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Rockwell Automation 20P PowerFlex DC Drive - Frame D Snubber Resistors User Manual

Rockwell Automation Equipment

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Publication 20P-IN066A-EN-P

PowerFlex® DC Drive

Frame D Snubber Resistors
Installation Instructions

What This Kit Includes

Six snubber resistors

12 hexalobular screws and washers

Static strap

Tools That You Need

Flathead screwdriver

Hexalobular screwdrivers

Torque wrenches

What You Need to Do

To install the snubber resistors:

❐ Step 1: Remove power from the drive

❐ Step 2: Remove the protective cover and open the control panel

❐ Step 3: Remove the SCR module leg assemblies

❐ Step 4: Remove the existing snubber resistors

❐ Step 5: Install the new snubber resistors

❐ Step 6: Install the SCR module leg assemblies

❐ Step 7: Close the control panel, install the protective cover and document

the change

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.