Title:
負荷時タップ切換装置および負荷時タップ切換装置の製造方法
Document Type and Number:
Japanese Patent JP6523099
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a load-time tap switching device capable of making compatible space saving and assembly easiness.SOLUTION: For each phase, a load-time tap switching device comprises: a breaking contact part 26 including a plurality of vacuum valves; a valve opening/closing mechanism 27 including a drive lever 13 for performing opening/closing operations of vacuum valves 2, 3, 5 and 6; an electrification contact mechanism 29 for reducing a current that flows to the contact of the breaking contact part 26; and a breaking holder 4. The breaking contact part 26, the valve opening/closing mechanism 27 and the electrification contact mechanism 29 are fitted to the breaking holder 4, one unit is configured for each phase, and the units for three phases are integrated into a drive center shaft C that becomes a driving source of the drive lever 13.SELECTED DRAWING: Figure 2
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Inventors:
Yasushi Miyamoto
Naoki Eguchi
Naoki Eguchi
Application Number:
JP2015160830A
Publication Date:
May 29, 2019
Filing Date:
August 18, 2015
Export Citation:
Assignee:
Toshiba Corporation
Toshiba Energy Systems Co., Ltd.
Toshiba Energy Systems Co., Ltd.
International Classes:
H01F29/04; H01H33/66; H01H33/666
Domestic Patent References:
| JP2013530520A |
Foreign References:
| WO2015007472A1 |
Attorney, Agent or Firm:
Kiuchi Mitsuharu