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PN 500-0590 72A-2570-01 Rev. E 06/06 Doble SFRA User Guide Doble Engineering Co

PN 500-0590 72A-2570-01 Rev. E 06/06 Doble SFRA User Guide Doble Engineering Company 85 Walnut Street Watertown, Massachusetts 02272-9107 (USA) Telephone: (617) 926-4900 Fax: (617) 926-0528 www.doble.com Doble SFRA User Guide ii 72A-2570-01 Rev. E 06/06 NOTICE This User Guide (the “User Guide”) is solely the property of the Doble Engineering Company (Doble®) and, along with the subject matter to which it applies, is provided for the exclusive use of Doble Users (the “User”) under contractual agreement for Doble® test equipment and services. In no event does the Doble Engineering Company assume liability for any technical or editorial errors of commission or omission; nor is Doble liable for direct, indirect, incidental, or consequential damages arising out of reliance, inaccurate third party information or the inability of the User to use this User Guide properly. Copyright laws protect this User Guide; all rights are reserved. No part of this User Guide shall be reproduced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise without written permission from the Doble Engineering Company. Doble and the Doble logo are registered in the U.S. Patent and Trademark Office and are trademarks of the Doble Engineering Company. Doble® is providing the information contained herein for reference purposes only. Doble® makes no warranty or representation that the User Guide will meet the User’s requirements. This User Guide is intended to provide a basic understanding and general application of the principles set forth herein. Comments contained herein relating to safety represent minimum guidelines, and should never be compromised; however, it is foreseeable that the minimum safety guidelines may be supplemented in order to conform to User’s company safety and compliance regulations. User is responsible for applying the information contained herein in strict accordance with industry as well as User’s company compliance and safety regulations. The techniques and procedures described herein are based on years of experience with some tried and proven methods. However, the basic recommendations contained herein cannot cover all test situations and there may be instances when Doble® should be consulted directly. Doble® is not responsible for the MISUSE OR RELIANCE ON THIS PUBLICATION; ANY OPINIONS CONTAINED HEREIN OR AS A RESULT OF MODIFICATION BY ANYONE OTHER THAN DOBLE® OR AN AUTHORIZED DOBLE REPRESENTATIVE. THERE ARE NO WARRANTIES, EXPRESSED OR IMPLIED, MADE WITH RESPECT TO THIS USER GUIDE INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. DOBLE® EXPRESSLY DISCLAIMS ALL WARRANTIES NOT STATED HEREIN. IT IS UNDERSTOOD THAT MUCH OF THIS INFORMATION (ALTHOUGH OWNED BY DOBLE®) HAS BEEN COMPILED FROM OR CONVEYED BY THIRD PARTIES WHO IN DOBLE’S REASONABLE ASSESSMENT ARE LEADING AUTHORITIES IN THE INDUSTRY, ALTHOUGH DOBLE HAS REVIEWED THE INFORMATION WITH REASONABLE CARE, THE VERACITY AND RELIABILITY OF THE INFORMATION AND IT’S APPLICATION IS NOT ABSOLUTE. UNDER NO CIRCUMSTANCES WILL DOBLE BE LIABLE TO USER OR ANY PARTY WHO RELIES IN THE INFORMATION FOR ANY DAMAGES, INCLUDING WITHOUT LIMITATION, PERSONAL INJURY OR PROPERTY DAMAGE CAUSED BY THE USE OR APPLICATION OF THE INFORMATION CONTAINED HEREIN, ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES, EXPENSES, LOST PROFITS, LOST SAVINGS, OR OTHER DAMAGES ARISING OUT OF THE USE OF OR INABILITY TO USE THIS INFORMATION SUCCESSFULY. Some states do not allow the limitation or exclusion of liability for incidental or consequential damages, so the above limitation or exclusion may not apply. © Copyright, 2006 By DOBLE ENGINEERING COMPANY All Rights Reserved Doble SFRA User Guide 72A-2570-01 Rev. E 06/06 iii TABLE OF CONTENTS Chapter 1 Introduction .................................................................................................................1 Chapter 2 Parts List – Hardware and Software .........................................................................3 2.1. M5200 SFRA Instrument Hardware..........................................................................3 2.2. M5300 SFRA Instrument Hardware..........................................................................4 2.3. M5200 & M5300 Test Cables ...................................................................................5 2.4. Instrument Safety/Chassis Ground............................................................................6 2.5. Other Accessories......................................................................................................6 2.4.1 Large Cable Clamps..................................................................................6 2.4.2 Test lead ground extensions......................................................................6 2.6. Software.....................................................................................................................6 Chapter 3 SFRA Theory ...............................................................................................................7 Chapter 4 Safety and Personnel ...................................................................................................9 4.1. Safety.........................................................................................................................9 4.2. Safety – General Rules ..............................................................................................9 4.3. Grounding................................................................................................................10 4.4. Personnel Safety ......................................................................................................10 Chapter 5 SFRA Test Preparations ...........................................................................................11 5.1. Preparing the Transformer.......................................................................................11 5.2. Preparing the Doble SFRA Instrument....................................................................12 5.2.1. Preparing the M5300 SFRA Instrument..................................................................12 5.2.2. Preparing the M5200 SFRA Instrument and PC .....................................................12 5.3. Check test leads .......................................................................................................13 5.4. Connect Test leads to transformer...........................................................................14 5.5. Perform a test...........................................................................................................14 5.6. Powering Down the Doble SFRA Instrument.........................................................14 Chapter 6 Software......................................................................................................................15 6.1. Overview .................................................................................................................15 6.2. Installation on a PC .................................................................................................15 6.3. Running the Software..............................................................................................16 6.3.1. Connect to an Instrument? ......................................................................16 Doble SFRA User Guide iv 72A-2570-01 Rev. E 06/06 6.3.2. Main Window .........................................................................................17 6.4. Menu Options ..........................................................................................................19 6.4.1. File ..........................................................................................................19 6.4.2. Edit..........................................................................................................19 6.4.3. Test Init...................................................................................................19 6.4.4. Graph.......................................................................................................20 