Rockwell Automation 20B CT, Power Interface PS Board Repl. - Frame 6 User Manual
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H. Locate components to be replaced.
Power Interface Board Replacement
A. Locate the Power Interface Board.
B. Label and remove the wires/cables from the board.
C. Remove the board.
D. Replace board and re-assemble in reverse order.
E. Tighten board screw to 1.7 N-m (15 lbf.-in.) and sheet
metal screws to 3.2 N-m (28 lbf.-in.).
Current Transducer Replacement
A. Locate the transducer(s) to be replaced.
B. Remove the screw securing the U, V or W lead that
extends through the transducer. Remove the lead from
the center of the transducer.
C. Remove the transducer and insulator (located under
transducer) by taking the 2 screws out. Orient new
transducer and insulator as shown, install screws and
tighten to 1.7 N-m (15 lbf.-in.).
D. Replace the U, V or W lead and tighten screw to 4.5
N-m (40 lbf.-in.).
E. Re-assemble drive in reverse order. Tighten sheet
metal screws to 3.2 N-m (28 lbf.-in.).
Power Supply Board Replacement
A. Locate the Power Supply Board.
B. Label and remove the wires/cables from the board.
C. Remove the board by taking out the screw.
D. Replace board and re-assemble drive in reverse order.
Tighten board screws to 1.7 N-m (15 lbf.-in.) and sheet
metal screws to 3.2 N-m (28 lbf.-in.).
Power Interface Board
Current
Transducers
Power Supply
Board
4
Transducer Arrow “
”
Must Point Away from
Circuit Board
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Americas: Rockwell Automation, 6040 Ponders Court, Greenville, SC 29615-4617 USA, Tel: (1) 864.297.4800, Fax: (1) 864.281.2433
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Asia Pacific: Rockwell Automation, 55 Newton Road, #11-01/02 Revenue House, Singapore 307987, Tel: (65) 6356 9077, Fax: (65) 6356 9011
Motors, Drives and Power Transmission Solutions Headquarters
U.S. Allen-Bradley Drives Technical Support - Tel: (1) 262.512.8176, Fax: (1) 262.512.2222, Email: [email protected], Online: www.ab.com/support/abdrives
U.S. Reliance Drives Technical Support - Tel: (1) 800.726.8112, Online: www.reliance.com
Publication RA-IN017A-EN-P – October, 2005
P/N 375872-P01
Copyright © 2005 Rockwell Automation, Inc. All rights reserved. Printed in USA.