Manual

vi Table of Contents
7000A-RM001A-EN-P – January 2011 7000 “A” Frame
Converter Cabinet Components (6600V) .................4-43
IGDPS Board LEDs ..................................................4-44
Gating Tests ...........................................................................4-45
Gating Tests Mode ..........................................................4-45
SGCT Firing Test ............................................................4-47
System Test ............................................................................4-48
System Test Mode ...........................................................4-48
Start/Stop Control Circuit ................................................4-50
Status Indicators ..............................................................4-50
Analog I/O .......................................................................4-51
Analog Inputs ...........................................................4-51
Analog Outputs .........................................................4-52
Configurable Alarms .......................................................4-55
Application of Medium Voltage ............................................4-55
Input Phasing Check ...................................................... 4-56
DC Current Test .....................................................................4-57
Tuning Procedure ...................................................................4-59
1. Rectifier ....................................................................4-59
2. Motor Impedance ......................................................4-64
3. FluxSpeed Regulator (Induction Motors) .................4-66
4. FluxSpeed Regulator (Synchronous Motors) ...........4-72
Running the Load ..................................................................4-76
Motor Starting Torque .....................................................4-76
Reaching Specific Load Points .......................................4-76
Drives Variables ................................................................... 4-77
Capturing Data .......................................................................4-78
Drives Input Voltage Phasing Checks .................................. 4-78
Harmonic Analysis ............................................................... 4-80
DC Current Test .................................................................... 4-82
Load Test .............................................................................. 4-83
Synchronous Transfer ........................................................... 4-85
Cabling Cabinet for Config. #1 (Direct-to-Drive) ................. 5-1
Cabling Cabinet for Config. #1
(Direct-to-Drive, optional Input Starter) .......................... 5-2
Cabling Cabinet for Config. #2
(AFE Rectifier with Separate Isolation Transformer) .......5-3
Cabling Cabinet for Config. #3
(AFE Rectifier with Integral Isolation Transformer) ....... 5-4
Hall Effect Sensor Replacement ..............................................5-5
Current Transformer Replacement ..........................................5-6
Converter Cabinet Components ...............................................5-7
Converter Cabinet ....................................................................5-8
Voltage-Sensing Assembly ......................................................5-8
Voltage-Sensing Circuit Board Assembly Replacement ...........5-9
Chapter 4 Commissioning
(cont.)
Chapter 5 Component Definition
and Maintenance