6.4.5. Help.........................................................................................................21 6.5. Window Tabs...........................................................................................................21 6.5.1. Magnitude ...............................................................................................22 6.5.2. Phase .......................................................................................................22 6.5.3. Sub-band Magnitude...............................................................................23 6.5.4. Waveform ...............................................................................................24 6.5.5. Analysis ..................................................................................................25 6.5.6. Tabulation ...............................................................................................26 6.5.7. Apparatus................................................................................................27 6.5.8. Data Manager..........................................................................................27 6.6. Apparatus/Test and Legend Sub-Panes...................................................................29 6.6.1. Apparatus/Test Sub-window...................................................................29 6.6.2. Legend Sub-window...............................................................................30 6.7. Apparatus Details – Review, Edit, New, Delete, ....................................................32 6.7.1. Accessing Apparatus Details ..................................................................32 6.7.2. Location, Test Equipment and Test Organization Editors......................33 6.7.3. Importing and Exporting Location Files.................................................36 6.7.4. Transformer Editor..................................................................................37 6.8. Test Templates.........................................................................................................44 6.8.1. Accessing Templates ..............................................................................45 6.8.2. Review Templates...................................................................................45 6.8.3. Creating a New Template .......................................................................47 6.8.4. Managing Tests in a Template................................................................48 6.8.5. Deleting a Template................................................................................49 6.8.6. Template Files.........................................................................................49 6.8.7. Importing a Set of Templates..................................................................50 6.8.8. Associating a Template with a Transformer...........................................50 6.9. Data Management....................................................................................................50 6.9.1. Data Source.............................................................................................51 6.9.2. Data Manager..........................................................................................52 Doble SFRA User Guide 72A-2570-01 Rev. E 06/06 v 6.9.3. Selecting a Data Source ..........................................................................53 6.9.4. Refresh Data Tree ...................................................................................53 6.9.5. Displaying Traces (Results)....................................................................53 6.9.6. Selecting a Subset of Results for Display...............................................54 6.9.7. Exporting Results to a CSV file..............................................................56 6.9.8. Importing Location and Transformer from Results Files .......................56 6.10. Importing 1.x and 2.x M5100 SFRA Files..............................................................58 6.11. Running a Test.........................................................................................................59 6.11.1. Select Apparatus .....................................................................................59 6.11.2. Set Test Group Parameters .....................................................................60 6.11.3. Select Test from Associated Template ...................................................61 6.11.4. Start Test.................................................................................................61 6.11.5. Test in Progress.......................................................................................64 6.11.6. Checking Results and Trouble Shooting Results....................................66 6.12. Saving and Deleting Traces.....................................................................................70 6.12.1. Saving Traces..........................................................................................70 6.12.2. Deleting Traces.......................................................................................70 6.13. Transferring Data between Machines or PC’s.........................................................70 6.14. Merging Settings Files.............................................................................................71 6.14.1. Opening a Settings File...........................................................................71 6.14.2. A Merge Example...................................................................................72 6.14.3. Merging Caveats.....................................................................................73 6.15. Application Details..................................................................................................74 6.15.1. Graph Options.........................................................................................74 6.15.2. Pan...........................................................................................................79 6.15.3. Analyze ...................................................................................................79 6.15.4. Printing and Reporting............................................................................84 6.16. Closing the Software ...............................................................................................86 Chapter 7 Application – Connections ........................................................................................88 7.1. Measurement Types.................................................................................................88 7.1.1. Open Circuit............................................................................................88 7.1.2. Interwinding............................................................................................88 7.1.3. Short Circuit............................................................................................89 7.2. Test Templates.........................................................................................................89 7.3. Two Winding Transformers ....................................................................................90 Doble SFRA User Guide vi 72A-2570-01 Rev. E 06/06 7.4. AutoTransformers....................................................................................................90 7.5. Three Winding Transformers ..................................................................................91 Chapter 8 Examples.....................................................................................................................92 8.1. Three Responses for One Transformer....................................................................92 8.2. HV Delta Response .................................................................................................93 8.3. HV Wye (star) Response.........................................................................................94 8.4. Short Circuit Test Response ....................................................................................95 8.5. Repeat Results for One Phase at Different Times...................................................96 8.6. Results Showing a Shorted