This article covers transformer impedance testing, one of the acceptances tests for new transformers, and a method for routine testing. The results of this test should compare directly to the manufacturer's datasheet. Related: Percentage Impedance … Continue Reading about How to Test Percentage Impedance of Transformer?
What is Transformer Oil?Transformer oil is mineral insulating oil derived from crude petroleum. It is a mixture of various hydrocarbons. It consist … Continue Reading about Transformer Oil – Tests and Purification Methods
Shaded pole motor is a split phase type single phase induction motor. The shaded pole motor is very popular for ratings below 0.05 HP (~ 40 W) because … Continue Reading about Shaded Pole Induction Motors – Working and Construction
We have already discussed the construction of underground cables in the previous article. In this article, we will discuss the different types of … Continue Reading about Insulating Materials for Power Cables
The most appropriate type of substation depends on such factors as voltage level, load capacity, environmental considerations, site space limitations, … Continue Reading about Substation – Design Criteria and Studies