Major parameter:
1) insulation voltage: DC500V
2) insulation impedance: 2/5/20/50/100/200MΩ six shelves
3) interior high voltage: AC 0～5KV adjustable continuously
4) current leakage: 0.5/1.0/1.5/2.0/3.0/5.0/10/20mA
5) exterior high voltage AC 0~5KV/1mA adjustable continuously
6) test time: insulation/interior/exterior high voltage time may set randomly
7) E electrode with 25A large current to test: L/N electrode with 3A/5A current to test
8) wire sensitivity≥10pF
9) air pressure≤4Kgf/cm2
