... reliable explosion-proof device.low loss, stable capacitance, high insulation resistance, good self-healing, reliable quality, long life, anti ... deviation ±5% or according to customers’ requests.Rated Voltage 370VAC,400VAC,440V, 450VAC,500VACRated frequency 50/60HzOperating Temperature ... 002 (100Hz)Testing voltage T-T:2.0Un/60S; T-C:≥2200VAC/60S no breakdown.Insulation resistance T-T:≥3000MΩ. ...