Yaskawa Sigma II Series DC Power Input SGMAJ - Manual (Page 138)

6.4 Others
6-19
6
(3) Using Noise Filters
Use an inhibit type noise filter to prevent noise from the power supply line. The following table lists recom-
mended noise filters for each SERVOPACK model.
Install a noise filter on the power supply line for peripheral equipment as necessary.
„ Recommended noise filter
• Model: SUP-P8HEPR-4
• Manufacturer: Okaya Electric Industries Co., Ltd.
„ Precautions when using noise filter
Always observe the following installation and wiring instructions. Incorrect use of a noise filter halves its
benefits.
1. Do not put the input and output lines in the same duct or bundle them together.
2. Separate the noise filter ground wire from the output lines.
Do not accommodate the noise filter ground wire, output lines, and other signal lines in the same duct or
bundle them together.
IMPORTANT
Noise
filter
Incorrect Correct
Separate these circuits
Box
Box Box
Box
Noise
filter
Noise
filter Noise
filter
The ground wire
can be close to
input lines.
Noise
filter
Box Box
Incorrect Correct
Noise
filter