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Megger TTR310 - Transformer Test Result Screens (Figure 6-8 and Figure 6-9); Figure 6-8. Three-Phase Transformer Test Result Screen

Megger TTR310
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OPERATION
AVTMTTR310 Rev 8 May 2016
79
Transformer Test Result Screens (Figure 6-8 and Figure 6-9)
When test is completed with NO pauses between phases chosen (selection 7,
Figure 6-6) the test results are displayed as in Figure 6-8 (Three-Phase
Transformer Test Results Screen).
THREE PHASE TRANSFORMER TEST
TEST: nnn ID:A13579CV0246 DIAG nn Ddnnn
TAPS TESTED: 3 - 16R
HIGH VOLTAGE: 25000 X VOLTAGE: 5000
CALCULATED TURNS RATIO: 5.000
TEST VOLTAGE: 80V
A BC
RATIO 5.102 5.015 4.986
% DEVIATION 2.04 0.24 0.30
PHASE (min) 1.2 2.4 1.8
Iexc (mA) 20.6 10.5 7.78
SELECT: 1-PRINT 2-STORE 3-NEXT TEST
4-REPEAT TEST 5-MAIN MENU
Figure 6-8. Three-Phase Transformer Test Result Screen
1 PRINT: This selection prints out the test results.
2 STORE: This selection stores the test results.
3 NEXT TEST: This selection brings up the FULL TEST SETUP 3
screen (Figure 6-7). At this point you may specify
another pair of transformer taps to be tested.
4 REPEAT TEST: This selection repeats the last test. If the transformer
under test does not have any taps the Main Menu screen
appears.
5 MAIN MENU: This selection displays the MAIN MENU (Figure 6-1).
When test is completed with pauses between phases selected (YES chosen on
selection 7, Figure 6-6), the screen shown in Figure 6-9 (Phase A Test Result
Screen) appears after phase A test is complete.
If abnormal operating conditions occur during testing phase B or C of a three-
phase transformer, an error message (refer to Error Messages section) will appear
on the bottom of the screen followed by the message “ PRESS ANY KEY TO
CONTINUE.” In this case, if any key is pressed, the following message will
appear on the bottom of the screen:

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