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57-1

Item No. 57-1

MAIN DIMENSIONS AND STANDARD PARTICULARS
ANSI Class	57-1
Creepage Distance/mm	356
Dry Arcing Distance/mm	165
Cantilever Strength/kn	12.5
Low Frequency Dry Flashover Voltage/kv	80
Low Frequency Wet Flashover Voltage/kv	60
Critical Impulse Flashover Voltage, Pos/kv	130
Critical Impulse Flashover Voltage, Neg/kv	155
Test Voltage to Ground/kv	15
Maximum RIV at 1000KHZ/μv	100
Net Weight/kg	5.2