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gGE Industrial SystemsGEH-6632EX2100™ Excitation ControlUser’s Guide

ii •••• Contents GEH-6632 EX2100 User’s GuideChapter 3 Printed Wiring Boards Overview 3-1Introduction...

B-2 •••• Appendix B Ratings and Specifications GEH-6632 EX2100 User’s GuideInput/OutputQTYPotential transformers (PTs)23-phase standard, single-phas

EX2100 User’s Guide GEH-6632 Appendix B Ratings and Specifications •••• B-3Cabinet Dimensions & WeightRedundant control with dual PCMredundant c

B-4 •••• Appendix B Ratings and Specifications GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Glossary of Terms •••• iGlossary of Terms6UFull height Versa Module Eurocard (VME) boardapplication codeSoftware that

ii •••• Glossary of Terms GEH-6632 EX2100 User’s GuideblockInstruction blocks contain basic control functions, which are connected togetherduring c

EX2100 User’s Guide GEH-6632 Glossary of Terms •••• iiiDCS (Distributed Control System)Control system, usually applied to control of boilers and ot

iv •••• Glossary of Terms GEH-6632 EX2100 User’s Guidefault codeA message from the controller to the HMI indicating a system warning or failure.fie

EX2100 User’s Guide GEH-6632 Glossary of Terms •••• vhot backupTwo bridges are used but only one is connected to the field, the other (the backup)

vi •••• Glossary of Terms GEH-6632 EX2100 User’s GuideModbusA serial communication protocol developed by Modicon for use between PLCs andother comp

EX2100 User’s Guide GEH-6632 Glossary of Terms •••• viiproduct code (runtime)Software stored in the controller’s Flash memory that converts applica

EX2100 User’s Guide GEH-6632 Contents •••• iiiChanging Display Units...

viii •••• Glossary of Terms GEH-6632 EX2100 User’s Guidesampling rateThe rate at which process signal samples are obtained, measured in samples/sec

EX2100 User’s Guide GEH-6632 Glossary of Terms •••• ixtoolboxA Windows NT -based software package used to configure the EX2100 and Mark VIturbine c

x •••• Glossary of Terms GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Index •••• iIndexAac disconnect 1-5, 2-5Ac Line-to-Line Filters 2-1, 2-8Ac to Dc Converter 1-6, 2-14, 3-1, 3-9, 3-11,

ii •••• Index GEH-6632 EX2100 User’s GuideDe-Excitation 3-7, 3-11, 4-1, 4-11 – 4-13Crowbar 2-2, 3-6, 3-7, 3-10, 3-11, 4-1, 4-14, 4-18Field Flashing

EX2100 User’s Guide GEH-6632 Index •••• iiiGGate Pulse Amplifiers 2-1, 2-6Generator Current Measurement 4-3Generator Voltage Measurement 4-3HHardwa

iv •••• Index GEH-6632 EX2100 User’s GuideTTechnical Characteristics 1-1, 1-6Thyrite 2-8, 4-18TMR (see Triple Modular Redundant)Toolbox (see Contro

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iv •••• Contents GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Chapter 1 Equipment Overview •••• 1-1Chapter 1 Equipment OverviewIntroductionThe EX2100ä Excitation Control (EX2100 or

1-2 •••• Chapter 1 Equipment Overview GEH-6632 EX2100 User’s GuideSystem OverviewThe exciter is a flexible modular system that can be assembled to

EX2100 User’s Guide GEH-6632 Chapter 1 Equipment Overview •••• 1-3Step-up TransformerAir Circuit Breaker (52G)Current Transformers (CTs)PotentialTr

1-4 •••• Chapter 1 Equipment Overview GEH-6632 EX2100 User’s GuideFlashingControlDC CB orContactorShuntShaft Voltage SuppressionActive FieldGround

EX2100 User’s Guide GEH-6632 Chapter 1 Equipment Overview •••• 1-5Hardware OverviewThe EX2100 hardware is contained in three cabinets as follows:•

1-6 •••• Chapter 1 Equipment Overview GEH-6632 EX2100 User’s GuideSoftware OverviewMicroprocessor-based controllers (ACLA and DSPX) execute the exc

EX2100 User’s Guide GEH-6632 Chapter 1 Equipment Overview •••• 1-7Input/Output QTYPotential transformers (PTs) 2 3-phase standard, single phase ava

1-8 •••• Chapter 1 Equipment Overview GEH-6632 EX2100 User’s GuideHow to Get Help“+” indicates theinternational access coderequired when calling fr

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-1Chapter 2 Functional DescriptionIntroductionThis chapter describes the functi

2-2 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideExciter HardwareThe EX2100 exciter consists of the following basic components.

