Emergency stop switch: just for a switch, usually use red or yellow mushroom head button, plays the role of the emergency stop in control circuit, so that the emergency stop switch The first method, which is also the usual addition, sets a closed contact switch in tandem with the motor's contactor coil circuit. It is possible to power the contactor in the job, so that the electric motor that runs through the contactor is lost to the purpose of the emergency stop. Method 2: there are also some three phase power switch (motor power) with control contact. Use the emergency stop switch to control the three-phase power switch. The electric motors that are run by the contactor are lost to the purpose of an emergency stop. The first is gm, the second is more expensive. Supplement: Is three motor, there is a knife, and later began to work, I have a red emergency stop switch, I'd like to know more things, so pick up to press the machine stop? You can buy another contactor. Follow the first method.
Install a red emergency stop button (commonly known as a large cap) in the control circuit and place it in handy. You need to stop, just click.
The motor and the emergency stop button are added in the control circuit of the motor. Methods: Connect the frequent closed contact of the emergency stop button to the start loop of the contactor. It's usually in front of the stop button. This way the control circuit stops working when pressing the emergency stop button.
