4 power terminal block connections – Rockwell Automation MD65 User Manual Version 2.0 User Manual

Page 29

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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/T2

T/L3

S/L2

R/L1

U/T1

W/T3

BR+

BR-

DC- DC+

V/T2

T/L3

S/L2

R/L1

U/T1

W/T3

P2

P1

BR+

BR-

DC- DC+

B Frame

C Frame

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