What is procedure of testing the transformer

Question

Accepted Answer

The procedure of testing a transformer involves several steps to ensure its proper functioning.

Visual inspection of the transformer for any physical damage or defects
Measurement of the transformer's winding resistance and insulation resistance
Testing the transformer's voltage ratio and polarity
Checking the transformer's oil level and quality
Performing a load test to determine the transformer's efficiency and voltage regulation
Conducting a dielectric test to ensure the transformer's insulation can withstand high voltage
Finally, analyzing the test results and comparing them with the manufacturer's specifications

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