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关于DW17 产品 求助 急!@!!!最近收到客户一个产品问题如下:Recently we bought a DW17 ACB where the motor is used to close the ACB . Wheras the similar DW17 ACB we had before, the function of the motor was to chrage the Spring of ACB and there was a separtae closing coil to close the ACB.
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