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-3Exciter ConfigurationsEX2100 Exciters can be supplied with single or redundant

2-4 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideExciters with dual (redundant) control are shown in Figure 2-2. Multiple PCMs

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-5Power Conversion CabinetThe Power Conversion cabinet contains the Power Conver

2-6 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideCurrent ShuntEDCF provides dc currentand voltage feedbackA dc shunt provides t

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-7Cooling Fan AssemblyThe SCR bridge assembly is cooled with forced air. From tw

2-8 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideAuxiliary CabinetThe auxiliary cabinet is located next to the power conversion

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-9Shaft Voltage SuppressorThe Shaft Voltage Suppressorprotects the shaft bearing

gGE Industrial SystemsDocument: GEH-6632Issue Date: 2000-09-30EX2100™ Excitation ControlUser’s Guide

2-10 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideControl CabinetThe control cabinet contains the keypad control rack, control

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-11Control ModuleThe control module is a VME-style rack with boards cable connec

2-12 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideSimplex Control SystemThe interconnections between the simplex control and th

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-13Redundant Control SystemA redundant control system has three controllers and

2-14 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideController CController C is only used with redundant systems. It is mounted i

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-15addition there is an isolated 70 V dc output for use by EXTB and ECTB for con

2-16 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideJ1_M1J1_M2J1_CFANEXTBEETBEDEXECTBM1J602CONTROLMEDIACONVEDEX EDCFEGDM EDEX

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-17Exciter SoftwareThe exciter software is configured and loaded from the toolbo

2-18 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideGeneratorVoltage/CurrentSensingDCRegulatorACRegulatorExciterBridgeACVoltagead

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-19AUTOREFPSSUELAVRPowerSystemStabilizerUnderExcitationLimitGeneratorTerminalVol

© 2000 General Electric Company, USA.All rights reserved.Printed in the United States of America.These instructions do not purport to cover all detail

2-20 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideAuto Reference – AUTO REFThe AUTOREF block generates an auto (or Auto Control

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-21Proportional GainAnti-windupPresetValueΣ++PositiveLimitNegativeLimit1sΣ+-Σ+-a

2-22 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s Guidevoltage regulator loop such as compound exciters and some high ceiling excite

EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description •••• 2-23Operator InterfaceThe HMI contains exciter andturbine graphic displays.Operat

2-24 •••• Chapter 2 Functional Description GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Chapter 3 Printed Wiring Boards Overview •••• 3-1Chapter 3 Printed Wiring BoardsOverviewIntroductionThis chapter descr

3-2 •••• Chapter 3 Printed Wiring Boards Overview GEH-6632 EX2100 User’s GuideControl BoardsThe control boards are located in the control module. Th

EX2100 User’s Guide GEH-6632 Chapter 3 Printed Wiring Boards Overview •••• 3-3J304 J305 J306 J307 J308 J309J405J404 J406 J407 J408 J409J509J508J507J

3-4 •••• Chapter 3 Printed Wiring Boards Overview GEH-6632 EX2100 User’s GuideACLA BoardACLA handles networkcommunications and outerloop functions.T

EX2100 User’s Guide GEH-6632 Chapter 3 Printed Wiring Boards Overview •••• 3-5I/O Terminal BoardsThe exciter terminal boards are as follows:• IS200

EX2100 User's Guide GEH-6632 Safety Symbol Legend •••• aSafety Symbol LegendIndicates a procedure, condition, or statement that, if notstrictl

3-6 •••• Chapter 3 Printed Wiring Boards Overview GEH-6632 EX2100 User’s GuideEDCF BoardEDCF handles bridge dcvoltage and current feedback.The EDCF

EX2100 User’s Guide GEH-6632 Chapter 3 Printed Wiring Boards Overview •••• 3-7Bridge and Protection Boards and ModulesThe exciter bridge and protect

3-8 •••• Chapter 3 Printed Wiring Boards Overview GEH-6632 EX2100 User’s GuideIn a redundant system, the set of three EGDM boards are configured as

EX2100 User’s Guide GEH-6632 Chapter 3 Printed Wiring Boards Overview •••• 3-9Power Supply BoardsThe exciter power supply boards are as follows:• I

3-10 •••• Chapter 3 Printed Wiring Boards Overview GEH-6632 EX2100 User’s GuideJ1_M1 J1_M2J1_CFANEXTBEETBEDEXECTBM1J602CONTROLMEDIACONVJ21M1J16M1J17

EX2100 User’s Guide GEH-6632 Chapter 3 Printed Wiring Boards Overview •••• 3-11Related Board PublicationsFor a more detailed description of each boa

3-12 •••• Chapter 3 Printed Wiring Boards Overview GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-1Chapter 4 Terminal Board I/O andEquipment ConnectionsIntr

