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Related Manuals for Vanguard Instruments ATRT-03
Summary of Contents for Vanguard Instruments ATRT-03
- Page 1 OPERATING INSTRUCTIONS for the Transformer Ratio Analysis Software Models ATRT-03, ATRT-03A and ATRT-03B Transformer Turns-Ratio Meters Vanguard Instruments Co., Inc. 1710 Grevillea Court Ontario, California 91761 TEL: 909-923-9390 Oct. 2005 FAX: 909-923-9391 REV. 04...
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Page 2: Table Of Contents
5.0 EXCHANGING INFORMATION WITH THE ATRT-03 ............18 5.1 Retrieving Test Records From the ATRT-03................18 5.2 Retrieving Test Plans From ATRT-03 Memory ............... 20 5.3 Transfer a Test Plan To The ATRT-03..................21 6.0 CREATING A TEST PLAN....................... 23 6.1 Creating a Test Plan For a Transformer.................. - Page 3 Figure 15. ATRT-03 Test Plan Directory..................20 Figure 16. Test plan Directory Display ..................... 21 Figure 17. ATRT-03 Test Plan Memory Directory................22 Figure 18. Create a Transformer Test Plan menu 1 ................23 Figure 19. Create a Transformer Test Plan Menu 2 ................24 Figure 20.
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Page 4: Introduction
“Calculated Ratio” table. This eliminates the time-consuming task of entering tap voltages. The test plan can also be stored in the ATRT-03 tester memory. By using the stored test plan in the ATRT-03 memory, users can quickly test transformers in the field and obtain test results, percentage-error calculation and PASS/FAIL display. -
Page 5: Hardware Requirements
RS-232 COM port 1.2 RS-232C Cable The ATRT-03 Software Package is shipped with a four (4) foot long RS-232 cable. The cable is a serial communications extension cable that uses male- to-female 9-pin, D-type connectors. The pin connections are as follows:... -
Page 6: Software Installation
Transformer Ration Analysis Software Manual 2.0 SOFTWARE INSTALLATION To install the ATRT-03 Transformer Test Software program, perform the following steps: 1. Place the software CD installation disk into the appropriate PC drive. Some computers will automatically access the CD drive and a window will appear showing its contents. If not, the disk’... -
Page 7: Figure 2. Software Setup Menu #2
Transformer Ration Analysis Software Manual 4. When the installation is complete, the screen shown in Figure 2.0 will display. It is recommended that the shortcut be copied or moved to the desktop for quick access. Figure 2. Software Setup Menu #2... -
Page 8: Starting The Program
Transformer Ration Analysis Software Manual 3.0 STARTING THE PROGRAM The program does not have to be connected to an ATRT-03 to operate. Many of its functions only require a computer. To start the program on the PC, double click the Transformer Tester icon (shown in Figure 2) on the desktop or the “attr.exe”... -
Page 9: Figure 4. Main Menu Bar
Transformer Ration Analysis Software Manual Click the “File” button to see the drop down menu (see Figure 4). The options with right-facing arrows ) have sub options that are also available. Clicking on one of these options will list its sub options. Clicking on the sub option will select it. -
Page 10: Program Setup
Transformer Ration Analysis Software Manual 3.2 Program Setup 3.2.1 Printer Setup Menu Before using the program, the “Print setup… ” and “Program setup… ” menu options should be selected and performed, especially when the program is being used for the first time on a particular PC or when the printer or communications port being used has changed. -
Page 11: Program Setup Menu
Transformer Ration Analysis Software Manual 3.2.2 Program Setup Menu Selecting the “Program Setup… ” menu option will display the dialogue box shown in Figure 6. Select the correct communications port to be used from the port list. Test limit defines the number of tests to be used in the transformer test plan. If the transformer has 10 tap positions, the test limit should be set to 10. -
Page 12: Using The Program
4.0 USING THE PROGRAM The users can now use the program to create test plans, run tests, and retrieve test records stored in the ATRT-03 memory. Each of the menu options and sub options will be described in the following sections. -
Page 13: File Utilities Menu
Transformer Ration Analysis Software Manual 4.2 File Utilities menu The “Utilities” option of the “File” menu is a collection of utilities that can be used to manipulate test plan or test records. Clicking the “Utilities” option displays the sub options available. Each sub option also has a second level of sub options. -
Page 14: Figure 9. Directory Window Of Test Plan Menu
Transformer Ration Analysis Software Manual Figure 9. Directory Window of Test Plan Menu The user can also print the directory by clicking the “Print Directory” button. The Windows Printer Setup dialogue box appears and is defaulted to the printer selected in Section 3.2. This is shown in Figure 10. -
Page 15: Delete Test Record Or Test Plan Menu
Transformer Ration Analysis Software Manual 4.2.1 Delete Test Record or Test Plan Menu The delete function removes a test plan or test record from the directory to which the program is pointing. Care must be used with this function as it is permanent and deleted files cannot be recovered. The deleted files are not sent to the Windows Recycle Bin. -
