Dc bus wiring guidelines, Bus supply terminals – Rockwell Automation 20T PowerFlex Diode Bus Supply User Manual

Page 19

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Installation/Wiring

1-7

PowerFlex Diode Bus Supply User Manual

Publication 20T-UM001D-EN-P

DC Bus Wiring Guidelines

For DC Bus wiring guidelines, refer to AC Drives in Common Bus
Configurations, publication

DRIVES-AT002

.

Bus Supply Terminals

Figure 1.2

Terminal and Jumper Locations

Table 1.C Terminal Specifications and Jumper Information

Item Description

Wire Size Range

(1)

(1)

Maximum/minimum sizes that the terminals will accept - these are not recommendations.

Torque

Maximum

Minimum

AC Line Input L1, L2, L3

35 mm

2

(2 AWG)

0.75 mm

2

(18 AWG)

3.3 N•m
(20 lb•in)

PE (Protective Earth) Terminal

DC Bus Terminals (DC+, DC-)

Control Terminals 8…11

2.5 mm

2

(14 AWG)

0.25 mm

2

(22 AWG)

0.8 N•m
(7 lb•in)

Control Terminals 12 and GND
(MOV neutral disconnect; see

page 1-10

)

Jumper J4, see

Disconnecting MOVs and RFI Filter Capacitors on page 1-10

J4

J1

J2

J6

J3

L1

L2

8

9

11

10

A A A A

A

A

DC + DC -

A

A

A

L1

L2

L3

B B

B B

GND

12

A A

MOV

F1

A

B

A

F2

B

AC

B

B

AC

AC

A

DC +

A

DC -

V1

V2

V3

FAN1

FAN2

(PE)

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