... , light etc. Products character:Ellipsoid aluminium case, build in reliable explosion-proof device.low loss, stable capacitance, high insulation resistance, good self ... .Rated Voltage 370VAC,400VAC,440V, 450VAC,500VACRated frequency 50/60HzOperating Temperature -40C to +70CClass of safety protection P1, P2Tangent of loss ...