Vanguard LTCA-10, LTCA-40, WRM-10P, WRM-40 - Manual (Page 56)

LTCA VERSION 2.xx SOFTWARE MANUAL REV 3
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5.0 PERFORMING TESTS
The LTCA software can be used to run transformer, load tap changer, and voltage regulator
resistance tests directly from the PC.
5.1 Running a Static Resistance Test
Follow the steps below to perform a static resistance test:
1. Make sure the WRM or LTCA is properly connected to the PC. Also ensure that the LTCA
software is properly configured to use the selected interface and port, if applicable (see
section 3.3).
2. Make all necessary cable connections per the WRM or LTCA User’s Manual and ensure
that the unit is in computer control mode, if necessary.
3. Click on the Run icon.
4. The following window will be displayed:
Select the test type (Static Resistance Test, LTCA/VLTG Regulator Resistance Test, or
Dynamic Resistance Test). For this example, select the “Static Resistance Test” option.
Also, select the resistance test you would like to run (V1 Only, V1 V2, or V1 V2 V3). For
this example, select V1 V2. Click on the “OK” button.