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EM730 系列变频器用户手册 31010183-SCEM730系列变频器用户手册106.pdf
Page 33 of 299
EM730 系列变频器用户手册
安装电源侧噪声滤波器
可抑制从电源线侵入变频器的噪声,同时也可抑制变频器产生的噪声对电网的
影响。
变频器需使用专用噪声滤波器,普通噪声滤波器的使用效果不好,故一般不采
用。
噪声滤波器的正确和错误安装方式如图 3-5 和图 3-6 所示。
图 3- 5 噪声滤波器的正确安装
(a)
(b)
图 3- 6 噪声滤波器的错误安装
33
"
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