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Rockwell Automation 1771-P3_P4_P5_P5E Power Supply Modules Installation Instructions User Manual

Page 6

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Power Supply Modules

6

Publication 1771ĆIN073A-EN-P - March 2002

Processor Compatibility

Compatibility of power supplies with selected processors is shown
below. Processors with an integrated power supply as shown below
can support only one additional ac power supply.

Table B

Power Supply and Processor Compatibility

Power Supply

Cat. No.

1772ĆLSP

1

1772ĆLWP

1

1772ĆLXP

1

1771ĆAL

1771ĆAR

2

1771ĆASB

1771ĆAS

1772ĆLN1,

ĆLN2, ĆLN3,

ĆLV

1772ĆLS

1772ĆLW

1772ĆLX

1771ĆP3

Compatible

Compatible

Series B

Chassis only

Not

compatilbe

Compatible

1771ĆP4

Chassis only

compatilbe

1771ĆP5, ĆP5E

Not

Compatible

Where:

1

Power supply and backup battery included

2

Switch 7 of I/O chassis must be turned on. Refer to Remote I/O Adapter Module publication 1771Ć2.17.

!

ATTENTION

Do not parallel 1771–P5 or –P5E with other ac
power supplies. Limit adjacent slot module power
dissipation for all supplies to 10W maximum.

Power Supply Current Capacity

Table C shows the current capacity of various configurations of
power supplies When paralleling power supplies, use the power
supply paralleling cable, cat. no. 1771–CT.

Table C

Power Supply Module Current Capabilities

Power

Total AvailableBackplaneCurrent for I/O Modules

Supply/Processor

None

1771ĆP3

1771ĆP4

1771ĆP5

1771ĆP5E

1771ĆP3

3A

6A

11A

1771ĆP4

8A

11A

16A

1771ĆP5, ĆP5E

1

8A

16A

16A

1772ĆLSP

2A

5A

10A

1772ĆLXP

4A

7A

12A

1772ĆLWP

4A

7A

12A

1 The 1771ĆP5 or ĆP5E power supply is designed to operate in parallel only with another 1771ĆP5 power supply.

The total current capability would be 16A.