Normative reference: according to UL、VDE、CSA、SAA、T-MARK、KS、IRAM、CCC etc. standards
Major parameter:
1) exterior high voltage AC 0～5KV adjustable continuously
2) current leakage: 0.5/1.0/1.5/2.0/3.0/5.0/10/20mA
3) exterior high voltage AC 4KV/1mA
4) test time: high voltage time: may set randomly
5) wire sensitivity≥10pF
6) air pressure≤4Kgf/cm2
