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RDM1系列塑料外壳式断路器(以下简称断路器),是本公司采用国际先进技术设计开发的新型断路器。  该断路器具有体积小、分断能力高、飞弧短、抗震动的特点, 是陆地及船舶使用的理想产品。断路器额定绝缘电压690V(RDM1-63为500V),适用于交流50Hz/60Hz,额定工作电压至660V,额定电流至1250A的配电网络中,用来分配电能和保护线路及电源设备免受过载、短路和欠电压等故障的损坏。亦能作线路不频繁转换和电动机不频繁启动及过载、短路、欠电压保护。
断路器适用于隔离,符号表示为“                     ”。 
断路器符合标准: GB 14048.2《 低压开关设备和控制设备  第2部分:断路器》