Patent ID: 11942299
Assignee: WEG DRIVES AND CONTROLS AUTOMAÇÃO LTDA
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 1:
2. A unipolar switching module comprising:
a case made of insulating material;
a contact system associated with electrical connection terminals and an arc extinguishing system; and
a set;
wherein the contact system is selected from the group consisting of a rotary contact system and a double rotary contact system;
wherein the set is selected from the group consisting of a thermomagnetic tripping set associated with one of the electrical connection terminals and a current measurer and power supply set associated with one of the electrical connection terminals; and
wherein the double rotary contact system comprises:
a first movable contact;
a rotary traverse bar;
a second movable contact;
springs;
a first equalization shaft;
a second equalization shaft; and
a pivoting support chamber, within which the first movable contact, the rotary traverse bar, the second movable contact, the springs, the first equalization shaft and the second equalization shaft are at least partially contained;
wherein the pivoting support chamber has through holes for the first equalization shaft and the second equalization shaft.