GFCI: Construction and Working Principle of Ground Fault Current Interruptor
GFCI or Ground Fault Current Interruptor is a practical application of different current protection. In this article, you’ll learn the
Read more
Articles
Technical articles on Electronics and Electrical Engineering topics focused on Basics of EE, Electronic components, power systems and equipment used for generation, transmission, operation, and controls of electricity.
Directional Overcurrent Protection Relay
A direction overcurrent protection relay is a type of relay that is able to discriminate between current in one direction
Read more
DC Motor Speed Control using PWM from VSD
One of the very simple method for controlling the speed and torque characteristics of a wound-field DC motor is by
Read more
DC Motor Speed Control by Variation of Current through the Field Winding
In this article you’ll learn DC motor speed control by varying current through field winding. A very simple method for
Read more
Thermocouple – Basic Construction and Working of Thermocouple
When two dissimilar metal wires are joined together at one end, a voltage is produced at the other end that
Read more
Difference between Instantaneous and Time Overcurrent Relay Protection
A protective relay is an electrical device that detects the electrical fault and initiates the operation of the circuit breaker to isolate the defective
Read more
Differential Protection of Generator – Protection of Alternator using Differential Relays
A differential relay is a power system protection relay that operates when the phasor difference of two or more similar electrical quantities exceeds
Read more
Differential Relays – Differential Relay Power System Protection
A differential relay is a power system protection relay that operates when the phasor difference of two or more similar
Read more
Top 5 Methods to Carry Electrical Power and Signal Cables
This article presents 5 methods used to carry electrical power and signal cables from one place to another. In the
Read more
Fundamentals of Electrical Relays – Working of Protection Relays
A protective relay is an electrical device that detects the electrical fault and initiates the operation of the circuit breaker
Read more