Rockwell Automation 20P PowerFlex DC Drive - Frame B SCR Modules User Manual
Powerflex, Dc drive - frame b scr modules, Installation instructions
 
Installation Instructions
PowerFlex
®
DC Drive - Frame B SCR Modules
What This Kit Includes
•
SCR Modules (3 for non-regenerative drives, 6 for regenerative drives)
•
Mounting screws and washers (6 for non-regenerative drives, 12 for 
non-regenerative drives)
•
Gate leads (6 for non-regenerative drives, 12 for regenerative drives)
•
Thermal grease
•
Static strap
Tools That You Need
•
Phillips
®
screwdriver
•
Flathead screwdriver
•
Nut driver or wrench for hex stand-offs
•
Torque wrench
Phillips
®
is a registered trademark of Phillips Screw Company.
ATTENTION: Only qualified personnel familiar with DC 
drives and associated machinery should plan or implement the 
installation, start-up and subsequent maintenance of the system. 
Failure to comply may result in personal injury and/or equipment 
damage.
ATTENTION: To avoid an electric shock hazard, ensure that all 
power to the drive has been removed before performing the 
following.
ATTENTION: This drive contains ESD (Electrostatic 
Discharge) sensitive parts and assemblies. Static control 
precautions are required when installing, testing, servicing or 
repairing this assembly. Component damage may result if ESD 
control procedures are not followed. If you are not familiar with 
static control procedures, reference A-B publication 8000-4.5.2, 
“Guarding Against Electrostatic Damage” or any other 
applicable ESD protection handbook.
Document Outline
- Front Cover
- What This Kit Includes
- Tools That You Need
- What You Need to Do
- Step 1: Remove Power from the Drive
- Step 2: Remove the Power Wiring
- Step 3: Remove the Protective Covers
- Step 4: Remove the Pulse Transformer and Switching Power Supply Boards
- Step 5: Remove the Existing SCR Modules
- Step 6: Install the New SCR Modules
- Step 7: Install the Pulse Transformer Board and Switching Power Supply Board
- Step 8: Replace the Protective Covers, Power Wiring and Documenting the Change
- Related Documentation
- Publication 20P-IN022B-EN-P - December 2009