Vanguard LTCA-10, LTCA-40, WRM-10P, WRM-40 User Manual
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REV 3 LTCA VERSION 2.xx SOFTWARE MANUAL
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7. The following screen will be displayed:
a. Test Header Information Section
Enter any relevant header information in this section such as the company name,
circuit, station, operator, etc.
b. Enable Equivalent Resistance Section
The LTCA software can calculate each resistance’s value at a reference
temperature. Check the “Enable Equivalent Resistance” checkbox to enable this
feature. Enter the reference temperature either in Celsius or Fahrenheit in the
corresponding input field and then select the resistance material (Copper or
Aluminum) by clicking on the corresponding radio button.
c. Test Data Display and Control Section
This section displays the list of tests to be performed (depending on the number
of taps entered), starting with the lower taps, then the neutral tap, and then the
raise taps. Any test readings stored during testing will be displayed here.
This section also contains the following buttons:
“Start Test” – Starts running the current test.
“Accept Test” – Save the current test reading.
“Repeat Test” – Clicking on this button will repeat the last test performed.
“Stop Test” – Stops running the current test.
“Raise” – Raise control for a load tap changer.