Transformer Turns Ratio Analyzer (TTRA) VERSION 12.x SOFTWARE MANUAL For Use with Vanguard’s ATRT-01, ATRT-03, ATRT-03A, and ATRT-03B Transformer Turns-Ratio Meters Vanguard Instruments Company, Inc. 1520 S. Hellman Ave.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 TABLE OF CONTENTS CONVENTIONS USED IN THIS DOCUMENT ..................................................................................... 1 1.0 INTRODUCTION .................................................................................................................... 2 1.1 System Requirements ...................................................................................................... 2 2.0 SOFTWARE INSTALLATION .......................................
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL LIST OF FIGURES Figure 1. Test Record in TTRA Software and Microsoft Excel ....................................................... 20 Figure 2. Test Record in TTRA Software and in Text Format ........................................................ 22 Figure 3. A Typical Test Record Printout....................................................................................... 25 Figure 4. A Typical Deviation Graph....................................................
TTRA VERSION 12.
REV 5 1.0 TTRA VERSION 12.x SOFTWARE MANUAL INTRODUCTION The Transformer Turns Ratio Analyzer (TTRA) software is a Windows-based PC software application for use with Vanguard’s ATRT-03 line of three-phase transformer turns-ratio testers (ATRT-03, ATRT-03A, and ATRT-03B). This software allows users to perform the following tasks: • • • • 1.1 Test winding turns-ratios of transformers, voltage regulators, and load-tap changers directly from a PC.
TTRA VERSION 12.x SOFTWARE MANUAL 2.0 REV 5 SOFTWARE INSTALLATION Follow the steps below to install the TTRA software on your PC. 1. Insert the installation CD in the PC’s CD or DVD drive. 2. From the Windows Desktop, click on the “Start” button to bring up the Start Menu. 3. From the Start Menu, click on My Computer to open the My Computer window. 4. Double click (or single click in some Windows configurations) on your CD/DVD Drive icon to navigate the installation CD.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 6. Click on the “Next” button to continue. The following screen will be displayed showing the location on your hard drive where the software will be installed (C:\Vanguard\TTRA): 7. You may choose a different installation location by clicking on the “Change…” button and then browsing to the location on your hard drive where you would like to install the software.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 8. Click on the “Install” button. The InstallShield Wizard will copy files to your hard drive. The following screen will be displayed once the software has been successfully installed: 9. Click on the “Finish” button to close the InstallShield Wizard and complete the installation process. • The installation program will create two sub-folders, “Test Plans” and “Test Records”, in the main installation folder.
REV 5 3.0 TTRA VERSION 12.x SOFTWARE MANUAL STARTING AND CONFIGURING THE TTRA SOFTWARE During the installation process, a Vanguard program group will be created under the All Programs submenu in the Windows Start menu. To launch the TTRA software: NOTE You can create a shortcut on your desktop to speed up the application launching process.
TTRA VERSION 12.x SOFTWARE MANUAL 3.
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TTRA VERSION 12.x SOFTWARE MANUAL 3.2 REV 5 System Configuration Before using the program, the system configuration parameters should be reviewed and changed as required. To configure the program settings: 1. Make sure the TTRA software is running on the PC. 2. Click on the System-Config menu (Alternatively you can click on the File menu and select System Config...). The following window will be displayed: a.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL d. Test Record Path The default location where test records are stored on the PC hard drive is listed in the “Test Record Path” section. You can change the default storage location by clicking on the “Browse” button and then selecting a different folder. 3. Click on the “OK” button to apply all changes to the program settings.
TTRA VERSION 12.x SOFTWARE MANUAL 3.3 REV 5 Enabling the ATRT’s Computer Interface To retrieve test records and test plans from an ATRT using the TTRA software, the ATRT must be in Computer Interface Mode. Also, Computer Interface Mode must be enabled when transferring test plans to an ATRT or when performing tests from the TTRA software. To enable the Computer Interface Mode: 1. Make sure the TTRA software is running on the PC and the system settings have been configured correctly (see section 3.2). 2.
