Performing A Transformer Test - Vanguard Instruments CVT-765 User Manual

Capacitor voltage transformer ratio tester

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3.5.2. Performing a Transformer Test

Follow the steps below to test a transformer:

a. Start from the "START-UP" menu:

1. TEST TRANSFORMER

2. SETUP

TIME:

15:16:17

DATE:

05/17/11

[1]

Press the

key (TEST TRANSFORMER).

b. The following screen will be displayed:

TEST WINDING:

1.X1-X3

3.Y1-Y3

5.Z1-Z3

Select the winding by pressing the corresponding numeric key on the keypad.

c. The following screen will be displayed:

NAME PLATE VOLTAGE?

1. YES

2. NO

If you had entered name plate voltages for a previous test, the following

screen will be displayed instead of the above screen:

NOTE

NAME PLATE VOLTAGE?

1. YES

2. NO

3. USE PREV DATA

Press the

the previous test performed. Continue to step c.

2.X2-X3

4.Y2-Y3

6.Z2-Z3

[3]

key if you would like to use the name plate voltage values from

CVT-765 USER'S MANUAL

REV 1

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