Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE - Manual (Page 199)

COMMISSIONING CHAPTER 9
1557-UM050F-EN-P – June 2013
TABLE OF CONTENTS
Introduction ........................................................................................................................... 1
Recommended Tools and Equipment .................................................................................... 1
Pre-Power Checks ........................................................................................................... 2-12
Line Reactor versus Isolation Transformer ......................................................................... 13
Megger Test ........................................................................................................................ 14
Logic Power Supply Tests ................................................................................................... 15
Rectifier Power Supply Readings, 6- or 12-pulse Bridge ..................................................... 16
Rectifier Power Supply Readings 18-pulse Bridge .............................................................. 17
Inverter Power Supply Readings ......................................................................................... 18
Configuring the Drive .......................................................................................................... 19
Standard I/O Checks ........................................................................................................... 22
Gating Checks .................................................................................................................... 22
Application of Medium Voltage ............................................................................................ 25
Tuning Procedure ............................................................................................................... 26
1) Commutation Inductance ................................................................................. 26
2) Current Regulator ........................................................................................... 28
3) Commutation Inductance/Current Regulator ................................................... 31
4) Stator Resistance ........................................................................................... 31
5) Leakage Inductance ....................................................................................... 32
6) Flux Regulator ................................................................................................ 33
Induction Motor Flux Regulator Tuning ................................................... 33
Flux Regulator Autotuning ...................................................................... 33
Flux Regulator Manual Tuning ............................................................... 34
Synchronous Motor Flux Regulator Tuning ............................................. 35
7) Speed Regulator ............................................................................................... 37
8) Flux Regulator/Speed Regulator ....................................................................... 39
Application Setup ................................................................................................................ 40
Saving Parameters ............................................................................................................. 40