Dual-mode permanent magnet circuit breaker

The utility model discloses a dual-mode permanent-magnet circuit breaker, which belongs to the technical field of electrical equipment and comprises a mechanism box, a permanent-magnet circuit breaker and a permanent-magnet circuit breaker, the permanent magnet operating mechanism is arranged in the mechanism box, the permanent magnet operating mechanism comprises a single-phase operating assembly, a synchronous operating assembly and a connecting plate, the connecting plate is rotatably arranged on the mechanism box, and the single-phase operating assembly and the synchronous operating assembly are both connected with the connecting plate; the mounting bracket is connected with the mechanism box through an insulating bracket; the vacuum arc-extinguishing chamber is arranged on the mounting bracket, the vacuum arc-extinguishing chamber is connected with the connecting plate through an insulating pull rod, one end, close to the insulating pull rod, of the vacuum arc-extinguishing chamber is connected with a di