Rockwell Automation 20G2, Техническое обслуживание оборудования

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170 Rockwell Automation Publication 750-TG101A-EN-P - June 2022
Chapter 6 Frame 7 Renewal Kits Installation
DC Precharge Circuit Board
Replacement
Replacement kit catalog number: SK-RT-DCPC-F67
Remove the DC Precharge Circuit Board
Follow these steps to remove the DC precharge circuit board.
1. Review the Product Advisories on page 11 .
2. Turn off and lock-out incoming power. See Remove Power from the
System on page 12 .
3. Access the drive interior:
• For IP00, NEMA/UL Open Type, IP21, NEMA/UL Type 1 and flange,
NEMA/UL Type 4X/12 back enclosures, remove the cover. See Remove
the Cover on page 128 .
• For IP54, NEMA/UL Type 12 enclosures, open the enclosure and
remove the protective guard. See Remove the Protective Guard (IP54,
NEMA/UL Type 12 Enclosure) on page 129 .
4. Remove these connections from the control pod:
a. If used, disconnect the HIM DPI cable from the connector (port 2) on
the HIM cradle.
b. Disconnect any cables from the Ethernet connectors on the bottom of
the main control board in the control pod.
c. If used, disconnect the plug-in terminal block (TB1) on the bottom of
the main control board.
d. If an option module is installed, disconnect any I/O wiring terminal
blocks and remove the option module (not shown in this image).
If a cable is not connected to the DPI port on the HIM cradle, be sure to leave the
protective cover installed.
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Control Pod Shown Separated from the Drive for Clarity Only.
4b
4a
4c