Basler-electric DECS-100 User Manual

INSTRUCTION MANUAL FOR DIGITAL EXCITATION CONTROL SYSTEM DECS-100 Publication: 9287500991 Revision: M 02/15

viii DECS-100 Introduction 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 General Information i SECTION 1 • GENERAL INFORMATION TABLE OF CONTENTS SECTION 1 • GENERAL INFORMATION ...

ii DECS-100 General Information 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 General Information 1-1 SECTION 1 • GENERAL INFORMATION INTRODUCTION The Basler Digital Excitation Control System (DECS-10

1-2 DECS-100 General Information 9287500991 Rev M Style Number Example For example, a DECS-100 with a style number of A15 would have the following c

9287500991 Rev M DECS-100 General Information 1-3 Accessory Input Voltage Range: –3 Vdc to +3 Vdc Setpoint Range: –30% to +30% shift Burden: 1 kΩ

1-4 DECS-100 General Information 9287500991 Rev M Figure 1-2. Typical V/Hz Curves FCR (Manual) Operating Mode Adjustment Range: 0 to 7 Adc Increme

9287500991 Rev M DECS-100 General Information 1-5 Overexcitation Limiter Pickup Range: 0 to 15 Adc Increment: 0.001 Adc Alarm Time Delay Range: 0

1-6 DECS-100 General Information 9287500991 Rev M Power (Apparent, Real, and Reactive) Range: 0 to 99 MVA, MW, Mvar Accuracy: ±3.0% (at 25°C) Powe

9287500991 Rev M DECS-100 Human-Machine Interface i SECTION 2 • HUMAN-MACHINE INTERFACE TABLE OF CONTENTS SECTION 2 • HUMAN-MACHINE INTERFACE ...

ii DECS-100 Human-Machine Interface 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 Human-Machine Interface 2-1 SECTION 2 • HUMAN-MACHINE INTERFACE INTRODUCTION The DECS-100 human-machine interface (HMI) co

2-2 DECS-100 Human-Machine Interface 9287500991 Rev M Overexcitation Limiting This LED lights when the field current exceeds the programmed overexci

9287500991 Rev M DECS-100 Functional Description i SECTION 3 • FUNCTIONAL DESCRIPTION TABLE OF CONTENTS SECTION 3 • FUNCTIONAL DESCRIPTION ...

ii DECS-100 Functional Description 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 Functional Description 3-1 SECTION 3 • FUNCTIONAL DESCRIPTION INTRODUCTION This section describes how the DECS-100 functio

3-2 DECS-100 Functional Description 9287500991 Rev M and conditioned before being applied to the input of the ADC. The voltage signal from phase C a

9287500991 Rev M DECS-100 Functional Description 3-3 If the Var/Power Factor Control option is present and is enabled in the software, the 52J/K inp

3-4 DECS-100 Functional Description 9287500991 Rev M contact inputs, the Accessory input, or through BESTCOMS software. The regulation point may als

9287500991 Rev M DECS-100 Functional Description 3-5 Generator Overvoltage A generator overvoltage condition can be configured (in BESTCOMS) to clos

9287500991 Rev M DECS-100 Introduction i INTRODUCTION This instruction manual provides information about the operation and installation of the DECS-

3-6 DECS-100 Functional Description 9287500991 Rev M Limiters DECS-100 limiters consist of an overexcitation limiter (OEL) triggered by an increase

9287500991 Rev M DECS-100 Functional Description 3-7 The alarm time delay is adjustable from 0 to 10 seconds. NOTE The UEL function is active only

3-8 DECS-100 Functional Description 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 Installation i SECTION 4 • INSTALLATION TABLE OF CONTENTS SECTION 4 INSTALLATION ...

ii DECS-100 Installation 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 Installation 4-1 SECTION 4 • INSTALLATION INTRODUCTION DECS-100 Digital Excitation Control Systems are delivered in sturdy

4-2 DECS-100 Installation 9287500991 Rev M Figure 4-1. DECS-100 Dimensions

9287500991 Rev M DECS-100 Installation 4-3 Figure 4-2. Cutout and Drilling Dimensions

4-4 DECS-100 Installation 9287500991 Rev M CONNECTIONS DECS-100 connections are dependent on the application and excitation scheme. Incorrect wiring

