| 摘要 |
A single-pole or multi-pole device for low-voltage systems, in particular a circuit breaker or a disconnector, which comprises: an outer casing (2,2') containing for each pole at least one fixed contact and at least one mobile contact (3) that can be coupled to/uncoupled from one another; a rotating element (4) that comprises a shaped body (5) made of insulating material comprising at least one seat (6) for each pole of said switch, said seat being designed to house at least one mobile contact (3) of a corresponding pole; a control mechanism (7) operatively connected to the rotating element (4) for enabling movement thereof; and one or more elements made of ferromagnetic material (10,20,30,40,50,60) set in a position corresponding to at least one portion of the inner surface of said at least one seat (6) of the mobile contact (3).
|
