Allen-Bradley 1398 ULTRA Plus Series - Page 64

Publication 1398-5.1 — January 2000
2-46 Install the ULTRA Plus PDM Components
Figure 2.27
Motor power winding methods to minimize noise emissions
TWISTED TOGETHER
TWISTED TOGETHER
TWISTED TOGETHER
COMMON MODE CHOKE
(10-20 TURNS ON COMMON
FERRITE TORROID CORE)
SHIELD
TO SINGLE POINT
EARTH GROUND
TO SINGLE POINT
EARTH GROUND
TO SINGLE POINT
EARTH GROUND
CHASSIS
R
S
T
PDM
CHASSIS
R
S
T
PDM
CHASSIS
R
S
T
PDM
BRUSHLESS
MOTOR
MOTOR CASE
R
S
T
BRUSHLESS
MOTOR
MOTOR CASE
R
S
T
BRUSHLESS
MOTOR
MOTOR CASE
R
S
T