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

Claim 3:
4. 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 comprising a rotary traverse bar, a movable contact, a spring, an equalization shaft, and a pivoting support chamber, wherein within the pivoting support chamber the rotary traverse bar, the movable contact, the spring and the equalization shaft are at least partially contained, wherein the pivoting support chamber includes a pivot shaft and a through hole for the equalization shaft; and
a double rotary contact system comprising 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, wherein within the pivoting support chamber 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, and wherein the pivoting support chamber has through holes for the first equalization shaft and the second equalization shaft; and

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.