EP 1419572 A1 20040519 - DEVICE AND METHOD FOR MONITORING THE CONNECTION OF AN ELECTRICAL SUPPLY UNIT
Title (en)
DEVICE AND METHOD FOR MONITORING THE CONNECTION OF AN ELECTRICAL SUPPLY UNIT
Title (de)
VORRICHTUNG UND VERFAHREN ZUR ANSCHLUSSÜBERWACHUNG EINER ELEKTRISCHEN VERSORGUNGSEINHEIT
Title (fr)
DISPOSITIF ET PROCEDE POUR SURVEILLER LA CONNEXION D'UNE UNITE D'ALIMENTATION ELECTRIQUE
Publication
Application
Priority
- DE 0203018 W 20020814
- DE 10139860 A 20010814
Abstract (en)
[origin: WO03017460A1] The invention relates to a device and a method for monitoring the connection of an electrical supply unit comprising voltage detection (32) detecting phase voltage (14), current detection (32) detecting phase voltages (38), a transformation unit (66) transforming the phase voltages (38) after conducting field-oriented regulation in at least one cross current (62), wherein a monitoring device (34) is provided to monitor at least one supply connection (28, 36) by means of which an electrical supply unit (32) is supplied, said monitoring unit evaluating the variation of the cross current (62) in order to monitor the connection.
IPC 1-7
IPC 8 full level
G01R 31/02 (2006.01); H02H 11/00 (2006.01); H02M 7/12 (2006.01); H02P 21/00 (2016.01); H02P 21/34 (2016.01); H02H 7/08 (2006.01)
CPC (source: EP US)
H02H 11/004 (2013.01 - EP US); H02P 21/00 (2013.01 - EP US); H02P 21/34 (2016.02 - EP US); H02H 7/0838 (2013.01 - EP US)
Citation (search report)
See references of WO 03017460A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
DOCDB simple family (publication)
WO 03017460 A1 20030227; DE 10139860 A1 20030313; EP 1419572 A1 20040519; JP 2004538493 A 20041224; JP 4083120 B2 20080430; US 2005134288 A1 20050623; US 7053626 B2 20060530
DOCDB simple family (application)
DE 0203018 W 20020814; DE 10139860 A 20010814; EP 02794725 A 20020814; JP 2003522252 A 20020814; US 48681304 A 20040610