... insulators, transformers, motors, switchgear and capacitors. DP 801 Series test set is compact, its control module and HV tank can ... resin cylinderq Fast Charging for high capacitance samplesq Continuously variable test voltageq With 0.75UDC1mA function button, zinc oxide arrester ... Required: ² Working temperature: -10 ° C to 40 ° C ² Relative humidity: ≤ 85% @ 25° C, no dew ² Above Sea Level: less ...