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57-31

Item No. 57-31

Type	57-31
Creepage Distance,mm	356
Dry Arcing Distance,mm	165
Cantilever Strength,KN	12.5
Low Frequency Dry Flashover Voltage,KV	70
Low Frequency Wet Flashover Voltage/,KV	50
Critical Impulse Flashover Voltage, Pos,KV	120
Critical Impulse Flashover Voltage, Neg,KV	155
Test Voltage to Ground,KV	15
Maximum RIV at 1000KHZ,μv	100
Net Weight,kg	9.5
Applicable standard	ANSI