型号
Class
验证试验电压(V)
Proof-test Voltage
*大使用电压(V)
Max-use Voltage
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