 kA 15 kA 15 kA 15 kA 100 % of Icu
PB107913-30
PB107919-30
PB107922-30
PB107916-30
iC120H circuit breakers
(curves B, C, D)
Protection
Circuit protection
Note:
For current ratings below 63 amp use IC60H