PORCELAIN PIN INSULATORS 55SERIES 55-4
CREEPAGE DISTANCE:299MM
DRY ARCHING DISTANCE: 127MM
MECHANICAL FAILING LOAD:14KN
LOW FREQUENCY DRY FLASHOVER VOLTAGE: 65KV
LOW FREQUENCY WET FLASHOVER VOLTAGE: 35KV
CRITICAL IMPULSE FLASHOVER VOLTAGE(POSITIVE):105KV
CRITICAL IMPULSE FLASHOVER VOLTAGE(NEGATIVE):130KV
POWER FREQUENCY PUNCTURE VOLTAGE:95KV
COLOR :GRAY
APPLICABLE STANDARD: BS & IEC 383-1