Patent · US Active

Circuit breaker

US10209280B2 · kind B2 · utility

2Cited by

1References

18Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Andre Borgwardt · Ketzin/Havel, DE
Marco Bruell · Berlin, DE
Peter Kopaczewski · Berlin, DE

Key dates

Filing date	Dec 8, 2015
Grant date	Feb 19, 2019
Priority date	—
Expiry date	Feb 24, 2036

Classification

Technology area (CPC H)Electricity
CPC primaryH01H71/123
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A circuit breaker for a low-voltage circuit is disclosed. In an embodiment, the circuit breaker includes a current conductor, assigned a measuring transducer for measuring the electrical current of the current conductor; a first filter connected to the measuring transducer; an analog/digital converter connected to the first filter; a second, high-pass filter connected to the analog/digital converter; and a digital integrator, connected to the high-pass filter and configured to determine the electrical current of the current conductor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.