Title:
負荷時タップ切換装置
Document Type and Number:
Japanese Patent JP4664928
Kind Code:
B2
Abstract:
The switch has a set of movable contacts (M1, M2) with a connection selector. An auxiliary switch (S) is formed via fixed contacts that are provided between the movable contacts (M1) and transition resistance (R1), and via the movable contacts (M2) for a section of one fixed contact. A main interrupter (H) is connected between the movable contacts (M2) and a neutral point, where the main interrupter is opened when auxiliary interrupters (W1, W2) are closed and opened at the side of respective conductive and non-conductive connections (2, 3) before transition operation.
Inventors:
Konobu Takiguchi
Application Number:
JP2007015633A
Publication Date:
April 06, 2011
Filing Date:
January 25, 2007
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H01F29/04; H01H33/66
Domestic Patent References:
| JP2003297648A | ||||
| JP60091608A |
Attorney, Agent or Firm:
Kiuchi Mitsuharu