| 摘要 |
FIELD: electricity. ^ SUBSTANCE: rectangular opening is made in the panel of electrical device (1) to be installed in electrical distribution board. Electrical device (1) includes box-type housing (2) with front part (3) protruding from its external surface (4) and having the first size (H1) equal to the side of rectangular opening in order to provide the possibility for front part (3) to enter the above opening. According to the invention, front part (3) includes mounting element (5) which is connected to the above surface (4) of box-type housing (2) so that it can be removed in order to change configuration of front part (3) by changing the first size (H1). ^ EFFECT: enlarging operating capabilities. ^ 8 cl, 2 dwg |
