6SE7031-7EE85-1AA*维修，显示"E"无显示，电压输出不平衡，运行几分钟报过流，低速电机抖动等故障维修，西门子变频器接线规范： 信号线与动力线必须分开走线：使用模拟量信号进行远程控制变频器时，为了减少模拟量受来自变频器和其它设备的干扰，请将控制变频器的信号线与强电回路（主回路及顺控回路）分开走线。距离应在30cm以上。即使在控制柜内，同样要保持这样的接线规范。

上海一擎代理以下6SE70变频器型号，大量现货供应，提供*惠的折扣，欢迎您的来电，谢谢。

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