Turn .............................................................................96 Chapter 9 Data Interpretation....................................................................................................98 9.1. Frequency-dependant Transformer Equivalent Circuit...........................................98 9.2. Diagnostic Significance of Frequency Ranges........................................................99 9.2.1. Per-phase Open Circuit Measurement ....................................................99 9.2.2. Short Circuit Measurement...................................................................101 9.3. Analysis of Test Data ............................................................................................102 9.3.1. Initial Measurement ..............................................................................102 9.3.2. Subsequent Measurement .....................................................................102 9.3.3. Other Diagnostic Measurements...........................................................103 Chapter 10 Application Notes..................................................................................................106 10.1. Short Circuit Lead Responses ...............................................................................106 10.2. Open Circuit Lead Responses ...............................................................................107 10.3. Cable Length .........................................................................................................107 Chapter 11 Technical Support and Troubleshooting.............................................................110 11.1. PC ..........................................................................................................................110 11.2. Installing Software on a PC...................................................................................110 11.3. Running Your First Test........................................................................................110 11.4. Checking Communication between PC and M5200..............................................110 11.5. Field repairs...........................................................................................................110 11.6. Parts List................................................................................................................111 Chapter 12 References...............................................................................................................116 Chapter 13 Miscellaneous .........................................................................................................120 Doble SFRA User Guide 72A-2570-01 Rev. E 06/06 vii Table of Figures Figure 1 M5200 Test Set and Accessories...................................................................................... 3 Figure 2 M5200 SFRA Instrument Front View.............................................................................. 4 Figure 3 M5300 Test Set and Accessories...................................................................................... 4 Figure 4 M5300 SFRA Instrument Front View.............................................................................. 5 Figure 5 Safety Ground................................................................................................................... 6 Figure 6 Two Port Network............................................................................................................ 7 Figure 7 Connecting Safety Ground to Transformer.................................................................... 10 Figure 8 Connect to M5200.......................................................................................................... 12 Figure 9 No SFRA instrument found............................................................................................ 13 Figure 10 M5200 found – communication blocked...................................................................... 13 Figure 11 Doble SFRA Software Start Up Screen ....................................................................... 16 Figure 12 Connect to M5200........................................................................................................ 16 Figure 13 Connected to M5200 .................................................................................................... 17 Figure 14 Connection Not Attempted........................................................................................... 17 Figure 15 Main Software Screen .................................................................................................. 18 Figure 16 File Menu Option ......................................................................................................... 19 Figure 17 Edit Menu Option......................................................................................................... 19 Figure 18 Test Menu Option......................................................................................................... 20 Figure 19 Graph Menu Option...................................................................................................... 20 Figure 20 Help Menu Option........................................................................................................ 21 Figure 21 Help… About ............................................................................................................... 21 Figure 22 Magnitude Chart........................................................................................................... 22 Figure 23 Phase Chart................................................................................................................... 23 Figure 24 Sub-Band Charts........................................................................................................... 23 Figure 25 Waveform Display........................................................................................................ 24 Figure 26 Analysis Tab................................................................................................................. 25 Figure 27 Tabulation Tab ............................................................................................................. 26 Figure 28 Apparatus Tab .............................................................................................................. 27 Figure 29 Data Manager Tab........................................................................................................ 28 Figure 30 Apparatus and Test Sub-window ................................................................................. 29 Figure 31 Legend Sub-window..................................................................................................... 30 Figure 32 Plot property Command ............................................................................................... 31 Figure 33 Plot Property Dialog..................................................................................................... 31 Figure 34 Edit Apparatus Menu.................................................................................................... 32 Figure 35 Test Equipment Panel................................................................................................... 33 Figure 36 Editors and Details ....................................................................................................... 34 Figure 37 Reviewing/Editing Location Data – A......................................................................... 35 Figure 38 Reviewing/Editing Location Data – B ......................................................................... 35 Figure 39 Entering a New Location.............................................................................................. 35 Figure 40 Deleting a Location ...................................................................................................... 36 Figure 41 Exporting Location Entries to a File ............................................................................ 36 Figure 42 Exporting Location Folder Selection ........................................................................... 37 uploads/Geographie/ sfra-user-guide.pdf