Owner manual

Rockwell Automation Publication PFLEX-IN029B-EN-P - August 2014 103
PowerFlex 700H and 700S Drives - Frame 11 Procedures Chapter 3
AC to DC Fan System Retrofit Kit (SK-H1-DCFANRETROFIT-F11)
The frame 11 DC main fan system retrofit kit contains the following parts:
Follow these steps to remove the main AC fan system and replace it with a main
DC fan system.
1. Review the General Precautions on page 17
.
2. Remove power from the drive. See Remove Power from the Drive on page
91
.
3. Move the control frame and remove the air flow plate and protective
covers from the drive. See Move the Control Frame and Remove the Air
Flow Plate and Protective Covers on page 92
.
4. Remove the main AC fan power supply assemblies. See Removing the
Main AC or DC Fan Power Supply Assemblies on page 95
.
5. Remove the two M6 x 20 mm hexalobular screws that secure each of the
main fan housings to the drive. Then remove the fan assemblies.
Note: The back of the fan housing contains two holes in the sheet metal
that fit onto positioning pins located on the drive frame. To remove the
main fan assemblies, lower the front end of the assembly downward in
Item
Number
Description Quantity
1 DC main fan assembly 3
2 DC fan power supply assembly 3
3 M6 x 20 mm hexalobular screw 6
4 M5 x 10 mm POZIDRIV screw 12
5M8 spring washer 1
6 M8 x 16 mm socket head screw 1