Rockwell Automation 1204 Reflected Wave Reduc Device RWR2 - Manual (Page 8)

8 1204 Reflected Wave Reduction Device
Grounding
5. Follow the recommended grounding practices provided in your
drive User Manual. The following diagram shows an example of
system grounding practices.
Drive Programming
6. The recommended drive carrier frequency for optimal RWR2
performance is 2 kHz. The maximum carrier frequency allowed is
4 kHz. If the drive default is higher than this maximum, the drive
must be reprogrammed. Refer also to the Maximum Cable Length
tables on pages 4 and 5 for further information.
7. 1305 Drives – Parameter 143 (Cable Length) should be set to
“Long” when using the RWR2.
8. Check for proper operation.
!
ATTENTION: National Codes and standards (NEC, VDE,
BSI, etc.) and local codes outline provisions for safely in-
stalling electrical equipment. Installation must comply with
specifications regarding wire types, conductor sizes, branch
circuit protection and disconnect devices. Failure to do so
may result in personal injury and/or equipment damage.
R (L1)
S (L2)
Ground Rod/Grid
or Building Structure Steel
T (L3)
PE/GRD
Conduit/4-Wire Cable
Drive
JOG
ESC SEL
U (T1)
Ground per
Local Codes
Motor Frame RWR2
V (T2)
W (T3)
PE/GRD
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Publication 1204-5.1 – April, 1997 P/N 42305-393-01 (A)
Copyright 1997 Rockwell International Corporation. All rights reserved. Printed in USA.