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NF-CW
 

NF-CW Moulded Case Circuit Breaker

Application
NF-CW series Moulded Case Circuit Breaker is a kind of economic breaker, has the features as following, such as steady and reliable property, reasonable structure, beautiful style, small volume, etc. This breaker applies to the circuit with AC50/60Hz, rated insulation voltage 660V, max.rated current 800A as on-off operation, and take effect, it also can be used as unfrequent conversion of line and unfrequency.
Specifications
Type
Pole
number
Rated current
(A)
Circuit breaking capacity(KA)
AC(P1/P2)
240
380
415
500
600 660
NF30-CW
2
3,5,10,15,20,30
5/5
5/2.5
2.5/1.5
2.5/1.0
- -
3
NF50-CW
3
10,20,30,40,50
5/10
10/7.5
7.5/5
7.5/5
2.5/1.5
-
NF60-CW
3
10,20,30,40,50,60
5/10
10/7.5
7.5/5
7.5/5
2.5/1.5
-
NF100-CW
3
60,75,100
50/42
30/20
7.5/5
15/10
10/5
5/2.5
4
NF250-CW
3
125,150,175,200,225,250
50/42
30/22
25/15
18/15
15/10
5/2.5
4
NF400-CW
3
250,300,350,400
85/60
50/35
25/20
35/25
25/18
15/10
4
NF630-CW
3
500,600,630
85/60
50/35
50/30
35/25
25/18
15/10
4
NF800-CW
3
600,700,800
85/60
50/35
50/30
35/25
25/18
15/10
4