... metallurgy, mining, petrochemical, construc JCZ5-24kV Series indoor single pole AC high voltage vacuum contactor is ... equipment.The holding methode: electrical holdingRated dynamic thermal stability current is divided into two kinds: 4kA (160A, ... voltagekV24Rated currentA160, 250, 400, 630Lightning impulse withstand voltagekV125Rated making current (RMS)A1600, 2500, 4000, 6300Rated Max. breaking ...