Vanguard TRM-203_403 User Manual
Page 29
REV 1 TRM-203 AND TRM-403 USER’S MANUAL
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3.9
Performing a Three-Phase Resistance Test
Follow the steps below to perform a three-phase resistance test (we will be testing a Delta type
transformer for this example):
a. Start from the “START-UP” menu:
Press the
[1]
key (RUN TEST).
b. The following screen will be displayed:
Press the
[1]
key (RESISTANCE TEST).
c. The following screen will be displayed:
Press the
[2]
key (NO).
d. The following screen will be displayed:
Select the transformer type by pressing the corresponding numeric key on the keypad.
1.
DELTA
2.
WYE (WITH NEUTRAL)
3.
WYE (NO NEUTRAL)
4.
SINGLE PHASE
LTC OR VTG REGULATOR?
1.
YES
2.
NO
1.
RESISTANCE TEST
2.
SPECIAL RES TEST
3.
DYNAMIC LTC TEST
4.
DEGAUSS WINDING
1.
RUN TEST
2.
SETUP
3.
USER DIAGNOSTICS
07/30/12
13:12:11
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°C 72°F