| 摘要 |
PROBLEM TO BE SOLVED: To provide a motor-driven operating device for circuit breaker of such an arrangement that its manually operating handle is restrained to prohibit operation when this device remotely operated by driving a motor in the motor operating mode. SOLUTION: A changeover lever 3 moves over two positions, i.e., a motor operating mode position to correspond to the motor operating mode and a manually operating mode position to correspond to the manually operating mode, and is equipped with a hindering part to admit operation of the manually operating handle 5 when the lever 3 is in the manually operating mode position and to be engaged with the handle 5 when it 3 is in the motor operating mode position so as to restrain the operation of the handle 5.
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