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.
Patent No.:
Date of Patent:
May. 01, 2001
Filed:
Mar. 02, 1998
Hans Bernhoff, Västerås, SE;
Mikael Bergkvist, Uppsala, SE;
Mats Ekberg, Västerås, SE;
Jan Isberg, Västerås, SE;
Mats Leijon, Västerås, SE;
Li Ming, Västerås, SE;
Anders Sunesson, Åkarp, SE;
Dan Windmar, Vittinge, SE;
Bertil Berggren, Västerås, SE;
Asea Brown Boveri AB, Vasteras, SE;
Abstract
This invention is related to a device and a method in an electric power plant for protection of an object (,) against over-currents from a network (,) or another equipment included in the high voltage plant, the device comprising a switching device (,) in a line (,) between the object and the network/equipment. The line (,) between the object and the network/equipment is connected to an arrangement (,) reducing over-currents towards the object (,), said arrangement (,) being actuatable for over-current reduction with the assistance of an over-current condition detecting arrangement (,) within a time period substantially less than the break-time of the switching device (,).