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:
Jun. 27, 2017

Filed:

Oct. 31, 2013
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Arun Kumar Singh, Ameenpur, IN;

Gary Vincent Hanrahan, Louisville, KY (US);

Scott Jeffrey Hall, Louisville, KY (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/05 (2006.01); H02H 3/02 (2006.01); H02H 7/26 (2006.01); H02H 7/30 (2006.01); H02H 3/04 (2006.01);
U.S. Cl.
CPC ...
H02H 3/05 (2013.01); H02H 3/021 (2013.01); H02H 7/262 (2013.01); H02H 7/30 (2013.01); H02H 3/044 (2013.01);
Abstract

Power distribution systems and methods are described. In one example, a method of testing a power distribution zone select interlocking system including a first circuit protection device and a second circuit protection device coupled to the first circuit protection device downstream of the first circuit protection device is described. The method includes receiving, by the second circuit protection device, an input instructing the second circuit protection device to test communication between the first circuit protection device and the second circuit protection device, and outputting, by the second circuit protection device, a blocking signal in response to the input. The first circuit protection display an indication of reception of the blocking signal to confirm proper interconnection of the zone select interlocking signals.


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