Page 16: Copy A Test Record Or Test Plan From A Floppy Or Drive
Transformer Ration Analysis Software Manual 4.2.3 Copy a Test Record or Test Plan From a Floppy or Drive This function permits the program to copy a test plan or test record from a floppy disk or another source or location to the folder to the working folder. Select the “Copy From Floppy”... -
Page 17: Figure 13. A Test Plan From A Directory Menu 2
Transformer Ration Analysis Software Manual A directory window will appear with a list of files to be selected. Select the files to be copied. Click the “OK” button of the directory window and the file will be copied to the folder to which the program is pointing and the directory window will be closed. -
Page 18: Export A Test Record Or Test Plan
The program has the capability of transferring test plans (created on the PC) to the ATRT-03, which then can be run without a PC from the ATRT-03’ s keypad. The program also allows the users to retrieve test records and test plans stored in the ATRT-03’ s FLASH memory to the PC. -
Page 19: Figure 14. Atrt-03 Test Record Directory
The test record file name uses the file name prefix and the test plan number listed in the directory. For example, select test record # 1 from the ATRT-03 memory, the file name shall be “TEST1”. The “Filename Prefix” box allows the user to type in text that will precede the test record number. The default file name prefix is “TEST”. -
Page 20: Retrieving Test Plans From Atrt-03 Memory
5.2 Retrieving Test Plans From ATRT-03 Memory Select the “Retrieve Test Plan from TTR” menu option (Figure 8). The ATRT-03 will beep once to indicate it has been accessed. The ATRT Test Plan Directory screen will display all the test plans stored in the ATRT-03’... -
Page 21: Transfer A Test Plan To The Atrt-03
Click on “File” from main menu to display drop down menu (Figure 4). Select the “Transfer Test Plan to ATRT-03” menu option. The ATRT-03 will audibly beep once to indicate it has been accessed. The program will display a screen showing all the test plans stored in the directory shown in the path (Figure 16). -
Page 22: Figure 17. Atrt-03 Test Plan Memory Directory
Transformer Ration Analysis Software Manual Select the plan to be transferred then click the “OK” button. The ATRT-03 will beep once and display the ATRT-03 test plan memory directory (Figure 17.0). Select the test plan location (1 to 128) in the ATRT-03 memory then click “OK”... -
Page 23: Creating A Test Plan
Transformer Ration Analysis Software Manual 6.0 CREATING A TEST PLAN The program allows users to create test plans for transformers, voltage regulators, and tap changers. The user enters line voltages and step voltage increments based on the voltages listed on the nameplate of the units to be tested. -
Page 24: Figure 19. Create A Transformer Test Plan Menu 2
Transformer Ration Analysis Software Manual Figure 19. Create a Transformer Test Plan Menu 2 Enter the header information. The user can use the PC “TAB” key to move from one text box to the next or use the mouse pointer to click the cursor in the desired text box. With the mouse pointer click the “Type:”... -
Page 25: Figure 20. Create A Transformer Test Plan Menu 3
Transformer Ration Analysis Software Manual The “Set # of Tests” button on the bottom of the screen can be used to add more cells or eliminate extra cells for the test plan being generated (Figure 20). The default number in the “Number of Tests” text box is the value entered as the test limit in the program setup (see Section 3.2). -
Page 26: Figure 21. Create A Transformer Test Plan Menu 4
Transformer Ration Analysis Software Manual Once the test plan has been filled in, it must be saved using the “Save” or “Save As” options in the “File” menu (see Figure 21). Figure 21. Create a Transformer Test Plan Menu 4 The Windows file save dialogue box appears as shown in Figure 22. -
Page 27: Figure 22. Create A Transformer Test Plan Menu 5
Transformer Ration Analysis Software Manual Figure 22. Create a Transformer Test Plan Menu 5 The name of the test plan will now appear in the top status bar of the window (see Figure 23). Close the window by selecting the “Close” option from the main menu (refer to Figure 8). The test plan is now stored in the PC’... -
Page 28: Figure 23. Create A Transformer Test Plan Menu 6
Transformer Ration Analysis Software Manual Figure 23. Create a Transformer Test Plan Menu 6... -
Page 29: Create A Test Plan For A Load Tap Changer
Transformer Ration Analysis Software Manual 6.2 Create a Test Plan for a Load Tap Changer To create a test plan for a load tap changer, click the “Create Test Plan” option from the File menu. Select the “Load Tap Changer” sub option (see Figure 18) and the dialogue box shown in Figure 24 will appear. - Page 30 Transformer Ration Analysis Software Manual The following is an explanation of the dialogue text boxes: # of Steps: This is the number of taps above or below Neutral of the tap changer. The <Raise or Lower> test plan generated will have this number of steps above and below neutral. The total number of steps will be twice this number plus one (neutral).
