The commercial use of electricity began in the late 1870s when arc lamps were used for lighthouse illumination and street … Read moreEvolution of Electric Power Systems

What is the Power Plant? A power plant is an assembly of systems or subsystems to generate electricity, i.e., power … Read moreTypes of Power Plants

What is Switchgear? Definition of Switchgear: The apparatus used for switching, controlling and protecting the electrical circuits and equipment is … Read moreWhat is Switchgear? | Features, Components and Classification

Each year as line and system loading increase and more operating companies superimpose higher voltage transmission systems on existing facilities, … Read moreBreaker Failure Relay (Back-up Protection Relay)

You may be amazed at why the birds don’t get shocked when they sit on high voltage overhead power lines. … Read moreWhy Birds don’t get Electrocuted on Touching Power Lines?

The load on a power station varies from time to time due to uncertain demands of the consumers and is … Read moreEffects of Variable Load on Power Station

There are two types of DC motors – Brushed DC motor and Brushless DC motor. The direction of rotation of … Read moreHow to Change the Direction of Rotation of a DC Motor?

The types of internal wiring usually employed are: Cleat wiring: Wooden Casing and Capping Wiring CTS or TRS Wiring Conduit … Read moreSystems of Wiring – Introduction to Electrical Wiring

What is an RCD? A Residual Current Device (RCCB, ELCB, RCBO, GFCI etc.) is a device that is designed to … Read moreResidual Current Protective Devices (RCCB, ELCB & RCBO)