9287500991 Rev M DECS-100 Installation 4-5 Bus Voltage Sensing Inputs (Optional) The bus voltage sensing terminals are labeled B1 and B3. These term

ii DECS-100 Introduction 9287500991 Rev M First Printing: March 2001 Printed in USA © 2015 Basler Electric, Highland Illinois 62249 USA All Rights R

4-6 DECS-100 Installation 9287500991 Rev M Parallel Generator Compensation A customer-supplied enable/disable contact for this function connects to

9287500991 Rev M DECS-100 Installation 4-7 Relay Output (Alarm) The common alarm relay output contact may be accessed at the terminals labeled AL1 A

4-8 DECS-100 Installation 9287500991 Rev M value that can be used to set the burden. (Ensure that the resistor power rating is adequate for the inst

9287500991 Rev M DECS-100 Installation 4-9 CTB+AGENBCFIELDOUTPUTF- F+INPUTPOWER3 4ALARMCTBCT1CT2VOLTAGESENSINGE3 E2 E1DECS-100 WITH VOLTAGE MATCHIN

4-10 DECS-100 Installation 9287500991 Rev M CTB+AGENBCFIELDOUTPUTF- F+INPUTPOWER3 4ALARMCTBCT1 CT2VOLTAGESENSINGE3 E2 E1DECS-100 WITH VOLTAGE MATCHI

9287500991 Rev M DECS-100 Installation 4-11 CTB+AGENBCFIELDOUTPUTF- F+INPUTPOWER3 4ALARMCTBCT1 CT2VOLTAGESENSINGE3 E2 E1DECS-100 WITH VOLTAGE MATCHI

4-12 DECS-100 Installation 9287500991 Rev M POWER4 CT1 CT2VOLTAGEE3E2 E1 52J 52K 52L 52MCONTROL CONTROL52bS25102110UtilitySideABC521071071086Generat

9287500991 Rev M DECS-100 Installation 4-13 GEN 1GEN 2CTB1CTB2DECS-100CTB1CTB2DECS-1000.10.1CTCTLOADCCCENABLECONTACT05-19-00D2880-16 Figure 4-11. Cr

4-14 DECS-100 Installation 9287500991 Rev M Clamp Ferrite Grade Frequency Range Terminals 2 31 1 MHz – 300 MHz VM, VMC – Voltage Matching 52L, 52

9287500991 Rev M DECS-100 Installation 4-15 PRELIMINARY SETUP Before starting the generator and DECS-100 for the first time, proceed as follows. 1.

9287500991 Rev M DECS-100 Introduction iii REVISION HISTORY The following information provides a historical summary of the changes made to the DECS

4-16 DECS-100 Installation 9287500991 Rev M Figure 4-12. Operating Power Connections for DECS-100 Programming (Input Voltage >120 Vac) These spe

9287500991 Rev M DECS-100 BESTCOMS™ Software i SECTION 5 • BESTCOMS™ SOFTWARE TABLE OF CONTENTS SECTION 5 BESTCOMS™ SOFTWARE ...

ii DECS-100 BESTCOMS™ Software 9287500991 Rev M Figure 5-10. Analysis Screen, AVR Tab ...

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-1 SECTION 5 • BESTCOMS™ SOFTWARE INTRODUCTION BESTCOMS™-DECS100 software provides the communication

5-2 DECS-100 BESTCOMS™ Software 9287500991 Rev M Establishing Communication Communication between BESTCOMS and the DECS-100 must be established befo

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-3 SENDING AND RECEIVING SETTINGS When communication is enabled, DECS-100 settings can be sent or rec

5-4 DECS-100 BESTCOMS™ Software 9287500991 Rev M Regulator Sensing Voltage (V). The nominal, ac generator voltage obtained from the generator sensin

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-5 Fine Voltage Adjustment - Band Setting (%). The Band Setting determines the minimum and maximum ad

5-6 DECS-100 BESTCOMS™ Software 9287500991 Rev M Voltage Matching – Disable by Contact. This setting selects the DECS-100 contact input used to disa

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-7 Figure 5-9. Control Gain Screen Table 5-1. DECS-100 Stability Range Settings Generator Size Time

iv DECS-100 Introduction 9287500991 Rev M BESTCOMS for Windows® OS Version and Date Change • Add support for French regional settings 1.04.XX, 04/0

