C120N circuit-breakers
B, C and D curves
EN 60898/EN 61009: 10000 IEC 60947-2: 10 kA
protect
circuit protection
function
# protection of cables against overloads and
short-circuits in final distribution
# manual control and isolation
# earth leakage protection when combined
with a Vigi C120 module without
temperature derating: compliance with
standard: EN 61009 (refer to pages 90265/2)
# remote tripping, indication, by adding
auxiliaries common to the entire C60/C120
range (refer to pages 90142/2).
description
Technical data
# current rating: 63 to 125 A
# voltage rating Ue max.: 440 V AC
# insulation voltage Ui: 500 V
# impulse withstand voltage Uimp: 6 kV
# compliance with standard EN 60898:
devices accessible by unexperienced
persons
# breaking capacity:
5 as in EN 60898
# approval: IMQ
# connection:
5 flexible cables: 1.5 to 35 mm2
5 rigid cables: 1 to 50 mm2
5 terminals ensure:
type
voltage
(V)
230…400
1, 2, 3, 4P
breaking cap.
Icn (A)
10000
5 as in IEC 60947.2 (Icu)
type
voltage
breaking cap.
(V)
Icu (kA)
1P
130
20
230…240
10
400…415
3 (1)
2, 3, 4P
230…240
20
400…415
10
440
6
(1) breaking capacity under 1 pole with IT isolated
neutral system (case of double fault)
# service breaking capacity
Ics =75 % Icu
# positive break indication
# fast closing ensures simultaneous closing
of poles
# electrical durability:
5 63 A: 10000 cycles (O-C)
5 80…125 A: 5000 cycles (O-C)
# limitation class: 3
# mechanical durability:
20000 cycles (O-C)
# bistable fixing pawl: simplifies disassembly
# weight (g):
1P
205
90260E.fm/2
2P
410
3P
615
4P
820
- degree of protection IP2
- tightening of wide cross-section cables
- pull-out withstand of cables
- automatic guiding of cable into the correct
position
# markers:
5 4 marker clips next to the upstream
terminal
5 label holder on handle (2P, 3P, 4P)
# degree of pollution: 3 (for use in an
industrial environment)
# degree of protection:
5 open or surface mounted device: IP2
5 in a Pragma or Prisma enclosure: IP4
(IPxxD)
B curve
# magnetic trip units operate between
3 and 5 In
# protection of very long cables
# protection of networks supplied by
generators
C curve
# magnetic trip units operate between
5 and 10 In
# protection of standard networks
D curve
# magnetic trip units operate between
10 and 14 In
# protection of circuits that supply high
inrush current loads: transformers, motors,
etc.
Updated: 5/07/01
Schneider Electric
C120N circuit-breakers
B curve
EN 60898/EN 61009: 10000 IEC 60947-2: 10 kA
protect
circuit protection
catalogue numbers
type
rating
(A)
catalogue
number
width
in mod.
of 9 mm
63
80
100
125
18340
18341
18342
18343
3
3
3
3
63
80
100
125
18344
18345
18346
18347
6
6
6
6
63
80
100
125
18348
18349
18350
18351
9
9
9
9
63
80
100
125
18352
18353
18354
18355
12
12
12
12
B curve C120N
1P
1
2
18340
2P
1 3
2 4
18344
3P
1 3 5
2 4 6
18349
4P
1 3 5 7
2 4 6 8
18355
Schneider Electric
Updated: 5/07/01
90260E.fm/3
C120N circuit-breakers
C curve
EN 60898/EN 61009: 10000 IEC 60947-2: 10 kA
protect
circuit protection
catalogue numbers
type
rating
(A)
catalogue
number
width
in mod.
of 9 mm
63
80
100
125
18356
18357
18358
18359
3
3
3
3
63
80
100
125
18360
18361
18362
18363
6
6
6
6
63
80
100
125
18364
18365
18367
18369
9
9
9
9
63
80
100
125
18371
18372
18374
18376
12
12
12
12
C curve C120N
1P
1
2
18356
2P
1 3
2 4
18360
3P
1 3 5
2 4 6
18365
4P
1 3 5 7
2 4 6 8
18377
90260E.fm/4
Updated: 5/07/01
Schneider Electric
C120N circuit-breakers
D curve
EN 60898/EN 61009: 10000 IEC 60947-2: 10 kA
protect
circuit protection
catalogue numbers
type
rating
(A)
catalogue
number
width
in mod.
of 9 mm
63
80
100
125
18378
18379
18380
18381
3
3
3
3
63
80
100
125
18382
18383
18384
18385
6
6
6
6
63
80
100
125
18386
18387
18388
18389
9
9
9
9
63
80
100
125
18390
18391
18392
18393
12
12
12
12
D curve C120N
1P
1
2
18378
2P
1 3
2 4
18385
3P
1 3 5
2 4 6
18389
4P
1 3 5 7
2 4 6 8
18393
additional
information
Schneider Electric
auxiliaries: page 92142/2
accessories: page 91903/2
Vigi module: page 90265/2
discrimination table: page 92511/2
dimensions: page 90148/2
derating: page 92515/2
tripping curves: page 90180/2
Updated: 5/07/01
90260E.fm/5
C120 circuit-breaker choice tables
services
practical advice
type
current rating (A)
maximum voltage rating Ue (V)
AC
DC
minimum voltage rating Ue min (V AC-DC)
insulation voltage Ui (V)
impulse voltage Uimp (kV)
number of poles
breaking capacity AC
EN 60898 (kA)
Icn
230/400 V
Ics
IEC 60947.2 (kA)
Icu
130 V
230…240 V
400…415 V
440 V
Ics
breaking capacity DC
IEC 60947-2
Icu
24/48 V (1P)
125 V (1P)
(kA)(2)
250 V (2P)
fast closing
isolation with positive break indication
adaptable Vigi module
auxiliaries
OF-SD, OF+SD/OF
MN, MX-OF
Tm
connection
screwdriver Ø (mm)
tightening torque(N.m)
inlet dimension (mm)
utilisation temperature (°C)
storage temperature (°C)
insulating material
(1)
(2)
C120N
C120H
63…125
440
125 V/pole
12
500
6
1
10…125
234
10
7.5
20
10
3(1)
1
10
234
15
7.5
30
15
4.5(1)
20
10
6
75 % Icu
50 % Icu
10
10
15
15
15
30
15
10
10
b
b
b
b
b
b
b
b
b
b
b
b
b
b
6.5 mm maximum blade (POSIDRIV No. 2)
3.5
H x L: 10 x 10
-30 to + 60
-40 to + 70
self-extinguishing 960 °C
15
b
b
b
b
b
b
b
b
1-pole breaking capacity in the unearthed neutral IT system (double fault)
the number of poles participating in breaking is given between brackets
type
thermal magnetic trip units
magnetic Im
thermal In (A)
setting current at 30 °C
C120N
C120H
not interchangeable and not adjustable
B
C
D
curve
10
16
20
25
32
40
50
63
80
100
125
b
b
b
b
b
b
b
b
b
b
b
b
B
b
b
b
b
b
b
b
b
b
b
b
C
b
b
b
b
b
b
b
b
b
b
b
D
b
b
b
b
b
b
b
b
b
b
b
additional
information
92603E_Ver2.1.fm/2
Updated: 14/12/04
Schneider Electric