Remove and Install the AC Precharge Fused Disconnect (FD1) Fuses for
Frame 7L

Replace the AC precharge fused disconnect (FD1) fuses with the appropriate kit catalog number that is identified in this table:
Cat. No.
Voltage Class
Fuse Amp Rating
Quantity
SK-RM-IBD-FUSEA-F8
400V/480V/600V
30
3
The fuse holder (labeled FD1) is on the AC precharge control panel. Follow these steps to remove the AC precharge fused disconnect fuses.
  1. Review the product advisories in Before You Begin.
  2. Remove power from the system.
  3. Open the enclosure door.
  5. By gripping the top and bottom of the fuse holder on the fused disconnect (labeled FD1), pull out.
  6. Remove the fuse from the fuse holder.
    example of how to remove the frame 7 and 7L fused disconnect fuses
  7. Repeat steps 5 and 6 for each fuse.
  8. Insert the fuse into the fuse holder (A).
  9. Align the tabs (B) on the fuse holder with the slots (C) in the fused disconnect and insert the fuse holder.
    example of how to install the frame 7 and 7L fused disconnect fuses
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