HVDC Circuit Breakers - Construction and Working Principle: Light duty dc circuit breakers have been in use since long. However, there is lack of suitable circuit breakers for HVDC systems.…
Circuit Breakers Interview Questions and Answers: 1. What do you understand by switchgear ? Ans. The apparatus employed for switching, controlling and protecting the electrical circuits and equipment is known…
Testing of Circuit Breakers Articles: Circuit Breaker Analyzer : Short Circuit Generator: This is of a special design having very low reactance in order to give the maximum short-circuit output…
Basic Consideration for Design of Circuit Breakers Articles: Basic Design of Arc Extinction Chamber : The considerations for design for the Arc Extinction chamber used in oil circuit breakers and…
Recent Developments in Circuit Breakers Articles: DC Circuit Breaker : Light duty DC Circuit Breaker have been in use since long. However, with the latest developments in HVDC transmission there…
Merits and Demerits of Types of Conventional Circuit Breakers: Having studied the operational principles, the constructional features and fields of application of the bulk oil, minimum oil and air-blast circuit…
Ultra High Voltage Circuit Breakers: The specific requirements demanded of a Ultra High Voltage circuit breaker by system and operator considerations are at present considered to be the following. Speed…
Arc Interruption Methods in Circuit Breakers: The two modes of Arc Interruption Methods in Circuit Breakers are: high resistance interruption, and low resistance or current zero interruption. High Resistance Interruption:…