53
Running a CT Test (Detailed)
Note: If the "Continuous burden measurement" option is enabled in the
Settings (see section 5.7.3 on page 70), the burden test has to be stopped
manually by pressing the key.
4. If you enabled the Primary Winding Resistance test card in section 4.2,
step 2. on page 50, a message is displayed, asking you to change the wiring
for the primary winding resistance measurement. Connect the primary
winding of the CT as described in chapter 2.
– Make sure that the red LED on the CT Analyzer is off.
– Refer to section 2.4.3 on page 27 for detailed information on how to
connect the CT Analyzer for the primary resistance measurement.
– You can display the connection diagram by pressing the key while
the wiring check message is displayed.
Figure 4-5 Primary winding resistance measurement: Wiring check
message (left) and wiring diagram (right)
5. Press the Start Test soft key to execute the automatic primary winding
resistance measurement.
Note: If you do not want to perform the primary winding resistance
measurement, press Skip Test to skip the primary winding resistance
measurement and continue with the CT test or Cancel Test to abort the
complete test.
6. A message is displayed asking you to change the wiring for the CT test.
Connect the CT to the CT Analyzer as described in chapter 2.
– Make sure that the red LED on the CT Analyzer is off.
– Refer to section 2.4.1 on page 24 for detailed information on how to
connect the CT Analyzer for the CT test.
– Be sure that the polarity of all wires is correct.
– You can display the connection diagram by pressing the key while
the wiring check message is displayed.
Note: If you do not want to execute the CT test, press the Skip Test soft key
instead of changing the wiring. This will skip the CT test and immediately
perform the demagnetization cycle to finish the test.
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