How do you maintain a transformer?

Here are 3 maintenance tests you should run on your transformer on a daily basis:

1. Oil levels of MOG( Magnetic Oil Gauge) of the main tank and conservator tank. Always maintain to keep oil filled up to the desired level in MOG.
2. Replace the silica gel if its color changes to pink.
3. If any leakage is detected seal it.

Is standard for transformer maintenance?

0.2 The code of practice on installation and maintenance of transformers was originally published in 1961 as IS : 1886, intended as a guide to installa- tion engineers, contractors and others engaged in the installation and main- tenance of power and distribution transformers.

Why do we need transformer maintenance and test?

The need for transformer testing is to check the functioning of the transformer and to decrease the chance of failure. All electrical equipment needs to be maintained safely from some of the failures. Transformer failure can happen because of electrical, thermal, or mechanical factors.

When should I change the oil in my transformer?

When oxidation occurs in the transformer oil, it leads to build-up of acid. Annually for 132 KV transformer, once in 2 years for the transformer below 132 KV transformer and in 2 years interval for the transformer above 132 KV transformer. It helps to analyze the gases which are present in the transformer oil.

What should be included in a transformer maintenance guide?

Subjects including best practice, checking and testing in order to evaluate transformer condition, time intervals for the various actions, advanced maintenance activities, and human and material aspects of transformer maintenance are covered.

What should I look for in a transformer test?

Transformer Testing • Power Factor • Ratio • Insulation • Winding Resistance • SFRA (Sweep Frequency Response Analysis) • DGA and Oil Quality Transformer Maintenance

How often should a VCM transformer be inspected?

Maintaining your transformers can be time-consuming, because there are items that need to be frequently checked and others that need to be inspected weekly, monthly, semi-annually and annually. At VCM Solutions, we can perform this maintenance for you.

How often should oil be checked in power transformer?

Let us first discuss about the action to be taken on power transformer in monthly basis. The oil level in oil cap under silica gel breather must be checked in a one-month interval. If it is found the transformer oil inside the cup comes below the specified level, oil to be top up as per specified level.