The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2022
Filed:
Feb. 04, 2019
Applicant:
Abb Schweiz Ag, Baden, CH;
Inventors:
Assignee:
ABB Schweiz AG, Baden, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 3/38 (2006.01); H02J 9/00 (2006.01); H02J 9/06 (2006.01); H02H 7/26 (2006.01); H02H 3/05 (2006.01); H01H 85/46 (2006.01); H02H 3/08 (2006.01); H02H 7/20 (2006.01); H02H 1/00 (2006.01);
U.S. Cl.
CPC ...
H02J 9/062 (2013.01); H01H 85/46 (2013.01); H02H 1/0007 (2013.01); H02H 3/05 (2013.01); H02H 3/08 (2013.01); H02H 7/20 (2013.01); H02H 7/266 (2013.01); H02J 9/061 (2013.01);
Abstract
An uninterruptible power supply (UPS) system is provided. The UPS system includes a plurality of UPSs, a ring bus coupled to the UPSs, a plurality of chokes, and at least one static switch coupled between an associated UPS of the UPSs and the ring bus. Each choke electrically couples an associated UPS to the ring bus. The static switch is switchable to selectively bypass at least one choke.