Rockwell Automation 20P PowerFlex DC Drive - Frame B AC Line Snubber Board and High Wattage Resistors User Manual
Powerflex, Installation instructions

Installation Instructions
PowerFlex
®
DC Drive - Frame B AC Line
Snubber Board and High Wattage Resistors
What This Kit Includes
•
AC Line Snubber circuit board
•
Three screws for AC Line Snubber circuit board
•
Six high watt resistors and wire leads
•
Twelve screws for high watt resistors
•
Thermal grease
•
Cables ties
•
Static strap
Tools That You Need
•
Phillips
®
screwdrivers
•
Flathead screwdriver
•
Torque wrench (1…12 N•m)
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 Protective Covers
 - Step 3: Remove the Pulse Transformer and Switching Power Supply Boards
 - Step 4: Remove the Field Circuit Board
 - Step 5: Remove the Existing AC Line Snubber Board and Resistors
 - Step 6: Install the New AC Line Snubber Board and Resistors
 - Step 7: Install the Field Circuit Board
 - Step 8: Install the Pulse Transformer and Switching Power Supply Boards
 - Step 9: Replace the Protective Covers and Documenting the Change
 - Related Documentation
 - Publication 20P-IN015B-EN-P - December 2009
 
