ABB
ACS 6000 Maintenance Manual 3BHS202077 ZAB E01 Rev. C 1 (4)
Table of Contents
Chapter 1 - Introduction and Safety 1-1
1.1 Introduction 1-1
1.2 Safety 1-1
Chapter 2 - Checking IGCTs and Diodes 2-1
2.1 Safety 2-1
2.2 Checking IGCTs 2-1
2.2.1 Required Tools and Accessories 2-1
2.2.2 Test Procedure 2-1
Step 1 2-1
Step 2 2-2
2.3 Checking Diodes in 7/ 9 MVA Phase Modules 2-4
Chapter 3 - Changing Diodes and Thyristors in LSU 3-1
3.1 Required Tools and Accessories 3-1
3.2 Safety 3-2
3.3 Replacing Diodes and Thyristors 3-3
Chapter 4 - Changing 3/5 MVA Phase Modules 4-1
4.1 Required Tools and Accessories 4-1
4.2 Removing a Phase Module 4-2
Using the Hoist 4-6
Using a Crane 4-7
4.3 Installing a Phase Module 4-8
Chapter 5 - Changing RC-IGCTs
in 3/5 MVA Phase Modules 5-1
Chapter 6 - Changing Clamp Diodes
in 3/5 MVA Phase Modules 6-1
6.1 Required Tools and Accessories 6-1
6.2 Changing Procedure 6-1