United Petroleum Services FZE

Circuit Breaker>>Mould Case Circuit Breaker>>NF-CW Series

 

Main technical specifications

 

Frame rated current Inm(A)
30
50
125
Model
NF30-CW
NF63-CW
NF125-CW
Rated current(A)
6, 10, 16, 20, 25, 32
6, 10, 16, 20, 25, 32, 40, 50, 63
60, 75, 100, 125
Pole No.
3
3
3
Max. rated service voltage Ui(V)
AC
690
690
690
DC
250
250
250

a
67.5mm
75mm
90mm
b
96mm
130mm
130mm
c
49mm
68mm
61mm
ca
67mm
88mm
88mm
bb
84mm
110mm
110mm
aa
23.5mm
25mm
30mm
IEC60/947-2 Icu AC 500V
0.5
2.5/1
10
440V
0.75
2.5/1
10
415V
1
2.5/1
15
380V
1.5
5/2
25
240V
1.5
7.5/4
30
DC 250V
0.5
7
7.5
125V
1
5
10
Connection way
Press terminal
Automatic tripping device
Thermal-magnetic