
Installing Power Wiring
5-5
5.4 Power Terminal Block Connections
Important: Terminal screws may become loose during shipment.
Ensure that all terminal screws are tightened to the
recommended torque before applying power to the
drive.
Table 5.3 – Power Terminal Block Specifications
Frame Maximum Wire Size
1
1
Maximum/minimum sizes that the terminal block will accept. These are not
recommendations.
Minimum Wire Size
1
Torque
B
5.3 mm
2
(10 AWG) 1.3 mm
2
(16 AWG)
1.7-2.2 Nm
(16-19 in-lb)
C
8.4 mm
2
(8 AWG) 1.3 mm
2
(16 AWG)
2.9-3.7 Nm
(26-33 in-lb)
Terminal Description
R/L1, S/L2 1-Phase Input
R/L1, S/L2, T/L3 3-Phase Input
U/T1 To Motor U/T1
=
Switch any two motor
leads to change
forward direction.
V/T2 To Motor V/T2
W/T3 To Motor W/T3
P2, P1
DC Bus Inductor Connection (C Frame drives only.)
The C Frame drive is shipped with a jumper between
Terminals P2 and P1. Remove this jumper only when a DC
Bus Inductor will be connected. Drive will not power up without a jumper
or inductor connected.
DC+, DC- DC Bus Connection
BR+, BR- Dynamic Brake Resistor Connection
Safety Ground - PE
Figure 5.5 – Power Terminal Block Connections
V/T2T/L3S/L2R/L1 U/T1 W/T3
BR+ BR-DC- DC+
V/T2T/L3S/L2R/L1 U/T1 W/T3 P2 P1
BR+ BR-DC- DC+
B Frame C Frame
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