To provide an operation device for a disconnector which is in a simple structure and can be inexpensive at fewer components.

One end of a driving lever 9 rotatably supported on a drive shaft 10 is connected with a plunger 8 of an electromagnet 7, one end of a link 12 is connected with the other end of the driving lever 9, the other end of an operation lever 14 wherein one end of the operation lever 14 is mounted on an operation shaft 13 rotatably supported is connected with the other end of the link 12, a turning plate 5 is mounted on the operation shaft 13, a movable contactor 3 of a disconnection section 1 and the turning plate 5 are connected with each other by a connection section 6, and throwing-in and out of the disconnection section 1 is carried out by excitation and non-excitation of the electromagnet 7.