CA7-55-00 CONTACTORS. The CA7-55-00is a 3-phase IEC rated contactor used for the control of electric motors.It is rated 20 HP at 230V and 40 HP at 460V. Conforms to IEC/EN 60947-4-1 / 5-1 CA7 55 00 AC OPERATING COIL VOLTAGE: Must choose coil voltage / Options listed below Other CA7 Contactors TOOLS REQUIRED: Pozidriv Screwdriver size 2 CA7-55-00 3-POLE AC CONTACTOR USA AND CANADA SELECTION CHART: Amp ratings Three phaseHP ratings Auxiliarycontacts Coil Voltage Catalog No. AC3 AC1 230V 460V NO NC 50Hz 60Hz 55 80 20 40 0 0 24V 24V CA7-55-00-24Z 110V 120V CA7-55-00-120 200 - 220V 208 - 240V CA7-55-00-220W 240V 240V CA7-55-00-230Z 440V 480V CA7-55-00-480