5-8 DECS-100 BESTCOMS™ Software 9287500991 Rev M AVR/FCR - Derivative Gain KD. This setting selects the derivative constant (KD) stability parameter

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-9 displayed in the AVR Setpoint field is selected by clicking the adjacent button. Clicking this but

5-10 DECS-100 BESTCOMS™ Software 9287500991 Rev M The sensing values and alarm signal indicators of the FCR tab are also displayed by the other tabs

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-11 PF Tab Figure 5-12 illustrates the settings, sensing values, and alarm signal indicators of the P

5-12 DECS-100 BESTCOMS™ Software 9287500991 Rev M VAR Tab Figure 5-13 illustrates the settings, sensing values, and alarm signal indicators of the V

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-13 Protection Settings The Protection Settings screen consists of two tabs: Protection and Limiter.

5-14 DECS-100 BESTCOMS™ Software 9287500991 Rev M Loss of Sensing Voltage - Time Delay (sec). The value of this field determines the time delay betw

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-15 Metering, Operation and Alarms The Metering, Operation and Alarms screen is viewed by clicking th

5-16 DECS-100 BESTCOMS™ Software 9287500991 Rev M φcos3×××=BAVGIVW Equation 5-2 Power – Var. This metering value indicates reactive power and is the

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-17 (1) or 0.6 to +1 in 0.001 increments. The background color of this field is green when the DECS-1

9287500991 Rev M DECS-100 Introduction v Manual Revision and Date Change F, 05/05 • Added material covering added UEL capability • Revised all dra

5-18 DECS-100 BESTCOMS™ Software 9287500991 Rev M Figure 5-17. Metering, Operation, and Alarms Screen, Alarm/Status Tab PID DATA BESTCOMS enables g

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-19 Figure 5-18. PID Window Adding to the PID List CAUTION Calculated or user-defined PID values are

5-20 DECS-100 BESTCOMS™ Software 9287500991 Rev M Saving Settings Files Saving DECS-100 settings to a file for uploading to other DECS-100 units sav

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-21 1. Click Communications on the menu bar and click Password Change on the drop-down menu. The

5-22 DECS-100 BESTCOMS™ Software 9287500991 Rev M When Uploading Embedded Software is clicked, a dialog box (Figure 5-21) is displayed that advises

9287500991 Rev M DECS-100 BESTCOMS™ Software 5-23 Figure 5-24. Settings File Reminder Dialog Box Clicking No allows you to exit the upload process

5-24 DECS-100 BESTCOMS™ Software 9287500991 Rev M Figure 5-27. DECS-100 Information After Upload 7. Close the DECS-100 Embedded Program Loader. BE

9287500991 Rev M DECS-100 Maintenance and Troubleshooting i SECTION 6 • MAINTENANCE AND TROUBLE-SHOOTING TABLE OF CONTENTS SECTION 6 MAINTENANCE AN

ii DECS-100 Maintenance and Troubleshooting 9287500991 Rev M This page intentionally left blank.

9287500991 Rev M DECS-100 Maintenance and Troubleshooting 6-1 SECTION 6 • MAINTENANCE AND TROUBLE-SHOOTING PREVENTIVE MAINTENANCE Connections Period

vi DECS-100 Introduction 9287500991 Rev M This page intentionally left blank.

6-2 DECS-100 Maintenance and Troubleshooting 9287500991 Rev M If no fuses are open, proceed to Step 4. Step 5. Verify that the front panel Overex

9287500991 Rev M DECS-100 Maintenance and Troubleshooting 6-3 If the front panel Overexcitation Limiting indicator is not lit, proceed to Step 7.

6-4 DECS-100 Maintenance and Troubleshooting 9287500991 Rev M If the governor is not operating properly, troubleshoot using the manufacturer'

9287500991 Rev M DECS-100 Maintenance and Troubleshooting 6-5 Step 3. Verify that the generator exciter field current requirements are compatible w

6-6 DECS-100 Maintenance and Troubleshooting 9287500991 Rev M If connections are correct, proceed to Step 6. Step 6. Verify that the load being a

12570 State Route 143 Highland IL 62249-1074 USA Tel: +1 618.654.2341 Fax: +1 618.654.2351 email: [email protected] P.A.E. Les Pins 67319 Wasselonne

9287500991 Rev M DECS-100 Introduction vii CONTENTS A detailed table of contents is provided at the start of each manual section. The manual sectio