How to connect the hook-type single-chain 380 V electric hoist four-wire control handle up and down

1. A wire is connected to one end of the normally open contact on the handle button.

2. The other end is connected to one end of the normally closed contact below the handle button.

3. One end is connected to one end of the contactor coil on the pipeline.

4. The other end is connected to the power supply, and the power cord above is connected to the normal opening of the handle button under the tube.

5. The other end is connected to one end of the normally closed contact of the button on the pipe.

6. The other end is connected to one end of the coil of the contactor under the tube, and the other end is connected to the power supply.