EP 2663989 A1 20131120 - TAP CHANGER
Title (en)
TAP CHANGER
Title (de)
STUFENSCHALTER
Title (fr)
CHANGEUR DE PRISE
Publication
Application
Priority
- DE 102011008394 A 20110112
- EP 2011006567 W 20111224
Abstract (en)
[origin: WO2012095155A1] The invention relates to a tap changer for switching between winding taps of a tap transformer. Said tap changer comprises an oil vessel, the wall of said oil vessel comprising stationary contacts. A rotatable drive shaft is provided inside the oil vessel, said drive shaft supporting the moveable switching means for connecting the stationary contacts and/or is mechanically connected thereto. A tap changer head is arranged above said oil vessel, is connected thereto and comprises means for transmitting a rotational movement onto the drive shaft. According to the invention, a motor drive which is an integral component of the tap changer is arranged above the tap changer head, said motor drive comprising an electromotor which is in direct mechanical connection with the drive shaft and which also comprises a control mechanism which can be driven by the electromotor.
IPC 8 full level
H01H 9/00 (2006.01)
CPC (source: EP)
H01H 9/0027 (2013.01)
Citation (search report)
See references of WO 2012095155A1
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)
WO 2012095155 A1 20120719; BR 112013012668 A2 20160906; CN 103282985 A 20130904; DE 102011008394 A1 20120712; DE 102011008394 B4 20141231; EP 2663989 A1 20131120; EP 2663989 B1 20141001
DOCDB simple family (application)
EP 2011006567 W 20111224; BR 112013012668 A 20111224; CN 201180063858 A 20111224; DE 102011008394 A 20110112; EP 11811329 A 20111224