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| NF Moulded Case Circuit Breaker |
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| Frame rated current Inm(A) |
250 |
400 |
600 |
| Type |
NF250-SW |
NF400-SW |
NF630-SW |
| Photo |
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Rated current In (A) 40℃
reference ambient temperature |
125,150,
175,200,
225,250 |
250,300,
350,400 |
500,600,630 |
| Number of poles |
3 |
3 |
3 |
| Max rated service voltage Ui(V) |
AC |
690 |
690 |
690 |
| DC |
250 |
250 |
250 |
| Dimensions and mounting details |
 |
a |
105 |
140 |
210 |
| b |
165 |
257 |
257 |
| c |
68 |
97 |
103 |
| ca |
90 |
155 |
155 |
| bb |
126 |
194 |
- |
| aa |
35 |
44 |
70 |
| Dimensions and mounting details |
GB14048-2 AC
(No symmetry value/symmetry value) |
550V 600V |
5/3 |
5 |
5 |
| 440V 480V |
30/8 |
15 |
15 |
| 380V |
50/13 |
25 |
25 |
| 220V 240V |
50/13 |
50 |
50 |
IEC60/947-2
Icu
AC |
500V |
100/25 |
5 |
5 |
| 440V |
30/8 |
20 |
20 |
| 415V |
50/13 |
25 |
20 |
| 380V |
50/13 |
25 |
25 |
| 240V |
50/25 |
50 |
50 |
| DC |
250V |
40/20 |
40/20 |
40/20 |
| 125V |
- |
- |
- |
| Connection way |
Press terminal |
| Shopping fitting |
Alarming switch (AL) |
- |
○ |
○ |
| Auxiliary switch (AUX) |
- |
○ |
○ |
| Voltage release mounting (SHT) |
- |
○ |
○ |
| Low Voltage release mounting (UVT) |
- |
○ |
○ |
| Accessory lead wire terminal platform (LT) |
- |
○ |
○ |
| Outer operate handle |
- |
○ |
○ |
| Terminal isolation cover |
○ |
- |
○ |
- |
○ |
| Automatic tripping device |
Complete electromagnetism type |
| Trip button |
- |
Have | |
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