... oil. Electrical schematics and controlThe machine uses 380V, 50HZ three-phase power, is composed of the main circuit and control circuit. With ... the "stop" button, contact 1C offelectricity, main contacts disconnect the power supply is cut off, the machine stops; hold down the ... motor is transferred release the punctual action "button, contactors 1C power outage, the main contact is open, the motor is ...