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