YASKAWA SGDV User Manual page 65

3 Wiring and Connection
3.6.2 Precautions on Connecting Noise Filter
Connect the noise filter ground wire directly to the ground plate.
Do not connect the noise filter ground wire to other ground wires.
Ground plate
If a noise filter is located inside a control panel, first connect the noise filter ground wire and the
ground wires from other devices inside the control panel to the ground plate for the control panel,
then ground the plates.
Ground
3-30
Incorrect
Noise
Filter
SERVOPACK SERVOPACK
Shielded
ground wire
Ground plate
Control Panel
AC/DC
converter
Noise
Filter
Ground plate
Correct
Noise
Filter
SERVOPACK SERVOPACK
SERVOPACK
SERVOPACK