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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 |
|
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 | | |