4. Working circumstance and installation
condition
1)Installation circumstance :Indoor
2).Ambient temperature:-5℃-40℃。
3).Ambient humidity: RH≤80%
4.)Altitude:≤1000m
5).Atmosphere: NO serious pollution
5.Construction
Feature
Epoxy resin
casting current transformer ,cores adopt cold-rolled silicon steel .primary
winding is surrounded on secondary winding and have installing plate on the
bottom of transformers.
6. Main technical parameter
1. Rated voltage: 0.6 kV
2. Rated Frequency: 50/60Hz
3. Rated Primary Current:15-1500A
4. Rated Secondary Current:5A
5. Longtime working under 120% rated current
6. Power-frequency withstand voltage on secondary winding to primary and
ground:3kV/1min,non sparking.
Rated transformation ratio(A)
|
Np
|
Accuracy class and rated output (VA)
|
ALF
|
FS
|
0.2
|
0.5
|
1
|
10P
|
15/5
|
10
|
5
|
7.5
|
15
|
5
|
5
|
5
|
20/5
|
10
|
30/5
|
5
|
40/5
|
5
|
50/5
|
3
|
75/5
|
2
|
100/5
|
2
|
150/5
|
1
|
200/5
|
300/5
|
10
|
15
|
20
|
5
|
10
|
10
|
400/5
|
500/5
|
600/5
|
10
|
800/5
|
15
|
1000/5
|
15
|
10
|
1200/5
|
1500/5
|
Outline
drawing