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DNF 4 |
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Item
|
|
Technical Data |
|
Description |
|
|
1 |
|
Rated Voltage |
|
12KV |
|
|
2 |
|
Rated Frequency
Withstand Voltage |
|
28KV |
|
|
3 |
|
Rated Impulse
Withstand Voltage (
BIL) |
|
75KV |
|
|
4 |
|
Rated Busbar Current |
|
4000A |
|
|
5 |
|
Rated current for
Feeder |
|
3150A, 4000A |
 |
|
|
6 |
|
Rated short time
Current/ time |
|
40KA/3s |
|
|
7 |
|
Internal Arc
Withstand |
|
40KA/0.2s |
|
|
8 |
|
Degree of protection |
|
IP42 |
|
|
9 |
|
Frequency |
|
50HZ |
|
|
10 |
|
C.B use |
|
SF6 / Vacuum
|
|
|
11 |
|
Width - mm |
|
750 (630A,1250A) /
900 (1600A-4000A) |
|
|
12 |
|
Depth - mm |
|
2088 |
|
|
13 |
|
Height - mm |
|
2050 |
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