Global Patent Index - EP 1017079 A2

EP 1017079 A2 2000-07-05 - Auxiliary device for circuit breakers

Title (en)

Auxiliary device for circuit breakers

Title (de)

Hilfseinrichtung für Leistungsschalter

Title (fr)

Dispostif auxiliaire pour disjoncteurs

Publication

EP 1017079 A2 (EN)

Application

EP 99204054 A

Priority

IT MI982847 A

Abstract (en)

An auxiliary device for opening a circuit breaker associated therewith if the supply voltage is lower than a threshold, comprising an insulating enclosure which contains a fixed magnet on which a coil is wound, a moving magnet and connecting terminals, further comprising: actuation means which are operatively connected to and actuated by the moving magnet; a kinematic chain operatively connected to said actuation means; means for coupling to the circuit breaker which are operatively connected to the kinematic chain; means for the local visual indication of the open state of the circuit breaker due to a condition of supply voltage lower than a threshold, actuated by said actuation means. <IMAGE>

IPC 1-7 (main, further and additional classification)

H01H 83/12

IPC 8 full level (invention and additional information)

H01H 83/12 (2006.01); H01H 71/04 (2006.01); H01H 71/52 (2006.01)

CPC (invention and additional information)

H01H 83/12 (2013.01); H01H 71/04 (2013.01); H01H 71/526 (2013.01); H01H 2071/0278 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family

EP 1017079 A2 20000705; EP 1017079 A3 20010829; EP 1017079 B1 20060222; AT 318447 T 20060315; DE 69929931 D1 20060427; DE 69929931 T2 20061019; IT 1304061 B1 20010307; IT MI982847 A1 20000629