4-2 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuidePower Connections and Analog I/OFigure 4-1 displays a typ

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-3Power Potential Transformer InputsIn the EX2100 excitatio

b •••• Safety Symbol Legend GEH-6632 EX2100 User’s GuideThis equipment contains a potential hazard of electric shockor burn. Only personnel who are

4-4 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideCustomer Contact I/OCustomer contact inputs and relay con

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-5Four General Purpose Relay Outputs as AboveCustomerPower

4-6 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuidePower Supply InputsThe customer’s ac and dc power inputs

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-7Line Filter ConnectionsThe 600 V filter is connected to f

4-8 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideExciter Internal I/OExciter AC FeedbackThe EACF board mea

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-9Field Current FeedbackThe field current is measured acros

4-10 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s Guide41A41BJ2/3MFILT1123434To Bridge 241ATo Bridge 2SCR1SCR4S

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-11De-ExcitationDuring shutdown of the generator, the store

4-12 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideEXTB G1 - Contactor Mode52J505Control CabinetM1StatusJ8J

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-13Control CabinetM1 De-Exc StatusM2 De-Exc StatusSelf Firi

We welcome comments and suggestions to make this publication more useful.Your Name Today’s DateYour Company’s Name and Address Job SiteGE Requisition

4-14 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideCrowbarThe optional crowbar subsystem limits high negati

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-15Auxiliary CabinetEISB - M1Control CabinetPowerBackplaneE

4-16 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideField FlashingThe station battery is used toinitiate the

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-171342EXTB3126952104J7J5M1M1 53BM2 53BC 53BM1 53AM2 53AC 5

4-18 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideShaft Voltage SuppressorExcitation systems, which produc

EX2100 User’s Guide GEH-6632 Chapter 4 Terminal Board I/O and Equipment Connections •••• 4-19Data Highway ConnectionsThe Data Highway integratessever

4-20 •••• Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s GuideControl System Toolbox ConnectionThe toolbox connector o

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-1Chapter 5 Diagnostic Interface-KeypadIntroductionThis chapter provides o

5-2 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s GuideUsing the PushbuttonsThe keypad includes membrane-type pushbuttons to acc

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-3Table 5-1. Navigation PushbuttonsButton FunctionStatusDisplays the defaul

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5-4 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s GuideTable 5-2. Exciter Control PushbuttonsButton FunctionResetFaultsResets f

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-5Reading the DisplayThe keypad displays information as both text and anima

5-6 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s GuideTable 5-3. Exciter Health and State IconsGroup Icon Indication Descripti

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-7Changing Display UnitsØ To change the type of measurement units displayed

5-8 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s GuideStatus ScreenThe Status screen displays up to eight variables (parameters

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-9Using the MenusThe keypad’s Main Menu leads to other menu screens, where

5-10 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s Guide2. To view detail on a particular fault, select that fault (listed on t

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-112. For an Option parameter:a. Use the Up or Down Arrow buttons to selec

5-12 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s Guide2. Press Enter to make a backup copy of the parameters or Escape to can

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-13Firmware and Hardware InformationØ To view the firmware versions for th

EX2100 User’s Guide GEH-6632 Contents •••• iContentsChapter 1 Equipment Overview 1-1Introduction...

5-14 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s GuideProtecting the KeypadTo protect the exciter from unauthorized operation

EX2100 User’s Guide GEH-6632 Chapter 5 Diagnostic Interface-Keypad •••• 5-152. Enter the password as follows:a. Use the Up and Down Arrow buttons t

5-16 •••• Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Appendix A Warranty and Renewal Parts •••• A-1Appendix A Warranty and RenewalPartsIntroductionWhen ordering a replacem

A-2 •••• Appendix A Warranty and Renewal Parts GEH-6632 EX2100 User’s GuideIdentifying the PartAn exciter component, or part, is identified by its a

EX2100 User’s Guide GEH-6632 Appendix A Warranty and Renewal Parts •••• A-3Order Specific AssembliesThese parts make up the particular exciter. Othe

A-4 •••• Appendix A Warranty and Renewal Parts GEH-6632 EX2100 User’s GuidePrinted Wiring BoardsA printed wiring board is identified by an alphanume

EX2100 User’s Guide GEH-6632 Appendix A Warranty and Renewal Parts •••• A-5How to Order PartsParts still under warranty may be obtained directly fro

A-6 •••• Appendix A Warranty and Renewal Parts GEH-6632 EX2100 User’s GuideNotes

EX2100 User’s Guide GEH-6632 Appendix B Ratings and Specifications •••• B-1Appendix B Ratings andSpecificationsThe actual equipment rating is on yo