EP 3477675 B1 20220302 - GAS-INSULATED MEDIUM-VOLTAGE SWITCH WITH SHIELD DEVICE
Title (en)
GAS-INSULATED MEDIUM-VOLTAGE SWITCH WITH SHIELD DEVICE
Title (de)
GASISOLIERTER MITTELSPANNUNGSSCHALTER MIT ABSCHIRMVORRICHTUNG
Title (fr)
COMMUTATEUR MOYENNE TENSION À ISOLATION GAZEUSE COMPORTANT UN DISPOSITIF DE PROTECTION
Publication
Application
Priority
EP 17199202 A 20171030
Abstract (en)
[origin: EP3477675A1] According to a first aspect of the invention, a gas-insulated medium-voltage switch (1, 2) is provided. The switch (1, 2) comprises a first contact element (10) having a nominal contact surface (12), a second contact element (20) and a shield (50), wherein the shield (50) and the first contact element (10) are movable relative to each other between an exposing configuration and a shielding configuration, wherein in the exposing configuration, the shield (50) and the first contact element (10) are arranged to expose the nominal contact surface (12) to the second contact element (20), and in the shielding configuration, the shield (50) and the first contact element (10) are arranged to shield the nominal contact surface (12) from the second contact element (20). According to a second aspect of the invention, a method of performing a current breaking operation by a switch (1, 2) is provided.
IPC 8 full level
H01H 33/70 (2006.01); H01H 33/90 (2006.01); H01H 1/38 (2006.01)
CPC (source: EP)
H01H 33/7038 (2013.01); H01H 33/90 (2013.01); H01H 1/385 (2013.01); H01H 33/904 (2013.01)
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
DOCDB simple family (publication)
EP 3477675 A1 20190501; EP 3477675 B1 20220302; CN 112074923 A 20201211; CN 112074923 B 20220517; ES 2913627 T3 20220603; WO 2019086268 A1 20190509
DOCDB simple family (application)
EP 17199202 A 20171030; CN 201880065053 A 20181019; EP 2018078665 W 20181019; ES 17199202 T 20171030