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Page 31: Figure 25. Create A Test Plan For A Load Tap Changer Menu 2
Transformer Ration Analysis Software Manual Figure 25. Create a Test Plan for a Load Tap Changer Menu 2... -
Page 32: Create A Test Plan For A Voltage Regulator
Transformer Ration Analysis Software Manual 6.3 Create a Test Plan for a Voltage Regulator To create a test plan for a load-tap changer, click the “Create Test Plan” option from the File menu. Select the “Load Tap Changer” sub option (see Figure 18) and the dialogue box shown in Figure 26 will appear. - Page 33 Transformer Ration Analysis Software Manual The following is an explanation of the dialogue text boxes: # of Steps: This is the number of taps above or below Neutral of the tap changer. The <Raise or Lower> test plan generated will have this number of steps above and below neutral. The total number of steps will be twice this number plus one (neutral).
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Page 34: Review And Edit Test Plans
Transformer Ration Analysis Software Manual 6.4 Review and Edit Test Plans Test plans generated and saved with the program may be recalled for review or editing. To recall a saved test plan, click the “Recall Test Plan… ” option from the main menu (Figure 8). Select the test plan to be recalled and click “OK”... -
Page 35: Run Transformer Ratio Test
Transformer Ration Analysis Software Manual 7.0 RUN TRANSFORMER RATIO TEST 7.1 Run a Transformer Ratio Test Using a Test Plan Probably the most powerfull feature of this program is the ability to run a transformerturns-ratio test from the PC. To run a test using a test plan (generated and saved with the program), click the “Run Test…... -
Page 36: Figure 29. Run A Transformer Test Using A Test Plan Step 2
Transformer Ration Analysis Software Manual Select the test plan to be run and click “OK” and the test plan will appear on the screen as shown in Figure 29. The “Phase” and “Calc. Ratio” columns will be automatically calculated and filled in. Header information may be added or changed to identify the test to be run. -
Page 37: Figure 30. Run A Transformer Test Using A Test Plan Step 3
PAGE), press key #1 (COMP ITF). Once the ATRT-03 has been properly connected, click any column in the row that contains the test that is to be run. The program defaults to the first row. When the proper test has been selected, click the “Run Test”... -
Page 38: Figure 31. Run A Transformer Test Using A Test Plan Step 4
Transformer Ration Analysis Software Manual Clicking the “Next Test” button proceeds to the test in the row below the currently highlighted row. Clicking the “Run Test” or “Repeat Test” buttons will run the test of the currently highlighted row. Continue testing until all the required tests have been made. Figure 31. -
Page 39: Figure 32. Run A Transformer Test Using A Test Plan Step 5
Transformer Ration Analysis Software Manual A very useful tool to look at the transformer ratio deviation is to look at the “Deviation Graph”. Click on “File” to see the “Display Deviation Graph” option (Figure 21). Click on “Display Deviation Graph” to display a graph (Figure 33). Figure 32. -
Page 40: Figure 33. Run A Transformer Test Using A Test Plan Step 6
Transformer Ration Analysis Software Manual Figure 33. Run a Transformer Test Using a Test Plan Step 6... -
Page 41: Run A Transformer Test Using Create Test Command
Transformer Ration Analysis Software Manual 7.2 Run a Transformer Test Using Create Test Command The “Create Test” option of the File Menu allows a user to quickly create and run a test that is not available in the saved test plans. Clicking the “Create Test” option will display the same three test plan sub options available in the “Creat Test Plan”... -
Page 42: Figure 35. Create Test Menu 2
Transformer Ration Analysis Software Manual Figure 35. Create Test Menu 2 Click on “Run Test” or “Next Test” or “Repeat” to execute a ratio test on transformer (See section 7.0). Click on “File” then “Save” to save test record. -
Page 43: Recall A Test Record Or Test Plan
Transformer Ration Analysis Software Manual 8.0 RECALL A TEST RECORD OR TEST PLAN 8.1 Recall a Test Record From Working Directory A test that has been saved can be recalled at any time. The test will display in the same format in which it was saved. -
Page 44: Figure 37. Recall A Test Record Step 2
Transformer Ration Analysis Software Manual The program will display the test record directory of the working directory. Clicking the “Change Directory” button will change the path to the directory, which contains the test records. This brings up the “Browse Folder” dialogue box shown in Figure 9. To select a folder, click on it to highlight it, then click the “OK”... -
Page 45: Figure 38. Recall A Test Record Step 3
Transformer Ration Analysis Software Manual Highlight a file name, then click the“OK” button to recall a test record. The test record header information, H voltage, X voltage fields can now be edited. To save the new edited record, click on “File” then click on “Save” or “Save As”. To print test report, Click on “File”... -
Page 46: Figure 39. Typical Test Record Printout
Transformer Ration Analysis Software Manual Figure 39. Typical Test Record Printout... - Page 47 Transformer Ration Analysis Software Manual 1710 Grevillea Court, Ontario, CA 91761, USA Phone: 909-923-9390 Fax: 909-923-9391 Website: http//www.vanguard-instruments.com...