ratedvoltage690v,dcratedvoltage440v,ratedcurrent1600a,usedforinfrequentconnected

theratedinsulationvoltageis800v,ratedvoltage690v,ratedcurrent630a,ratedfrequency50hz,inpowerdistributionandmotorwithhighshortcircuitcurrentcircuit,apowerswitch,isolatingswitchandemergencyswitch,andascircuitprotection,butisgenerallynotasopenandclosethesinglemotthisproductperformanceindicatorsinlinewiththeiec60947characteristics一、both mounting base and encolosure of gfr1 series fuseswitcdisconne

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