Sichuan Qingcheng five-axis woodworking four-sided planer control circuit?

First, check whether your three-phase and four-wire are missing. Second, check your emergency stop switch. Open it, the normally closed side should be good. As for the emergency stop switch, take it out and check whether the electric shock burns black. If it is burnt black, just polish it with sand. Any loop power supply and AC contactor are signal control lines from the emergency stop switch.