Remote switcher for on-load tap-changer of transformer

The remote switcher comprises a junction box and a remote controller, a remote control circuit board is arranged in the junction box, the remote controller is in communication connection with the remote control circuit board, a power supply module is arranged in the junction box, and the power supply module is in power supply connection with the remote control circuit board. The remote control circuit board is provided with a first normally-open branch and a second normally-open branch, an outgoing line interface is arranged on the outer side of the junction box, the first normally-open branch and the second normally-open branch are electrically connected to the outgoing line interface, the outgoing line interface is connected with an outgoing line, the outgoing line is provided with four outgoing terminals, and the outgoing terminals are electrically connected with the first normally-open branch and the second normally-open branch. And the four leading-out terminals are connected to four terminals of upshift