Varistor measurement Technical index Measuring range Maximum error Test Conditions Starting action voltage(U1mA) 0~1700V ≤±2%±1d 1mA±5μA Leakage current (I0.75U 1mA) 0~199.9μA ≤±2μA ±1d 0.75 U1mA Discharge tube measurement Technical index Measuring range Maximum error Test Conditions DC breakdown voltage(Vsdc) (20~1700)V ≤±2%±1d Voltage rise rate:100V/S±10% Other parameters Insulation resistance 6MΩ(500V) Withstand voltage AC1.5kV 50Hz 1min Working temperature and humidity 0~+40℃,≤85%RH Store temperature and humidity -10℃~+50℃,≤90%RH power supply DC15V dedicated power supply Power 8W Instrument diemension 208×190×78mm3 Weight ≤1kg