Sweep Frequency Response Analyzer (SFRA) User Guide
vi 72A-2570-01 Rev. K 07/2011
Step 4: Select and Run a Test .....................................................................................................3-15
Requirements for This Test ..................................................................................................3-15
Associate the Transformer with a Test Template.................................................................3-15
SFRA Test Procedure...........................................................................................................3-18
Self-Test Error and Warning Messages................................................................................3-22
Troubleshooting Test Results...............................................................................................3-24
Monitoring Waveforms..................................................................................................3-24
Diagnosing Open-Circuit Response...............................................................................3-25
Sample Test Results....................................................................................................................3-25
Three Responses for One Transformer.................................................................................3-25
HV Wye (Star) Response .....................................................................................................3-27
Short-Circuit Test Response.................................................................................................3-27
Repeat Results for One Phase at Different Times................................................................3-29
Results Showing a Shorted Turn..........................................................................................3-29
Confirming the Ethernet Connection....................................................................................3-30
4. Managing Tests and Templates ...........................................................4-1
Introduction...................................................................................................................................4-1
Opening the Template Editor........................................................................................................4-1
Creating a New Test Template .....................................................................................................4-2
Editing or Deleting a Template.....................................................................................................4-3
Adding, Editing, or Deleting Tests in a Template........................................................................4-3
Creating a New Test Setting...................................................................................................4-4
Editing or Deleting a Test Setting ..........................................................................................4-4
5. Managing Data and Generating Reports ..............................................5-1
Managing Location Information...................................................................................................5-1
Adding or Deleting SFRA Instrument Information......................................................................5-3
Adding or Deleting Organization Information .............................................................................5-4
Managing Transformer Information.............................................................................................5-5
Entering a Transformer into the SFRA Database...................................................................5-5
Editing or Deleting Transformer Data....................................................................................5-6
Cloning a Transformer ...........................................................................................................5-6
Importing and Exporting Transformer Files...........................................................................5-7
Managing Tap Changer Data........................................................................................................5-7