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工业安全(老分类)工业电器断路器

3RV1021-4DA10 西门子电机保护器

供应商:
广州友美机械自动化设备有限公司
企业类型:
代理商

产品简介

断路器(英文名称:circuit-breaker,circuit breaker)是指能够关合、承载和开断正常回路条件下的电流,并能关合、在规定的时间内承载和开断异常回路条件(包括短路条件)下的电流的开关装置。断路器可用来分配电能,不频繁地启动异步电动机,对电源线路及电动机等实行保护,当它们发生严重的过载或者短路及欠压等故障时能自动切断电路,其功能相当于熔断器式开关与过欠热继电器等的组合

详细信息

:吴健华()   商务
    
       : gzyomei

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