EP 3714521 A1 20200930 - PROTECTION CIRCUIT FOR A SHUNT RESISTOR AND INSTRUMENTATION DEVICE
Title (en)
PROTECTION CIRCUIT FOR A SHUNT RESISTOR AND INSTRUMENTATION DEVICE
Title (de)
SCHUTZSCHALTUNG FÜR EINEN SHUNT-WIDERSTAND UND INSTRUMENTIERUNGSVORRICHTUNG
Title (fr)
CIRCUIT DE PROTECTION POUR UNE RÉSISTANCE SHUNT ET DISPOSITIF D'INSTRUMENTATION
Publication
Application
Priority
IB 2017001765 W 20171121
Abstract (en)
[origin: WO2019102247A1] The present invention relates to a protection circuit (20) for a shunt resistor comprising: an input terminal (6a) and an output terminal (22), wherein the output terminal is adapted to be connected to a shunt resistor, a normally closed switch (V7) electrically connected between the input terminal (6a) and the output terminal (22), a timing circuit (24) adapted to alternately opening and closing the switch in case of an overvoltage, wherein the timing circuit is powered via the input terminal.
IPC 8 full level
H02H 9/02 (2006.01); H02H 1/06 (2006.01); H02H 9/04 (2006.01)
CPC (source: EP KR)
H02H 1/06 (2013.01 - EP KR); H02H 9/025 (2013.01 - EP KR); H02H 9/04 (2013.01 - EP KR)
Citation (search report)
See references of WO 2019102247A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2019102247 A1 20190531; EP 3714521 A1 20200930; KR 102525868 B1 20230426; KR 20200090844 A 20200729
DOCDB simple family (application)
IB 2017001765 W 20171121; EP 17870634 A 20171121; KR 20207017798 A 20171121