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Transformer oil testing

Transformer oil testing determines the dielectric strength of insulating oil: the oil must insulate effectively and protect equipment from internal breakdown. We test it under laboratory conditions.

Transformer oil testing — Enerji Test Servis, Baku

When you need it

  • Before energising a transformer
  • During periodic maintenance
  • After oil replacement or treatment
  • When a transformer overheats or gasses
  • After a long shutdown

Technical details

Method
GOST 6581-75
Measured
breakdown voltage (kV)
Object
transformer insulating oil
Result
official test report
Accreditation
AZS ISO/IEC 17025:2020, AZS ISO/IEC 17020:2021
How we do it

Transformer oil testing

01

Sample

An oil sample is taken from the transformer correctly.

02

Test

Breakdown voltage is measured on a laboratory test set.

03

Evaluation

The result is compared with the norm to assess the oil.

04

Report

Results and recommendations go into the report.

FAQ

FAQ

Why test transformer oil?

When oil loses its insulating properties, the risk of internal breakdown and transformer failure rises.

How often should it be tested?

According to the maintenance schedule and transformer condition; our engineer will advise.

Do you take the sample?

Yes, we can take the sample on site.

How is the result issued?

As a signed laboratory report.

Transformer oil — Enerji Test Servis

Request a measurement

Tell us about your site: our engineer will agree scope and price.