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12.7 Technical Data of NM1 series
Note: Parameters in black are only for your reference.
Frame
current (A)Model
Number
of polesUi (V)
NM1-63S
NM1-63H
NM1-125C
NM1-125H
NM1-125S
NM1-125R
NM1-250S
NM1-250H
NM1-250R
NM1-400S
NM1-400H
NM1-630R
NM1-400R
NM1-800H
NM1-630S
NM1-800R
NM1-630H
NM1-1250H
63
125
250
400
630
800
1250
3
3/4
3
3
2
3/4
3
1
3
2
3/4
3
3/4
3
3
3/4
3
3
3/4
3
3
500
500
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
Icu/Icm(kA)
220V 230V 240V 380V 400V 415V
20/40
42/88.2
25/52.5
42/88.2
65/43
65/43
85/187
20/40
42/88.2
65/43
65/43
85/187
50/105
85/187
100/220
50/105
85/187
100/220
85/187
100/220
85/187
15/30
35/73.5
20/40
25/52.5
50/105
50/105
65/143
-
25/52.5
50/105
50/105
65/143
35/73.5
50/105
70/154
35/73.5
50/105
70/154
60/132
70/154
65/143
660V 690V
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Wire size(copper)
AWG/MCM
16-6
4-3
2-4/0
300-500
250×2
350×2
500×2
350×4
2mm
Tightening torque(N·m)
Front connection plate
1.5-16
25-35
50-95
120-240
150×2
185×2
240×2
185×4
3
8
10
16
18
20
-
-
12.6 Tightening torque table
Rated current
(A)
10≤In≤63
63<In≤100
100<In≤225
225<In≤400
400<In≤500
500<In≤630
630<In≤800
800<In≤1250
Boxing terminal
5
10
14
18
22
26
28
30
Model
NM1-63S
NM1-63H
NM1-125C
NM1-125S
NM1-125H
NM1-125R
NM1-250S
NM1-250H
NM1-250R
NM1-400S
NM1-400H
NM1-400R
NM1-630S
NM1-630H
NM1-630R
NM1-800H
NM1-800R
NM1-1250H
Frame
current (A)
63
125
250
400
630
800
1250
Ui (V)
500
500
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
800
Icu/Ics(kA)Number
of poles
3
3/4
3
3
2
3/4
3
1
3
2
3/4
3
3/4
3
3
3/4
3
3
3/4
3
3
220V 230V 240V
20/10
42/21
25/12.5
42/21
65/32.5
65/32.5
85/42.5
20/10
42/21
65/32.5
65/32.5
85/42.5
50/25
85/42.5
100/50
50/25
85/42.5
100/50
85/42.5
100/50
85/42.5
380V 400V 415V
15/7.5
35/17.5
20/10
25/12.5
50/25
50/25
65/32.5
-
25/12.5
50/25
50/25
65/32.5
35/17.5
50/25
70/35
35/17.5
50/25
70/35
60/30
70/35
65/32.5
119 > >> > >> 120
Moulded Case Circuit Breakers Moulded Case Circuit Breakers
NM1NM1
660V 690V
-
-
3/1.5
3/1.5
-
8/4
10/5
-
5/2.5
-
8/4
10/5
10/5
12/6
15/7.5
12/6
15/7.5
20/10
20/10
20/10
20/10