Allen-Bradley PowerFlex AFE User Manual

36 Rockwell Automation Publication 20Y-TG001C-EN-P - April 2017
Chapter 4 AFE Power Structure Component Section
Understand Torque Figures in
Assembly Diagrams
Icons and numbers in the assembly diagrams indicate how to tighten hardware.
Torque Specifications
This table lists fastener torque specifications for the circuit boards and main
components of the Active Front End.
PZ2
4 N•m
(35 lb•in)
Tool Type and Size:
• PZ indicates Pozidriv screwdriver bit.
• P indicates Phillips screwdriver bit.
Tightening Torque
Fastener Type
Pozidriv screw
Phillips screw
Hexagonal bolt or
standoff
Hexagonal screw
Hexagonal nut
Torx head screw
Item Hardware Final Torque
AC input terminals M10 nut 40 N•m (354 lb•in)
ASIC circuit board (mounting) M4 x 8 Pozidriv screws 0.9 N•m (8 lb•in)
ASIC circuit board cover M4 x 8 Pozidriv screws 0.9 N•m (8 lb•in)
ASIC fan M4 x 16 Pozidriv screws 0.4 N•m (3.5 lb•in)
Capacitor M4 x 8 self-tapping screws 1 N•m (9 lb•in)
DC-/DC+ terminals M6 x 20 Pozidriv screws 5 N•m (44 lb•in)
DC connective bus bars M10 x 20 hexagonal screws 8 N•m (71 lb•in)
M8 x 25 hexagonal socket-head screws 8 N•m (71 lb•in)
M6 x 12 Pozidriv screws 4 N•m (35 lb•in)
DPI/HIM assembly door M3 x 6 Phillips screws 0.9 N•m (8 lb•in)
DPI/HIM assembly (mounting) M3 x 6 Phillips screws 0.9 N•m (8 lb•in)
Fan inverter assembly M5 x 10 Pozidriv screws 4 N•m (35 lb•in)
Fan inverter fuse base M4 x 8 Pozidriv screws 3 N•m (27 lb•in)
Fan inverter fuse holder M4 x 8 Pozidriv screws 3 N•m (27 lb•in)
Gate driver circuit board (mounting) M4 x 8 Pozidriv screws 1.35 N•m (12 lb•in)
Main cooling fan (mounting) M5 x 10 Pozidriv screws 3 N•m (27 lb•in)
Precharge bridge
assembly
Wire fasteners M5 x 12 machine screws 4.5 N•m (40 lb•in)
Mounting M5 nuts 3.9 N•m (35 lb•in)
Precharge bridge resistor assembly M5 x 12 Torx self-tapping screws 4.5 N•m (40 lb•in)
LCL filter upper-front
bracket
In IP20
enclosure
M8 x 20 / M6 x 16 screws 6.7 N•m (60 lb•in) / 4.5
N•m (40 lb•in)
In IP21
enclosure
M5 x 12 Torx self-tapping screws 4.5 N•m (40 lb•in)
LCL filter lower-front bracket (IP20
enclosure)
M8 x 20 screws 6.7 N•m (60 lb•in)

Allen-Bradley PowerFlex AFE Specifications

General

Brand	Allen-Bradley
Model	PowerFlex AFE
Category	Controller
Language	English