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Rockwell Automation Allen-Bradley PowerFlex Installation Instructions Manual
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Rockwell Automation Allen-Bradley PowerFlex Installation Instructions Manual

Rockwell Automation Allen-Bradley PowerFlex Installation Instructions Manual

Dc drive-frame c bimetal thermostat
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What This Kit Includes
Tools That You Need
What You Need to Do
®
PowerFlex
DC Drive - Frame C Bimetal
Thermostat
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.
• Bimetal Thermostat
• Wire leads with connector
• Thermal grease
• Static strap
• Phillips
®
screwdriver
• Flathead screwdriver
• Nut driver or wrench
• Torque wrench
®
Phillips
is a registered trademark of Phillips Screw Company.
The Bimetal Thermostats are located on the drive heatsink. To install the
Bimetal Thermostats:
Step 1: Remove power from the drive
Step 2: Remove the protective covers
Step 3: Remove the existing Bimetal Thermostat
Step 4: Install the new Bimetal Thermostat
Step 5: Replace the protective covers and document the change
Installation Instructions

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Summary of Contents for Rockwell Automation Allen-Bradley PowerFlex

  • Page 1 Installation Instructions ® PowerFlex DC Drive - Frame C Bimetal Thermostat 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.

  • Page 2: Step 1: Remove Power From The Drive

    PowerFlex® DC Drive - Frame C Bimetal Thermostat Step 1: Remove Power from the Drive ATTENTION: Remove power before making or breaking cable connections. When you remove or insert a cable connector with power applied, an electrical arc may occur. An electrical arc can cause personal injury or property damage by: •...

  • Page 3: Step 2: Remove The Protective Covers

    PowerFlex® DC Drive - Frame C Bimetal Thermostat Step 2: Remove the 1. Disconnect the DPI cable from the HIM assembly (if present). Protective Covers 2. Loosen, but do not remove, the screws that secure the bottom cover to the drive, then slide the cover down and off the drive chassis. PORT NET A NET B...
  • Page 4 PowerFlex® DC Drive - Frame C Bimetal Thermostat Important: Mark all connections and wires before removal to avoid incorrect wiring during reassembly. 4. Disconnect the HIM Communication cable from the connector on the upper right corner of the Control board and set the cover aside. Pull tabs out to disconnect cable.
  • Page 5 PowerFlex® DC Drive - Frame C Bimetal Thermostat 2. Loosen the two captive screws at the top of the Control EMI shield and partially lower the shield. The shield will not open to its full extent due to a cable connection between the Switching Power Supply board and the Pulse Transformer board.
  • Page 6 PowerFlex® DC Drive - Frame C Bimetal Thermostat 4. If present, remove the isolation sheet that is secured to the bus bars. Remove isolation sheet. Important: You must remove the bus bars and SCR modules in order to easily access and remove the Bimetal Thermostats. 5.
  • Page 7 PowerFlex® DC Drive - Frame C Bimetal Thermostat Remove the Bus Bars from a Regenerative Drive 6. Remove the six bolts and corresponding washers that secure the intermediate bus bars to the U and W phase AC input and DC output (terminals C and D) bus bars.
  • Page 8 PowerFlex® DC Drive - Frame C Bimetal Thermostat 7. Remove the bolt (24 mm long) and washers that secure the L-shaped bus bars to the top of each of the six internal Armature Circuit fuses. Note the order of the washers on the bolt. Remove bolt (24 mm long), lock washer and flat washer Bolt (24 mm long)
  • Page 9 PowerFlex® DC Drive - Frame C Bimetal Thermostat 9. Remove the four bolts and washers that secure the horizontal bus bars to the SCR modules and remove the bus bars. Note the order of the washers on the bolts and the position of the bus bars. Remove bolts Remove bolts Continue with...
  • Page 10 PowerFlex® DC Drive - Frame C Bimetal Thermostat Remove the Bus Bars from a Non-Regenerative Drive 6. Remove the nuts and washers that secure the wires (red and blue) from the AC Line Snubber board to the bus bars and remove the wires. Remove nuts, washers and wires 7.
  • Page 11 PowerFlex® DC Drive - Frame C Bimetal Thermostat 9. Remove the bolts and washers that secure the horizontal bus bars to the C and D (vertical) power terminal bus bars. Note the size and location of the bolts and the order in which the washers are placed on the bolts. Remove bolts, lock washers, flat washers Bolt Size and Washer Order Left to right, flat washers,...
  • Page 12 PowerFlex® DC Drive - Frame C Bimetal Thermostat Remove the SCR Modules and Bimetal Thermostat 1. Remove the remaining bolts, washers and metal plates (for Regenerative drives only) from the tops of the appropriate SCR modules. Note the order of the washers on the bolts. Remove bolts and metal plates Note: Regenerative drive shown.
  • Page 13 PowerFlex® DC Drive - Frame C Bimetal Thermostat 3. Remove the four screws that secure each SCR module to the heatsink and remove the SCR modules. Note the order of the washers on the bolt. Remove four screws 4. Remove the wires connected to the Bimetal Thermostat from connector X4 on the Pulse Transformer circuit board.
  • Page 14 PowerFlex® DC Drive - Frame C Bimetal Thermostat Step 4: Install the New Install the new Bimetal Thermostat in reverse order of removal as detailed in Step 3: Remove the Existing Bimetal Thermostat on page Bimetal Thermostat • Apply thermal grease to the bottom of the Bimetal Thermostat before securing it to the heatsink.

  • Page 15: Related Documentation

    PowerFlex® DC Drive - Frame C Bimetal Thermostat Step 5: Replace the 1. Replace the protective covers in the reverse order of removal as described in Step 2: Remove the Protective Covers on page Protective Covers and Documenting the Change 2.
  • Page 16 Europe/Middle East/Africa: Rockwell Automation SA/NV, Vorstlaan/Boulevard du Souverain 36, 1170 Brussels, Belgium, Tel: (32) 2 663 0600, Fax: (32) 2 663 0640 Asia Pacific: Rockwell Automation, Level 14, Core F, Cyberport 3, 100 Cyberport Road, Hong Kong, Tel: (852) 2887 4788, Fax: (852) 2508 1846 Publication 20P-IN034A-EN-P - March 2009 Copyright ©...