Pull load cascade fuse increase elasticity auxiliary head and arcing cover to points, and load current.

拉负荷跌落式熔断器增加弹性辅助头及灭弧罩，用以分、合负荷电流。

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Pull load cascade fuse increase elasticity auxiliary head and arcing cover to points, and load current.

拉负荷跌落式熔断器增加弹性辅助头及灭弧罩，用以分、合负荷电流。

youdao