Redundant transmission of protection commands between remote tripping devices

Details for Australian Patent Application No. 2003202540 (hide)

Owner ABB Schweiz AG

Inventors Kranich, Mathias; Strittmatter, Michael; Spiess, Hermann

Agent FB Rice

Pub. Number AU-B-2003202540

Priority 02405283.9 09.04.02 EP

Filing date 27 March 2003

Wipo publication date 23 October 2003

Acceptance publication date 13 March 2008

International Classifications

H02H 1/00 (2006.01) Details of emergency protective circuit arrangements

H02H 3/05 (2006.01) Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - with means for increasing reliability, e.g. redundancy arrangements

H02H 7/26 (2006.01) Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions - Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occurred

Event Publications

10 April 2003 Complete Application Filed

  Priority application(s): 02405283.9 09.04.02 EP

23 October 2003 Application Open to Public Inspection

  Published as AU-B-2003202540

13 March 2008 Application Accepted

  Published as AU-B-2003202540

10 July 2008 Standard Patent Sealed

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