I. Overview
This trainer is double sides, two work stations for two students, every work
station has independent power, stainless patch board, hanging box.
The control circuit of electromotor
1) -△ reduced voltage starting self-control circuit of time relay
2) Contactor self-locking forward control circuit
3) Contactor self-locking forward control circuit with overload protection
4) Inching and continuous mixed forward control circuit
5) Forward and reverse control circuit of contactor interlocking
6) Forward and reverse control circuit of button and contactor double interlocking
7) Position control circuit( also called travel control circuit or limit control circuit)
