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:
Jan. 08, 2019

Filed:

Mar. 01, 2016
Applicant:

Eaton Corporation, Cleveland, OH (US);

Inventors:

Mark Alan Gould, Hendersonville, NC (US);

Mark Steven Tomassi, Waynesville, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 3/00 (2006.01); G01R 31/327 (2006.01); H02J 9/06 (2006.01); G01R 31/02 (2006.01); H01H 83/04 (2006.01);
U.S. Cl.
CPC ...
G01R 31/327 (2013.01); G01R 31/3272 (2013.01); G01R 31/3275 (2013.01); H02J 9/061 (2013.01); G01R 31/025 (2013.01); H01H 2083/045 (2013.01); Y02T 90/121 (2013.01);
Abstract

A system includes a circuit interruption device, such as a circuit breaker, contactor or other switch of an automatic transfer switch (ATS) or a similar device providing power to an input of an ATS, and a monitoring circuit, such as a controller of the ATS, coupled to the circuit interruption device and configured to monitor voltages at inputs and outputs of the circuit interruption device, to monitor an auxiliary contact signal associated with auxiliary contacts of the circuit interruption device, and to determine a status of the auxiliary contacts responsive to the monitored voltages and auxiliary contact signal.


Find Patent Forward Citations

Loading…