Author: Prabhu TL

Prabhu TL is a SenseCentral contributor covering digital products, entrepreneurship, and scalable online business systems. He focuses on turning ideas into repeatable processes—validation, positioning, marketing, and execution. His writing is known for simple frameworks, clear checklists, and real-world examples. When he’s not writing, he’s usually building new digital assets and experimenting with growth channels.

Protection Switchgear

Rating of Circuit Breaker

 The rating of a circuit breaker includes,  1)                         Rated short circuit breaking current.  2)                         Rated short circuit making current.  3)                         Rated operating sequence…

August 11, 2021 · Prabhu TL

Protection Switchgear

current chopping

Current chopping is a term that came to our vocabulary with the advent of vacuum switching which was…

August 11, 2021 · Prabhu TL

Protection Switchgear

Resistance switching

 To reduce the restriking voltage, RRRV and severity of the transient oscillations, a resistance is connected across the…

August 11, 2021 · Prabhu TL

Protection Switchgear

Rate of rise of recovery voltage

 It is the rate of increase of restriking voltage and is abbreviated by R.R.R.V. its unit is kV/m…

August 11, 2021 · Prabhu TL

Protection Switchgear

Restriking voltage and recovery voltage

 It is the transient voltage that appears across the contacts at or near current zero during arcing period.If…

August 11, 2021 · Prabhu TL

Protection Switchgear

Formation of arc during circuit breaking

The phenomena of Arc  During opening of current carrying contacts in a circuit breaker the medium in between…

August 11, 2021 · Prabhu TL

Transmission and distribution

Long distance power transmission

 The electric power generated in a power station situated in a remote place is transmitted to different regions…

August 11, 2021 · Prabhu TL

Basics

Block Diagram of an Electrical Drives

 Drive: A combination of prime mover, transmission equipment and mechanical Working load is called a drive Electric drive:…

August 11, 2021 · Prabhu TL

Protection Switchgear

Protection of bus bars

The protection scheme for a power system should cover the whole system against all probable types of faults.…

August 11, 2021 · Prabhu TL

Protection Switchgear

Generator protection

·         The range of size of generators extends from a few hundred KVA to more than 500MVA ·         Small and…

August 11, 2021 · Prabhu TL