Normative reference: according to UL、VDE、CSA、SAA、T-MARK、KS、IRAM、CCC etc. standards
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) wire sensitivity≥10pF
7) test time:0.2/0.3/0.5/1.0/2.0/10/30/60S
8) air pressure≤4Kgf/cm2
