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 |