| 摘要 |
PURPOSE: A conducting apparatus of a main circuit for a vacuum circuit breaker is provided to enhance the stability of the main circuit and the reliability by allowing an electric current to smoothly flow in the main circuit of the vacuum cut-off device. CONSTITUTION: The conducting apparatus includes a mold housing of a main circuit, a vacuum interrupter installed in the mold housing, an upper terminal which is combined to the upper portion of the vacuum interrupter, a movable contact which can be combined with a fixed contact in the vacuum interrupter, a movable terminal(14) which is fixed to the lower portion of the movable contact, a clamp(8), a push rod(11), a lower terminal and shunts. A plurality of guides installed in the shunts, and prevent the shunts from being transformed. One side of the guide is fixed to the clamp(8). The movable contact and the push rod(11) are combined with each other by means of a combining member.
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