Summa Series Servodrive Product Manual
Wiring and Connecting
Document Version: V1.01
(Dec, 2019)
© 2019 ESTUN Automation Co., Ltd. All right reserved.
3-3
Noise Filters
You must attach Noise Filters in appropriate places to protect the Drive from the adverse effects of noise.
Figure 3-1 is an example of wiring for countermeasures against noise.
Figure 3-1
Wiring example for countermeasures against noise
Drive
L1
L2
L3
L1C
L2C
CN1
CN2
V
W
U
M
ENC
Operation relay sequence
Noise Filter
DC
Power
supply
Ground plate
External ground: Use a dedicated ground.
Motor
200 VAC
2.0 mm
2
min.
·
For the ground wire, use a wire with a thickness of at least 2.0 mm2 (preferably, flat
braided copper wire).
·
Whenever possible, use twisted-pair wires to wire all connections marked with
2.0 mm
2
min.
User signal generators
Noise Filter
2.0 mm
2
min.
Noise Filter Wiring and Connection Precautions
Always observe the following precautions when wiring or connecting Noise Filters.
Separate input lines from output lines. Do not place input lines and output lines in the same duct or
bundle them together.
Noise Filter
Noise Filter
Ground
plate
Ground
plate
