PORCELAIN PIN INSULATORS 55SERIES 55-3

CREEPAGE DISTANCE:178MM
DRY ARCHING DISTANCE: 114MM
MECHANICAL FAILING LOAD:12KN
LOW FREQUENCY DRY FLASHOVER VOLTAGE: 55KV
LOW FREQUENCY WET FLASHOVER VOLTAGE: 30KV
CRITICAL IMPULSE FLASHOVER VOLTAGE(POSITIVE):90KV
CRITICAL IMPULSE FLASHOVER VOLTAGE(NEGATIVE):110KV
POWER FREQUENCY PUNCTURE VOLTAGE:90KV
COLOR :GRAY
APPLICABLE STANDARD: BS & IEC 383-1