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  • Fuse failure analysis and maintenance

    Fuse failure analysis and maintenance

    1. When the melt melts, carefully analyze the cause of fusing. Possible causes are: (1) Short circuit fault or overload normal fusing; (2) The service time of the melt is too long, and the melt is broken by mistake due to oxidation...
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  • Overview of the development and characteristics of vacuum circuit breaker

    Overview of the development and characteristics of vacuum circuit breaker

    [Overview of the development and characteristics of vacuum circuit breaker]: vacuum circuit breaker refers to the circuit breaker whose contacts are closed and opened in vacuum. Vacuum circuit breakers were initially studied by the United Kingdom and the United States, and then developed to Japan...
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  • Matters needing attention in application and design of box type substation

    Matters needing attention in application and design of box type substation

    [Problems to be noted in the application and design of box type substation]: 1 Overview and application of box type substation, also known as outdoor complete substation, also known as combined substation, is widely valued because of its advantages such as flexible combination, convenient transpo...
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