EP 2620959 A1 20130731 - Voltage measuring transformer
Title (en)
Voltage measuring transformer
Title (de)
Spannungswandler für Messzwecke
Title (fr)
Transformateur de mesure de tension
Publication
Application
Priority
EP 12152587 A 20120126
Abstract (en)
The invention relates to a voltage measuring transformer for transforming a high voltage into a low voltage, which transformer comprises: - an iron core; - a primary, high voltage, coil (2) wound around the core; - a secondary, low voltage, coil (3) wound around the core; and means (4,5) for increasing the resistance upon the occurrence of ferro-resonance arranged in series with the primary, high voltage, coil.
IPC 8 full level
H01F 27/42 (2006.01); H01F 38/24 (2006.01)
CPC (source: EP)
H01F 27/425 (2013.01); H01F 38/24 (2013.01)
Citation (applicant)
EP 1727257 A1 20061129 - ABB SP ZO O [PL]
Citation (search report)
- [XI] CN 102024554 A 20110420 - RUI JUN
- [A] JP S5642323 A 19810420 - TOKYO SHIBAURA ELECTRIC CO
- [A] GB 1569188 A 19800611 - TRANSMICRO SCANDINAVIA AB
- [A] GB 928923 A 19630619 - MICAFIL AG
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)
DOCDB simple family (application)
EP 12152587 A 20120126