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Main technical parameters
|
No |
Descriptions |
Unit |
Vacuum load disconnector |
Vacuum load disconnector-fuse combination unit FZN25-12DG/T200-31.5 |
|
|
FZN25-12DG/T630-25 |
FZN25-12DG/T1250-25 |
||||
|
1 |
Rated Voltage |
kV |
12 |
12 |
12 |
|
2 |
Rated Frequency |
Hz |
50 |
50 |
50 |
|
3 |
Rated Current |
A |
630 |
1250 |
200 |
|
4 |
Rated short time withstand current |
KA |
25 |
25 |
25 |
|
5 |
Rated peak withstand current |
KA |
63 |
63 |
63 |
|
6 |
Rated short circuit making current |
KA |
63 |
63 |
80 |
|
7 |
Rated active load breaking current |
A |
1250 |
1250 |
1250 |
|
8 |
Rated close loop breaking current |
A |
1250 |
1250 |
1250 |
|
9 |
No load transformer |
kVA |
2000 |
2000 |
2000 |
|
10 |
Rated transfer current |
A |
3150 |
3150 |
3150 |
|
11 |
Lightning impact withstand voltage |
KV |
Vacuum fracture: 75 Isolating fracture: 85 |
||
|
12 |
Mechanical life |
Time |
> 10000 |
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