Danfoss VLT AutomationDrive FC 300 Series Service Guide

13.2.11 Input Plate Mixing Fan
E1h/E3h drives have 2 mixing fans on the input plate.
E2h/E4h drives have 1 mixing fan on the input plate, and 1
mixing fan below the power card. The input plate mixing
fans are mounted on the back of the input plate. In drives
with a split input plate, the mixing fans are on the upper
input plate. To remove or reinstall an input plate mixing
fan, use the following steps. Refer to Illustration 13.10.
To remove or reinstall the power card mixing fan, see
chapter 13.2.12 Power Card Mixing Fan.
Disassembly
1. Unplug the in-line connector attaching the
mixing fan cable at the front of the input plate.
2. Release the cable from the cable retaining clips
on the input plate.
3. Remove the input plate. Refer to
chapter 13.2.9 Input Plate with Busbars or
chapter 13.2.10 Split Input Plate with Options.
4. Remove 2 screws (T20) from opposite corners of
the fan assembly.
5. Feed the cable through the fan cable access hole.
6. Remove the mixing fan from the input plate.
Reassembly
Tighten fasteners according to chapter 14.1 Fastener Torque
Ratings.
1. Feed the mixing fan cable through the cable
access hole to the front of the input plate.
2. Position the fan on the back of the input plate
with the bottom arrow pointing away from the
input plate.
3. Secure 2 screws (T20) in opposite corners of the
fan assembly.
4. Reinstall the input plate. Refer to
chapter 13.2.9 Input Plate with Busbars or
chapter 13.2.10 Split Input Plate with Options.
5. Connect the mixing fan cable in-line connector.
6. Route the cable through the cable retaining clips
on the input plate.
E1h–E4h Drive Disassembly a... Service Guide
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Danfoss VLT AutomationDrive FC 300 Series Specifications

General

Brand	Danfoss
Model	VLT AutomationDrive FC 300 Series
Category	DC Drives
Language	English