Mechanism for an earthing switch.

摘要

The earthing switch (5) is intended to be controlled by means of an interlocking device (11) by the operating unit (13) of an associated switch (3). According to the invention its mechanism comprises a first (30) and a second (20) mechanism with neutral-point crossing, the crossing of the neutral point of the first mechanism, both on opening and on closing, preceding the crossing of the neutral point of the second mechanism. <IMAGE>