REV 5 3.4 TTRA VERSION 12.x SOFTWARE MANUAL Printer Setup To setup the printer: 1. Click on the File menu and select Print Setup… The following window will be displayed: 2. Select the printer you would like to use from the “Name” drop-down list. 3. Select the appropriate options for the printer. 4. Click on the “OK” button.
TTRA VERSION 12.x SOFTWARE MANUAL 4.0 REV 5 WORKING WITH TEST RECORDS The TTRA software can be used to retrieve test records from the ATRT or from the PC hard drive. Once a test record is retrieved, you can change the record header settings, print the test results, change the H Voltage, X Voltage, H Tap, and X Tap values, and save the record to the hard drive. NOTE 4.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL So if you would like the filename to be “sample_test001.tst”, enter the word sample_test in the “Filename Prefix” input field. 6. Click on the “OK” button. The test record will be retrieved from the ATRT and saved on the PC in the default test records directory (see section 3.2 for information on how to change the default test records directory).
TTRA VERSION 12.x SOFTWARE MANUAL 4.2 REV 5 Recalling a Test Record From the PC Hard Drive Test records stored on the PC hard drive can be recalled using the steps below: 1. Click on the Recall Test menu (or click on the File menu and select Recall Test…). The following window will be displayed: • The top left section of the window displays the name of the directory where the test records are being retrieved from.
REV 5 4.3 TTRA VERSION 12.x SOFTWARE MANUAL Saving a Test Record 4.3.1. Saving a Test Record With Its Original Filename 1. If changes have been made to the current test record and you would like to save it with its original filename, click on the Save menu and select Overwrite. Alternatively, you can select the Save option from the File menu. NOTE 2. The test record will be saved with its original filename. 4.3.2. Saving a Test Record With a Different Filename 1.
TTRA VERSION 12.x SOFTWARE MANUAL 4.4 REV 5 Copying Test Records To copy a test record from one location on the PC hard drive to another location: 1. From the File-Util menu, click on Copy and then select Test (alternatively you can click on the File menu, click on File Utilities, click on Copy and then select Test). The following window will be displayed: 2.
REV 5 4.5 TTRA VERSION 12.x SOFTWARE MANUAL Deleting Test Records To delete a test record stored on the PC hard drive: 1. From the File-Util menu, click on Delete and then select Test… (alternatively you can click on the File menu, click on File Utilities, click on Delete, and then select Test…). The following window will be displayed: 2.
TTRA VERSION 12.x SOFTWARE MANUAL 4.6 REV 5 Exporting a Test Record in Microsoft® Excel® Format You can export a test record in Microsoft® Excel® format. To export a test record in Excel® format: 1. From the File-Util menu, click on Export and then select Test Record to Excel (alternatively you can click on the File menu, click on File Utilities, click on Export, and then select Test Record to Excel). The following window will be displayed: 2.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 3. Browse to the folder where you would like the Excel® file(s) to be saved and click on the “OK” button. Figure 1 shows a test record in the TTRA software compared with the exported data in Excel®. Figure 1.
TTRA VERSION 12.x SOFTWARE MANUAL 4.7 REV 5 Exporting a Test Record to a Text File You can also export a test record to a text file. To export a test record to a text file: 1. From the File-Util menu, click on Export and then select Test Record to Text File (alternatively you can click on the File menu, click on File Utilities, click on Export, and then select Test Record to Text File). The following window will be displayed: 2.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL Figure 2.
TTRA VERSION 12.x SOFTWARE MANUAL 4.8 REV 5 Working with Tabulated Test Results Once a test record has been retrieved (see sections 4.1 and 4.2 for instructions), the record details will be displayed as shown: The menus on the menu bar will also change to provide additional options relevant to working with a test record. You can edit the test record header information (such as Company, Location, Circuit, Operator, etc.) by entering data in the corresponding fields at the top of the screen.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 4.8.1. Printing the Tabulated Test Results To print the tabulated test results: 1. Click on the Print menu. The print dialog box will appear. 2. Select the printer to print to and make any necessary changes to the printer’s parameters and then click on the “OK” button. The test results will be printed. A sample test record printout is shown in Figure 3.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 Figure 3.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 4.8.2. Displaying the Deviation Graph The deviation graph is a useful tool for analyzing the transformer ratio deviation. The deviation graph displays the phase A, B, and C turns-ratio deviation of the current test record.
