Oil Circuit Breakers – Types, Working and Construction
In oil circuit breakers, some insulating oil (e.g., transformer oil) is used as an arc quenching medium. Working Principle of …
In oil circuit breakers, some insulating oil (e.g., transformer oil) is used as an arc quenching medium. Working Principle of …
Primary and Back-up Protection Primary protection (Main protection) is the essential protection provided for protecting an equivalent/machine or a part …
1. What is a Circuit Breaker? Circuit Breaker is a mechanical device designed to close or open contact members, thus …
We have already discussed the working of electrical relays. Now we are going through different types of electrical relays. There …
In this article, we are going to study the basics of low voltage circuit breaker design and construction. The operation …
The difference in level between points of supports and the lowest point on the conductor is called sag in overhead transmission lines. …
What is Corona? The phenomenon of violet glow, hissing noise and production of ozone gas in an overhead transmission line is …
We usually think of an electric power system in terms of its more impressive parts – the big generating stations, transformers, …
What is IEC 61850? IEC 61850 is a standard for the design of electrical substation automation. It is the base …
Before learning about different switchgear components, let us understand what is switchgear. The apparatus used for switching, controlling and protecting …