Electrical Basics - Inst Tools

Difference Between Contactor and Relay

In this post, we will learn the difference between relay and contactor and understand the basic electrical engineering concepts.

Lightning Arrester protects equipment of the power system from the damaging effects of lightning and switching by limiting surge voltages.

In this article, you will learn about what is a solid state relay (SSR), working principle and types of control methods.

In this article, we will learn the difference between earth and neutral in an electrical power circuit and their purpose.

In this post, we will learn the different types of electrical loads such as resistive, capacitive, inductive, domestic, and industrial loads.

In this article, we will discuss how to size a cable for an industrial AC electrical motor with a basic example calculation.

In this article, you will learn the definition of ground fault and earth fault, reasons for the faults and basic protection steps.

In this article, you will learn the Moulded Case Circuit Breaker (MCCB) types of tripping protection and their explanation.

Learn the electrical earthing calculations to determine the number of earth pits and the size of the earth grid conductor.

Corona Discharge or Corona Effect is an electrical discharge caused by the ionization of a medium such as air surrounding a conductor.