VACUUM INSULATED SWITCH AND VACUUM INSULATED SWITCHGEAR

摘要

PROBLEM TO BE SOLVED: To provide a vacuum insulated switch including a function diagnosing soundness of vacuum pressure during a continuous operation without causing power interruption in inspection.

SOLUTION: A vacuum insulated switch according to the present invention includes: a vacuum valve 1 closing and interrupting current while an inside of the vacuum valve is vacuum; an intermediate shield 5 arranged within the vacuum valve 1; and a vacuum measuring terminal 12 having at least a part of a face where a closest opposing distance relative to the intermediate shield 5 is approximately constant.

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