It is recommended that AC power supplies to instruments be protected by fuses or automatic circuit breakers rated at not more than 2 Amperes, and must be separated from any load current circuits.

最好使用交流电源供电，并为设备安装保险丝或额定电流小于2安培的自动断路器，自动断路器还必须与其他负载电流电路分离。

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An analysis is made on cause of the damage incident of quick fuses, controlled silicon and power control panels of the DC driving devices of Chuanwei High Speed Wire Plant due to overvoltage.

分析了因过电压造成川威高线直流传动装置快速熔断器、晶闸管及电源控制板损坏事故的原因，认为直流传动装置过电压保护措施必须完善，不能随意拆除。

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Power connectors, Power cables, Sockets, Fuses, Fuseholders, AC-to-AC converters, RFI filters.

电力连接器，电力电缆，插座，熔丝，保险丝支架，交流-交流变流器，RF I滤波器。

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Bussmann's power management division is getting 28% annual sales gains supplying tiny fuses and circuits to protect devices like cellular phones.

FORBES: Attractive And Available

An LED power indicator glows to signal that the device is ready to charge, and its internal SmartFuse protects against power fluctuations as it charges with a built-in circuit breaker, and no fuses to replace.

ENGADGET: Griffin launches PowerDock 5 multi-device charging platform and ChargeSensor adapters