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NA15系列智能型万能式断路器额定电流400A至4000A，额定工作电压交流400V，50Hz。主要用于配电网络中，用来分配电能，保护电路和电源设备使免受过载、欠电压、短路、单相接地等故障的危害。在正常条件下也用作线路的不频繁转换之用。dfgkxdfhsdklgsdglsdgortiodovkdklggggggggggggggdsfgksdfsssssssssssssssssssssssssssdffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffdfgdfgsd45555sdfasfwefzsdfsdgdbvdfgsetsejdgsdjgkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkmfjgxfgdssdfgdfgjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjfgsdgsgsgg符合标准：GB14048.2、IEC60947-2。 此产品为我司是华南地区总代理！