熔丝管是指一种安装在电路中,保证电路安全运行的电器元件。熔丝管是用铅锡合金或铅锑合金材料制成的,具有熔点低、电阻率高及熔断速度快的特点。
熔丝上套装有与副熔丝管位置对应的观察块。
An observing block which corresponds to the auxiliary fuse tube in position is sleeved on the fuse wire.
熔丝管由内层的消弧管和外层环氧玻璃管组成。
Melting away by the inner tube silk arc tube and outer layer of epoxy glass tube.
跌落式熔断器在正常运行时,熔丝管借助熔丝张紧后形成闭合位置。
Cascade fuse in normal operation, melting molten silk fiber tube with a tight formed after the position.
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