YASKAWA A1000 Series Technical Manual page 511

4.
Keep wiring as short as possible. Ground the shield on both the drive side and the motor side.
Figure D.2
A – Drive
B – 10 m max cable length between drive and motor
C – Motor
5.
Ground the largest possible surface area of the shield to the metal conduit when using braided shield cable.
Yaskawa recommends using a cable clamp.
Figure D.3
6.
Connect a DC reactor to minimize harmonic distortion. See page 514.
YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual
A
U/T1
V/T2
W/T3
Figure D.2 Installation Method
C
A – Braided shield cable
B – Metal panel
Figure D.3 Ground Area
B
C
D
U
V
M
W
YEG
E
D – Metal conduit
E – Ground wire should be as short as possible.
A
B
C – Cable clamp (conductive)
D.2 European Standards
YEG
D
511