Tap changer is used in a transformer is to keep the output voltage within an acceptable range when system conditions vary. Voltage of the system varies due to many reasons such as it changes with load, feeder length, system impedance,…
An OLTC (On-Load Tap Changer) is a mechanism in a transformer that allows the voltage ratio to be adjusted while the transformer is energized and carrying load, without disconnecting with the power supply. It works by changing the number of…
The purpose of tap changer in a transformer is to keep the output voltage within an acceptable range when system conditions vary. In practice, the voltage on the power network keeps changing. It changes with load, feeder length, system impedance…
Cold-Rolled Grain-Oriented steel (CRGO) is a high-grade electrical steel specifically made to have a preferred crystal grain orientation which helps in improving its magnetic properties. Because of this, CRGO is widely used in Transformer core. These Materials are produced through…
What is an electrical transformer? Transformer is a device that transfers electrical energy from one electrical circuit to another electrical circuit through the medium of magnetic field and without a change in the frequency. The electric circuit which receives mains…
Trip circuit supervision relay is a critical safety relay used in switchgear systems that monitors the integrity of circuit breaker trip circuits. We rely heavily on circuit breaker tripping for protecting entire switchgear system. If any fault arises, Protection relay…
Power Factor Correction & Capacitor Bank Size Calculator Active Power (kW) Existing Power Factor Target Power Factor Calculate Required kVAR: — kVAR Power factor correction is a critical aspect of electrical system optimization that can significantly reduce energy costs and…
Introduction to Capacitor Banks Capacitor banks are essential components in modern electrical power systems, playing a crucial role in power factor correction, voltage regulation, and overall system efficiency. These assemblies of multiple capacitors work together to provide reactive power compensation,…
An electrical fuse is a critical safety device designed to protect electrical circuits and equipment from overcurrent conditions. Acting as the first line of defense against electrical fires and equipment damage, fuses have been safeguarding electrical systems for over a…
In electrical power systems, circuit breakers play a crucial role in protecting equipment and personnel from electrical faults. One essential component that ensures the safe and reliable operation of circuit breakers is the anti-pumping coil. Understanding what anti-pumping coils are…
