Vanguard ATRT-01_01B S3 User Manual
Page 32

ATRT-01/01B S3 USER’S MANUAL
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3.6.3. Testing a Three Phase Transformer
Follow the steps below to test a three phase transformer:
a. Start from the “START-UP” menu:
Press the
[1]
key (TEST TRANSFORMER).
b. The following screen will be displayed:
NOTE
You can press the
[6]
key (NEXT PAGE) to view additional transformer types.
The following screen will be displayed:
Select a three-phase transformer test by pressing the corresponding key (
[2]
to
[5]
). For
this example, press the
[2]
key (Dy) from the first page to select the Delta to Y phase
transformer test.
c. The following screen will be displayed:
Press the
[1]
key (YES) if X0 is accessible or the
[2]
key (NO) if it is not accessible.
X0 ACCESSIBLE?
1. YES
2. NO
XFMR CONFIG:
1. DZ
2. ZD
3. YZ
4. ZY
5. TT
6. PREVIOUS PAGE
XFMR CONFIG:
1. SINGLE PHASE
2. Dy
3. YD
4. DD
5. YY
6. NEXT PAGE
1. TEST TRANSFORMER
2. SETUP
3. CALCULATOR
time: 14:21:34
date: 05/24/11