The two electrical circuits are linked by mutual induction.
Electrical transformers types ppt.
Shell type transformer in shell type transformers the core surrounds a considerable portion of the windings.
This type of transformer is categorized on the basis of a number of turns in the primary and secondary windings and the induced emf.
The range includes oil filled transformers special purpose transformers and dry type transformers.
The comparison is shown in the figure below.
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The various types of transformer shown in the figure above are explained in detail below.
A transformer is a static device which is use to convert high alternatic voltage to a low alternatic voltage and vice versa keeping the frequency same.
The coils are form wound but are multi layer disc type usually wound in the form of pancakes.
One end of the primary of the isolation transformer is grounded earthed.
Step up and step down transformer.
There are several transformer types used in the electrical power system for different purposes like in power generation distribution and transmission and utilization of electrical power.