... function:short circuit,over load,overvoltage protect Main specification:1,Output Voltage/current:50V/40A2,Size:L200*W110*H50mm3,Steady ... :115%~135%(Rated output voltage)6,Short circuit protect:long-term7,Output start time:≤1.5S@230VAC8,Output keep time:≥20mS@ ... 230VAC9,Insulating strength:input-output:AC1500V,1min input- ...