Patent ID: 11862416
Assignee: EATON ELECTRICAL LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. The hybrid DC circuit breaker according to claim 2, wherein the polarity module comprises:
a first switching transistor and a second switching transistor connected to form a first bridge arm, wherein a first node formed by connecting the first switching transistor and the second switching transistor serves as a first polarity terminal; and
a third switching transistor and a fourth switching transistor connected to form a second bridge arm, wherein a second node formed by connecting the third switching transistor and the fourth switching transistor serves as a second polarity terminal;
wherein a first electrode of the first switching transistor and a first electrode of the third switching transistor are connected to a positive output terminal of the rectification circuit and a second electrode of the second switching transistor and a second electrode of the fourth switching transistor are connected to a negative output terminal of the rectification circuit.