A device for controlling mutual -inductor load case gear switches

The utility model provides a device for controlling mutual -inductor load case gear switches is including control circuit, power supply circuit, power device and gear pincers, control circuit includesmaster controller, optoelectronic isolation circuit, amplifier and relay control circuit, the input and the power supply circuit of master controller are connected, the output and the input of optoelectronic isolation circuit of master controller are connected, the output of optoelectronic isolation circuit is connected with the input of amplifier, the output of amplifier is connected with relaycontrol circuit's input, relay control circuit's output and power device are connected. Control power device through control circuit to making power device drive the gear the pincers up -and -down motion, and then the gear up -and -down motion on can mutual -inductor load case, realizing the regulation of gear on the mutual -inductor load case, consequently, the gear of this application on can automatically regulated mutua