Switch

A switch comprising:

• a circuit breaker configured to open or close a power transmission circuit;
• a disconnector configured to disconnect a part of the power transmission circuit;
• a grounding switch configured to ground the part of the power transmission circuit disconnected by the disconnector;
• and
• a manipulator configured to drive the disconnector and the grounding switch, wherein the manipulator includes:
• a motor;
• a plurality of drive pulleys installed on an output shaft of the motor;
• and
• a controller configured to control rotation of the motor, wherein each of the disconnector and the grounding switch includes:
• a driven pulley;
• and
• a switching manipulator configured to perform a switching action according to rotation of the driven pulley, wherein
• a wire, configured to transmit torque of the motor, is stretched around each of the drive pulleys and corresponding one of the driven pulleys, wherein
• each of the plurality of drive pulleys includes:
• a mover including a catch configured to engage with the output shaft;
• and
• a chuck including a driver configured to cause the mover to move between a position at which the catch is in an engaged state and a position at which the catch is in a disengaged state, wherein
• the catch is engaged with the output shaft in the engaged state, and is out of contact with the output shaft in the disengaged state, and
• the controller is configured to exclusively bring one of the plurality of drive pulleys into the engaged state.