TTRA VERSION 12.x SOFTWARE MANUAL 5.0 REV 5 WORKING WITH TEST PLANS The TTRA software can be used to create transformer, load tap changer, and voltage regulator test plans on the PC. Test plans can then be run from the PC or transferred to the ATRT to be run from the ATRT (in stand-alone mode). Test plans can also be retrieved from the ATRT using the TTRA software. 5.1 Retrieving Test Plans From an ATRT To retrieve a test plan from an ATRT: 1. Make sure the TTRA software is running.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL So if you would like the filename to be “sample_plan001.pln”, enter the word sample_plan in the “Filename Prefix” input field. 6. Click on the “OK” button. The test plan will be retrieved from the ATRT and stored on the PC in the default test plans directory (see section 3.2 for information on how to change the default test plan directory).
TTRA VERSION 12.x SOFTWARE MANUAL 5.2 REV 5 Recalling a Test Plan From the PC Hard Drive Test plans stored on the PC hard drive can be recalled using the steps below: 1. From the File menu or the Test-Plan menu, click on Recall Test Plan... The following window will be displayed: • The top left section of the window displays the name of the directory where the test plans are being retrieved from.
REV 5 5.3 TTRA VERSION 12.x SOFTWARE MANUAL Transferring Test Plans to an ATRT To transfer a test plan from the PC hard drive to an ATRT: 1. From the File menu or the Test-Plan menu, click on Upload Test Plan to ATRT. The following window will be displayed: • The top left section of the window displays the name of the directory where the test plans are being listed from.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 3. Click on an empty location where you would like the test plan to be transferred to and click on the “OK” button. The test plan will be transferred to the selected location in the ATRT’s memory. NOTE If there are no empty memory locations available, you can select a memory location with data in it, and it will be over-ridden with the transferred test plan.
REV 5 5.4 TTRA VERSION 12.x SOFTWARE MANUAL Saving a Test Plan 5.4.1. Saving a Test Plan With Its Original Filename 1. If changes have been made to the current test plan and you would like to save it with its original filename, click on the Save menu and select Overwrite. Alternatively, you can select the Save option from the File menu. NOTE 2. The test plan will be saved with its original filename. 5.4.2. Saving a Test Plan With a Different Filename 1.
TTRA VERSION 12.x SOFTWARE MANUAL 5.5 REV 5 Copying Test Plans To copy a test plan from one location on the PC hard drive to another location: 1. From the File-Util menu, click on Copy and then select Test Plan... (alternatively you can click on the File menu, click on File Utilities, click on Copy and then select Test Plan...) The following window will be displayed: 2.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 3. Browse to the folder where you would like the test plan to be copied to, and then click on the “OK” button. The test plan will be copied to this folder with the same filename as the original.
TTRA VERSION 12.x SOFTWARE MANUAL 5.6 REV 5 Deleting Test Plans To delete a test plan stored on the PC hard drive: 1. From the File-Util menu, click on Delete and then select Test Plan... (alternatively you can click on the File menu, click on File Utilities, click on Delete, and then select Test Plan...). The following window will be displayed: 2.
REV 5 5.7 TTRA VERSION 12.x SOFTWARE MANUAL Exporting a Test Plan to a Text File You can export a test plan to a text file by using the steps below: 1. From the File-Util menu, click on Export and then select Test Plan to Text File (alternatively you can click on the File menu, click on File Utilities, click on Export, and then select Test Plan to Text File). The following window will be displayed: 2.
