beautypg.com

Inverter power module (igbt) – Rockwell Automation 20B PowerFlex 700 Drives - Frame 10 Components Replacement User Manual

Page 54

background image

54

Rockwell Automation Publication 20B-IN026B-EN-P - July 2013

Chapter 3

Inverter Assembly Component Replacement Procedures

Inverter Power Module
(IGBT)

Kit includes:

The photograph below is an example of an IGBT module failure. IGBT damage
may impact other components near or associated with IGBT operation,
including components that are not part of the Inverter Power Module (IGBT)
kit.

See

Chapter 1 - Component Diagrams and Torque Specifications

to locate

components in these instructions.

Qty

Component

1

IGBT module with circuit board

1

Gate Interface Board

1

Gate Interconnect Harness

3

Flexible Capacitor Busbar, Positive

3

Flexible Capacitor Busbar, Negative

1

Tie Down Capacitor Mount

3 Snubber

Capacitor

IMPORTANT

If any IGBT module is damaged, replace all IGBT modules and associated
components. Perform the following procedure for all IGBT modules.

Flexible Capacitor

Busbar, Negative

Transitional

Busbar Assembly

Bus Capacitor,

under Transitional

Busbar Assembly

Example of IGBT
Module Failure