ABB DCS 500 - Chapter 3 - Functional Description; Functional Description of 12-Pulse Converter; Bridge Reversal Process; Error Messages and Handling

Contents
DCS 500 12-Pulse Planning and Start-Up i
12-Pulse Power Converters
Chapter 1 - Introduction
How to use this manual..............................................................................................1-1
Contents of this manual .............................................................................................1-1
Target group ..............................................................................................................1-2
Warranty and liability..................................................................................................1-2
Warnings, cautions, and informational notes .............................................................1-2
Block diagram ............................................................................................................3-1
Chapter 2 - Overview
Overview....................................................................................................................2-1
Chapter 3 - Functional description
Functional description................................................................................................3-2
Switch-on/switch-off logic...........................................................................................3-2
Bridge reversal...........................................................................................................3-2
Dynamic response .....................................................................................................3-3
Actual current/reference values .................................................................................3-3
Current reference, Master-Slave .......................................................................3-3
Actual current, Slave-Master .............................................................................3-4
Error messages..........................................................................................................3-5
Control structure ........................................................................................................3-6
Chapter 4 - Planning
Components...............................................................................................................4-1
Planning hints ............................................................................................................4-2
Transformer.......................................................................................................4-2
Power converter ................................................................................................4-2
Interphase reactor .............................................................................................4-2
Field supply .......................................................................................................4-2
Chapter 5 - Parameters and signals
Group 12: New parameters (existing group) ..............................................................5-1
Group 111: New signals (existing group)...................................................................5-1
Group 36: 12-pulse (new) ..........................................................................................5-1
Group 136: 12-pulse (new) ........................................................................................5-3
Chapter 6 - Start-Up
Master........................................................................................................................6-1
Slave..........................................................................................................................6-1
12-pulse mode ...........................................................................................................6-2
Parameterizing for 12-pulse mode.............................................................................6-3
Master...............................................................................................................6-3
12-pulse mode...................................................................................................6-3
Output A02 ........................................................................................................6-3