Feature:1. [FOR CIRCUIT PROTECTION] Form an electromagnetic starter with thermal relay or electronic protection device to protect the circuit or AC motor.2. [SIMPLE STRUCTURE] The AC contactor is direct acting, double breakpoint, stereoscopic layout, with simple and compact structure.3. [SILVER CONTACT] Using silver based oxide contacts, has excellent arc extinguishing performance, resistance to welding and abrasion.4. [AUXILIARY CONTACTS] The AC contactor uses 4 normally open and 2 normally closed auxiliary contacts, with good contact and less interference.5. [EASY INSTALLATION] Use screw fixed installation method, with firm structure, the installation is convenient and does not take up space.Specification:Item Type: AC 220V ContactorModel: CJ20-630Material: ABS + CopperPurpose: Suitable for power distribution cabinet, fan and water pump, electric welding projectCoil Voltage: 220VACCoil Frequency: 50Number of Poles: 3PCurrent Specification: 630AOperating Frequency: 1200 times/hourMain Contact Form: Normally openNumber of Main Contacts: 3Auxiliary Contact Form: 4 normally open 2 normally closedNumber of Auxiliary Contacts: 6Electrical Life: 1000000 timesMechanical Life: 10 million timesContact Process: Silver based oxide contactsInstallation Method: Screw Fixed.Package List:1 x AC Contactor1 x User ManualNote:For electrical maintenance and installation, be sure to ensure that the operator has electrical work qualifications and take necessary power off and insulation protection measures.