... .1WWork efficiencyefficiency more than 90%, be suit for wide-load, can be for the inductive, capacitive, resistive, and any mixed loadsProtective ... voltage, over current, over temperature, over load, short circuit, and automatic alarmInsulation reactanceAbove 500Vdc 20MΩPressure endurance insulation1800Vac/5Ma/1minuteCooling device ...