About Transformers Testing

- No load test

- Full load test

- Insulation resistance testing

- Voltage regulation testing

- Tan delta testing

- Various types of transformer oil testing is given below.

A) DGA

B) Moisture content in oil testing

C) BDV Testing

D) Furan Analysis

E) Interfacial tension testing

F) Corrossive sulphur checking (Chemical analysis)

To know how to do this all tests, you just search in google.

Insulation resistance testing, Open circuit test, Short circuit test, Core balance test, Vector group test, Turns ratio test, Tan delta test, Sweep frequency resonance analysis, Oil breakdown voltage test, all auxiliary protections checks like bucholz, PRV, MOG, OTI,WTI, OLTC operations. These are the tests usually conducted as routine tests as well as Pre commissioning tests.

-Vijay

IS : 2026