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:
Sep. 23, 2025

Filed:

May. 17, 2023
Applicant:

Siemens Industry, Inc., Alpharetta, GA (US);

Inventors:

Nezar Alattar, Buford, GA (US);

Tim Curtis, Tucker, GA (US);

Gustavo Cortes Rico, Suwanee, GA (US);

Carlos Flores Silguero, Doraville, GA (US);

Hector Malacara, Alpharetta, GA (US);

Assignee:

SIEMENS INDUSTRY, INC., Alpharetta, GA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 7/22 (2006.01); H02B 1/24 (2006.01); H02H 1/00 (2006.01); H02H 1/04 (2006.01);
U.S. Cl.
CPC ...
H02H 7/22 (2013.01); H02B 1/24 (2013.01); H02H 1/04 (2013.01); H02H 1/0007 (2013.01);
Abstract

An overload protection system includes a panelboard and a load management system (LMS) which is configured to constantly measure the total amount of power being used at the panelboard such that when the total amount of energy measured is at or above a high programmed level, the LMS stops power from being supplied to a load and when the total amount of energy measured is at or below a low programmed level, the LMS allows power to be supplied to the load. The LMS includes a monitoring relay with a 'threshold hysteresis' built-in, which means that a threshold current at which an output switches from one state to another state is different depending on whether an input current is increasing or decreasing. The “threshold hysteresis” helps to eliminate noise and ensure that the output switches cleanly between ON and OFF, even if an input current level is fluctuating around a threshold current level.


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