信管
Furthermore, the double seal of the fuse is formed in common by the'O'shaped sealing ring and an adhesives layer filled between the metal cap and the fuse tube.
此外,“O”型密封圈以及金属帽与熔管之间填设有粘合剂层共同形成了熔断器的双重密封。
When circuitry malfunction happens, the current is so strong that the fuse wire melts and breaks, and the active joint is released, as a result, the fuse tube falls and the electrical circuit is shut off.
当线路发生故障时,故障电流使熔丝熔断,活动关节被释放,熔管迅速跌落,将电路切断。
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