Why transformer is rated in kVA not in kW?
Have you ever noticed that Transformers, generators have power rating in kVA but Induction motors and Home appliances have power …
Electrical machines
Buchholz relay and its operation
A Relay is a sensing device, which is used to sense the faults in the system. If any fault occurs …
No load Transformer with Phasor Diagram
In a single phase transformer, there is a primary winding and a secondary winding. The winding to which AC voltage …
Ampere turns relation
In this blog we will discuss Ampere-turns relation. After going through this topic we will get an insight of how …
Ideal transformer and its phasor diagram
In this particular section we will talk about ideal transformer and we will also see it’s phasor diagram with proper …
EMF equation of a single phase transformer
As we have already discussed about working principle of a single phase transformer in the previous section. We discussed that …
Transformer and its working principle
In this post we will discuss Definition of Transformer and its working principle A transformer is a static device, it …