Patent · US Expired

Monitor circuit for a current limiting device

US6492799B1 · kind B1 · utility

7Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 2001
Grant dateDec 10, 2002
Priority date
Expiry dateFeb 14, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02H9/026
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electrical monitor circuit in which star points of taps on a first and a second side of a three-phase current limiting device are voltage compared. Possible applications are combinations with electrical switches, especially for power supplying and protecting circuits for electrical motors.

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