| 摘要 |
PROBLEM TO BE SOLVED: To provide a tap switcher of a loaded tap switcher which is equipped with movable contacts in a contact configuration with a plane in a structure in which the shape can be reduced and rated currents can be increased. SOLUTION: A current collecting ring 1 is arranged in insulating oil, and a current collecting terminal and plural fixed contacts 2 and 2 are provided in the surrounding of the current collecting ring 1, along the peripheral direction at an interval. A pair of upper and lower first movable contacts 4 and 4 for interposing the current collecting ring 1 are fixed to the current collecting terminal, and a pair of upper and lower second movable contacts 5 and 5 for interposing the desired fixed contact 2 are fixed to the current collecting ring 1, in this tap selector of a load time tap switcher. Also, oil guiding grooves 17 are formed on a contact face interposed by the top end of each movable contacts 4 and 5, in a state in which the contact face can be divided.
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