What is Through Fault?
Through fault occurs outside of the protective zone. In other words,occurrence of the external faults outside of the equipment protective zone is called through fault.
Power System
Single Phase Preventer Working Principle | Induction Motor Protection
In this post, we will learn the single-phase preventer working principle. We use a single-phase preventer to protect the induction motor from a single phasing fault.
Classification of Transmission Line
Classification of the transmission line is based on the voltage, length of the conductor and, types of current flow. We use the transmission line for
What is a Protective Relay? Principle, Advantages, Applications
A protective relay is an electrical device that monitors the voltage and current using CTs and PTs. Thus, the main function of the protective relay
Voltage Sags & Its Causes
Voltage sags are short duration reductions in system RMS voltage magnitude between 10 % to 90%, and duration lasting typically from a few cycles to
16 Electrical Safety Tips for Working with Electricity
What are some general safety tips for working with or near electricity? Electrical Safety Tips… Continued
What is Smart or Intelligent MCC? Its Advantages
What is MCC? MCC – Motor Control Center– has all the operational and protective switch gears. The Motor Control center basically controls the motor operation.
What Happens if DC supply fails in an electrical substation?
This article describes the importance of DC supply in substations. Circuit breakers are the main power-controlling elements that are switched on and off during normal
AC Hum & Contact bounce in Magnetic Contactor?
AC hum & contact bounce in a magnetic contactor cause premature failure of the contactor. In this post we will discuss in detail what is
Harmonic Problems and UPS Solution for Computer Installation
Computers installations small or big are susceptible to harmonics in the power lines. The advance designs of computer and peripherals make them virtually failure proof.