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:
Jul. 10, 2018

Filed:

Sep. 11, 2014
Applicant:

Schneider Electric Industries Sas, Rueil-Malmaison, FR;

Inventors:

Francois Vincent, Le Cheylas, FR;

Simon Tian, Eybens, FR;

Assignee:

SCHNEIDER ELECTRIC INDUSTRIES SAS, Rueil-Malmaison, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01); H01H 71/12 (2006.01); H01H 71/04 (2006.01); H01H 71/46 (2006.01); H02H 3/38 (2006.01); H02H 3/08 (2006.01); H02H 3/10 (2006.01); H02H 3/24 (2006.01); H02H 5/04 (2006.01);
U.S. Cl.
CPC ...
H01H 71/125 (2013.01); H01H 71/04 (2013.01); H01H 71/462 (2013.01); H02H 3/08 (2013.01); H02H 3/10 (2013.01); H02H 3/24 (2013.01); H02H 3/38 (2013.01); H02H 5/041 (2013.01); H01H 2071/042 (2013.01); H01H 2071/048 (2013.01);
Abstract

In this method, the voltage outage load-side is an opening of the circuit breaker, and the circuit breaker is able to interrupt the flow of electric current in an electric connection including an electric conductor. The auxiliary unit comprises a current sensor for measuring the intensity of the current flowing in the electric conductor and a first detection means for detecting the voltage outage load-side from the circuit breaker. The method comprises the following steps: measuring the intensity of the current flowing in the electric conductor, detecting the voltage outage load-side from the electric circuit breaker, determining a cause of the detected voltage outage load-side from the circuit breaker, said cause being selected from the group consisting in: an electric overload, a short-circuit and a voltage drop.


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