This product series is widely used in urban power grid renovation,residential areas,high-rise buildings,factories and mines,hotels, shopping malls,airports,railways,oil fields,docks,highways,temporary electricity factories and other indoor and outdoor places.
Usage condition:
> Altitude: not exceeding 1000m;
> Ambient temperature: -25°C ~+40°C
> Relative hum心ity: The daily average value shall not exceed 95%, and the monthly average value shall not exceed 90%;
> Installation location: Places without fire and explosion hazards, conductive dust, chemical corrosive gas and severe vibrations. If the above conditions are exceeded, users can negotiate with our company.
|
No. |
Item |
Unit |
High voltage electric apparatus |
Transformer |
Low voltage electric apparatus |
|
1 |
Rated voltage |
kV |
6/10 |
6/0.4 10/0.4 |
0.4 |
|
2 |
Rated capacity |
kVA |
|
50-1600 |
|
|
3 |
Rated current |
A |
200,400,630 |
|
100-3200 |
|
4 |
Rated short-circuit breaking current |
A |
Load switch 400-630 |
|
15-63kA |
|
kA |
The combination switch depends on the fuse |
|
|||
|
5 |
Rated short-circuit withstand current |
kA |
16,20(4s) |
|
15(1s) |
|
|
30(1s) |
||||
|
6 |
Rated peak withstand current |
kA |
31.5,50 |
|
30 |
|
|
63 |
||||
|
7 |
Power frequency withstand voltage(1min) |
kA |
Phase to ground and phase to phase 32/42 |
25/35(oil-immersed) |
≤0.3,2 |
|
Isolating distance 36/48 |
20/28(dry-type) |
＞0.3,,2.5 |
|||
|
8 |
Lightning impulse withstand voltage(peak) |
kA |
Phase to ground and phase to phase 60/75 |
60/75 |
|
|
Isolating distance 70/85 |
|
||||
|
9 |
|
|
|
IP32 |
|
|
10 |
Noise level |
db |
|
55 |
|
|
11 |
|
|
GB/T 17467 |
|
|
|
|
DL/T 537 |
|
|
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