On Load Tap Changer With Positioning Device And Method For Assembling

On Load Tap Changer With Positioning Device And Method For Assembling An On Load Tap Changer

Abstract: An on-load tap changer (1) comprises a static unit (2) comprising fixed contacts ( 4a-4e, 5a-5e ) for connection to taps at a transformer winding, a dynamic unit (7) comprising at least one movable contact (8, 9) for selectively contacting one of the fixed contacts ( 4a-4e, 5a-5e) during operation of the transformer, and comprises a rotational positioning device (14) for adjusting the rotational position of the dynamic unit (7) relative to the static unit (2) during at least one of assembly or disassembly of the tap changer (1).

Patent Information

Application #

Filing Date

18 January 2024

Publication Number

05/2024

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

Parent Application

Applicants

HITACHI ENERGY LTD

Brown-Boveri-Strasse 5 8050 Zürich

Inventors

1. VASILEV, Borislav

Gergina str. 1 1271 Sofia

2. KOKEV, Todor

243 Gotse Delchev en.V, ap.33 1404 Sofia

3. MIHAYLOV, Angel

Dimo Hadzhidimov str. No.:6 4004 Plovdiv

4. LARSSON, Tommy

Kolhusvägen 8 771 90 Ludvika

Specification

Documents

Application Documents

#	Name	Date
1	202447003491-STATEMENT OF UNDERTAKING (FORM 3) [18-01-2024(online)].pdf	2024-01-18
2	202447003491-PROOF OF RIGHT [18-01-2024(online)].pdf	2024-01-18
3	202447003491-PRIORITY DOCUMENTS [18-01-2024(online)].pdf	2024-01-18
4	202447003491-FORM 18 [18-01-2024(online)].pdf	2024-01-18
5	202447003491-FORM 1 [18-01-2024(online)].pdf	2024-01-18
6	202447003491-DRAWINGS [18-01-2024(online)].pdf	2024-01-18
7	202447003491-DECLARATION OF INVENTORSHIP (FORM 5) [18-01-2024(online)].pdf	2024-01-18
8	202447003491-COMPLETE SPECIFICATION [18-01-2024(online)].pdf	2024-01-18
9	202447003491-FORM-26 [27-02-2024(online)].pdf	2024-02-27
10	202447003491-FORM 3 [19-06-2024(online)].pdf	2024-06-19