TTRA VERSION 12.x SOFTWARE MANUAL 5.8 REV 5 Creating Test Plans The TTRA software can be used to create test plans for transformers, load tap changers, and voltage regulators. 5.8.1. Creating a Test Plan for a Transformer To create a test plan for a transformer: 1. From the Test-Plan menu or the File menu, click on Create Test Plan, and then click on Transformer. An empty test plan will be displayed as shown below: 2. Enter the header information in the top section.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 5. To set the test voltage, click on the “Voltage:” drop-down list and select the desired test voltage (8 Vac, 40 Vac, or 100 Vac). 6. Enter the “H Voltage”, “H Tap”, “X Voltage”, and “X Tap” values for the first row by clicking on each cell and then typing the value. You can also click on a cell, enter the value, and then press the [TAB] key to move to the next cell on the right. You can also use the up and down arrow keys to move vertically.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 5.8.2. Creating a Test Plan for a Load Tap Changer To create a test plan for a load tap changer (LTC): 1. From the Test-Plan menu or the File menu, click on Create Test Plan, and then click on Load Tap Changer. The following window will be displayed: 2. Enter the number of steps in the corresponding input box. This is the number of taps above or below the neutral position of the tap changer.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 8. Click on the “OK” button. An untitled test plan with the selected parameters will be created and displayed as shown below: 9. Enter the header information in the corresponding input fields. 10. If you had entered a number other than 0 for additional tests, enter the values for each additional test row (H Voltage, X Voltage, H Tap, and X Tap).
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 5.8.3. Creating a Test Plan for a Voltage Regulator To create a test plan for a voltage regulator: 1. From the Test-Plan menu or the File menu, click on Create Test Plan, and then click on Voltage Regulator. The following window will be displayed: 2. Enter the number of steps in the corresponding input box. This is the number of taps above or below the neutral position of the voltage regulator.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 6. Click on the “OK” button. An untitled test plan with the selected parameters will be created and displayed as shown below: 7. Enter the header information in the corresponding input fields. 8. Select the voltage regulator type from the “Type:” drown-down list. 9. Enter the maximum deviation percentage in the “Max Dev. %” input field. 10. Select the test voltage from the “Voltage:” drop-down list. 11. Save the test plan (see section 5.4).
TTRA VERSION 12.x SOFTWARE MANUAL 6.0 REV 5 RUNNING TESTS The TTRA software can be used to run transformer, load tap changer, and voltage regulator tests directly from the PC. This is especially convenient when used in conjunction with a test plan. 6.1 Running a Transformer Turns Ratio Test Using a Test Plan Follow the steps below to perform a transformer turns ratio test using a test plan (the same procedure also applies for performing load tap changer and voltage regulator tests): 1.
REV 5 TTRA VERSION 12.x SOFTWARE MANUAL 4. If the test plan you would like to use is not in the current directory, click on the “Path:” button at the top of the window and browse to the directory containing the file. Once you have located the test plan to be used, click on the filename, and then click on the “OK” button. The test plan will be loaded and the first test (first data row) will be selected as shown below: 5. To run a test, click on the “Run Test” button at the bottom of the window.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 9. A notepad is also available for entering any relevant information about the test. To access the notepad, click on the “Notepad” button. The following window will be displayed: Type your notes and then click on the “OK” button. 10. Once all tests have been performed, click on the File menu and select either Save or Save As... to save the test record.
REV 5 6.2 TTRA VERSION 12.x SOFTWARE MANUAL Running a Transformer Test Using the Create Test Option The Create Test option from the Test-Xfmr menu can be used to quickly create a test plan for running a test. To test a transformer using the Create Test option: 1. From the Test-Xfmr menu, click on Create Test and then select Transformer. NOTE You can also select Load Tap Changer or Voltage Regulator to create a Load Tap Changer or Voltage Regulator test respectively.
TTRA VERSION 12.x SOFTWARE MANUAL REV 5 8. Once all tests have been performed, click on the File menu and select either Save or Save As... to save the test record.
REV 5 7.0 TTRA VERSION 12.x SOFTWARE MANUAL USING THE TRANSFORMER TURNS RATIO CALCULATOR The TTRA software features a turns ratio calculator that can be used to quickly calculate the winding turns ratio of a transformer. To use the calculator: 1. Click on the File menu and select Calculator. The calculator window will be displayed as shown below: 2. Type the H voltage and X voltage values in the corresponding fields. 3. Select the transformer type from the “Type:” drop-down list. 4.
1520 S. Hellman Ave • Ontario, CA 91761 • USA Phone: 909-923-9390 • Fax: 909-923-9391 www.vanguard-instruments.com Copyright © 2009 by Vanguard Instruments Company, Inc. TTRA™ Version 12.
