Difference between Relay and Contactor

There is a lot of confusions and misinterpretations regarding the difference between relay and contactor around the industry as they are two closely related terms. Many times these two terms are used nearly interchangeably. Both of them are electrically operated switches and mainly used for control and switching of loads. Although the basic principle of … Read more

Difference between Relay and Circuit breaker

Relays and circuit breakers are two commonly used terms of a power system. The study of the protection in power systems is incomplete without the study of relays and circuit breakers. The uses of relays and circuit breakers are found in industrial as well as in commercial applications. There are many differences between a relay … Read more

Electrical Bus bar: Types and Advantages

Electrical Bus bar is an important component in the installation of an electrical distribution system. It is used for collecting current from incoming terminals of a power system and distributing it to various outgoing terminals. It acts as a junction between incoming power and outgoing power. Before going into deep in concept, let us first … Read more

Economic Aspects of Power Generation

In this article, we will learn important terms in Economic Aspects of Power Generation. What is Load? A device which uses electrical energy is said to impose a load on the system. What is Connected Load? The sum of continuous ratings of all loads connected to the system is known as a connected load. What … Read more

What is Electrical Fault? Types, Causes & Effects

An electrical fault is a condition which can cause equipment failures (in transformers, transmission lines, alternators, busbars, etc.) and disturbs the normal working of the system. The faults can also lead to the death of humans, birds, and animals along with equipment failure and electric power supply interruption. Power system protection deals with the protection … Read more

What is Power System Protection? Need, Function and Components

Power system protection is a branch of electrical engineering that deals with the protection of electrical equipment (or component) in a power system network by removing the faulty part. or Power system protection deals with protecting electrical power systems from faults by disconnecting faulty components from the rest of the network. Power system protection is … Read more