型號(hào)
Class |
驗(yàn)證試驗(yàn)電壓(V)
Proof-test Voltage |
最大使用電壓(V)
Max-use Voltage | |
|
AC/DC |
AC/DC | |
00 |
2.5kV |
2500/4000 |
500/750 |
0 |
5kV |
5000/10000 |
1000/1500 |
1 |
10kV |
10000/20000 |
7500/11250 |
2 |
20kV |
20000/30000 |
17000/25500 |
3 |
30kV |
30000/40000 |
26500/39750 |
|
35kV |
35000/50000 |
30000/45000 |
4 |
40kV |
40000/60000 |
36000/54000 |