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.

Date of Patent:
Apr. 29, 2025

Filed:

Jan. 17, 2023
Applicant:

Vertiv Corporation, Westerville, OH (US);

Inventors:

Bo Xiang, Guangdong, CN;

Xiangfeng Zhang, Guangdong, CN;

Qian Gao, Guangdong, CN;

Jian Li, Guangdong, CN;

Assignee:

Vertiv Corporation, Westerville, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2006.12); H02M 1/00 (2005.12); H02M 3/335 (2005.12);
U.S. Cl.
CPC ...
H02M 3/33523 (2012.12); H02M 1/0022 (2021.04); H02M 1/4241 (2012.12);
Abstract

A power supply device and a control method for the same are disclosed. The method comprises: controlling, when there is the abnormal situation in the first input power supply, a first access point of a first relay and a third access point of the first relay to be disconnected, a second access point of the first relay and a fourth access point of the first relay to be disconnected, a common access point of a third relay and a second access point of the third relay to be connected, a common access point of a fourth relay and a second access point of the fourth relay to be connected, a first access point of a second relay and a third access point of the second relay to be connected, and a second access point of the second relay and a fourth access point of the second relay to be connected.


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