PowerFlex Digital DC Drive User Manual -
Publication 20P-UM001C-EN-P - July 2008
Installation and Wiring
1-19
Figure 1.12 Power Wiring with DC Output Contactor and a Dynamic Brake
Figure 1.13 Power Wiring with Armature Output Fuses and Inverting Fault Status
M
A1
A2
FU1
(2)
FU2
(2)
DB
Re
s
i
s
tor
C
D
A
u
x
PowerFlex DC
Drive
(N.O. Rel
a
y)
M1 DC Cont
a
ctor
Control
Bo
a
rd P/
S
460V
115V
V2
U2
F2
U
V
W
3 Phase AC line
L1
L2
L
3
1
3
14
L1
L2
A1
T1
T2
A2
U1
V1
C1
D1
F1
FU
3
FU4
FU5
FU6
FU7
FU
8
FU9
3
4 (on I/O TB4)
(1)
19 (+24V on I/O TB2)
3
6
(
3
)
3
5
(
3
)
76
(
3
)
75
(
3
)
A
u
x
1
3
14
L1
T1
L2
T2
A1
A2
(N.C. Rel
a
y)
DB Cont
a
ctor
Field Power
Termin
a
l Block
Control Power /
Rel
a
y Termin
a
l
Block
(1)
Par 140 [Digital In8 Sel] set to 31 “Contactor”
(2)
Armature output fuses are required on four quadrant and are recommended on two quadrant Frame A and B drives. Fuses with Trip Indicator
Switches are recommended for Inverting Fault protection when the motor will be Field Weakened and run above base speed. Refer to
(3)
Par 1391 [ContactorControl] = 4 “DC DB”, Par 1392 [Relay Out 1 Sel] = 25 “Contactor”, and Par 629 [Relay Out 2 Sel] = 24 “ContactorDB”.
Important: Terminal 35, 36, 75 and 76 are on the Control Power / Relay Terminal block, NOT the I/O terminal blocks. See
.
M
C
D
PowerFlex DC
Drive
33
(2)
(on I/O TB4)
19 (+24V on I/O TB2)
A1
A2
FU1
(1)
FU2
(1)
(1)
Armature output fuses are required on four quadrant and are recommended
on two quadrant Frame A and B drives. Fuses with Trip Indicator Switches are
recommended for Inverting Fault protection when the motor will be Field
Weakened and run above base speed.
(2)
Par 139 [Digital In7 Sel] set to 64 “Invert Flt”.
