品牌:ABB | 规格:DSQC639 3HAC025097-001/14 | 材质:DSQC639 3HAC025097-001/14 |
产地:瑞士 |
DSQC639 3HAC025097-001/14
信号线与动力线分别放置在不同的金属管道或者金属软管内部
由于水系统的两台富士变频器离控制柜较远分别为30m和20m,因此连接PLC和变频器的信号线如果不放置在金属管道内,极易受到变频器和外部设备的干扰;同时由于变频器无内置的电抗器,所以变频器的输入和输出级动力线对外部会产生的干扰,因此放置信号线的金属管或金属软管一直要延伸到变频器的控制端子处,以保证信号线与动力线的分开。
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