Global Patent Index - EP 1197977 A3

EP 1197977 A3 20040901 - Load switch for a tap changer

Title (en)

Load switch for a tap changer

Title (de)

Lastumschalter für einen Stufenschalter

Title (fr)

Commutateur de réglage en charge pour sélecteur de prises

Publication

EP 1197977 A3 20040901 (DE)

Application

EP 01122421 A 20010920

Priority

DE 10050895 A 20001013

Abstract (en)

[origin: EP1197977A2] The device has 2 permanent main contact pairs (3,4) per switched phase with a single movable main contact (5) with 2 end positions and a central switch shaft for operating the movable main contact. Each of the 2 permanent main contact pairs consists of a first main contact (3.1,4.1) and a second main contact (3.2,4.2) electrically isolated from it. One of the first main contacts is connected to one side of the switch, the other to the other side.

IPC 1-7

H01H 9/00

IPC 8 full level

H01H 9/00 (2006.01)

CPC (source: EP)

H01H 9/0016 (2013.01)

Citation (search report)

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 1197977 A2 20020417; EP 1197977 A3 20040901; DE 10050895 C1 20020808

DOCDB simple family (application)

EP 01122421 A 20010920; DE 10050895 A 20001013