PROTECTION CUTTING APPARATUS PROVIDED WITH AN ARC BREAKING SCREEN

摘要

Electromechanical protection cutting apparatus comprising a magnetic tripping device and an arc-breaking screen which may be interleaved between at least one fixed contact and one movable contact during an opening caused by the tripping device. The stop (24) associated with the casing (11) of the apparatus to receive the breaking screen (12) is deformable and so arranged as not to restore immediately to the screen the kinetic energy received therefrom.