Patent ID: 7388169

Claim:
An electrical device for low-voltage applications comprising: at least one fixed contact designed to connect to one or more corresponding mobile contacts; at least one module, on which said fixed contacts are housed; at least one structural part comprising a cavity constituting an arc chamber having at least a mobile contact located therein; wherein said at least one module assumes a first position in which it is stably connected to said structural part, said fixed contact assuming an operative position, in which said fixed contact connects up to said mobile contact, when said at least one module is in said first position, said at least one module constituting one of the walls delimiting said cavity when said module is in said first position; wherein said module assumes a second position, in which it is at least partially separated from said structural part; wherein the passage of said at least one module from said first position to said second position determines at least the partial removal of said fixed contact from moveable contact and the opening of a window for inspection and/or maintenance in said arc-chamber.