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3.5 Motor connections
The motor can be connected directly to the FlexDrive
(M-Contactor).
Nominal output voltage 160VDC
Output voltage range 135-176VDC
Motor
Thermal
switch
Brake
(if present)
CAUTION: Do not connect supply power to the FlexDrive
CAUTION: The motor leads U, V and W must be connected to their corresponding U,
The motor power cable must be shielded for CE compliance. The connector or gland used at
the motor must provide 360 degree shielding. The maximum recommended cable length is
30.5m (100ft). For recommended motor power cable sizes, see section 3.4.6.
Note: For CE compliance the motor earth/ground should be connected to the drive
MN1902
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Location Connector X1 / X1A
FDH1A...
Part number
FPH1A...
U
V
W
Optional motor
circuit contactors
A
B
C
D
To earth/ground outer shield, use 360° clamps connected to backplane
Figure 7 - Motor connections
II
FlexDrive
V or W terminal on the motor. Misconnection will result in uncontrolled
motor movement.
earth/ground.
II
FDH2A...
FPH2A...
320VDC
306-350VDC
might be damaged.
www.baldormotion.com
or through a motor contactor
FDH2A15...
FPH2A15...
320VDC
258-355VDC
Unshielded
lengths should be
as short as
possible.
See
section
3.5.5
See
section
3.5.6
II
UVW outputs. The
Basic Installation 3-15
FDH4A...
FPH4A...
565/650V
254-746VDC
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