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Vacuum Circuit Breaker

Vacuum Circuit Breaker: Although the advantages of interrupting the arc in a vacuum were recognized as early as the nineteenth century, this did not find wide application till a few…

Principle of Vacuum Circuit Breaker

Principle of Vacuum Circuit Breaker: In the Principle of Vacuum Circuit Breaker, vacuum (degree of vacuum being in the range from 10-7 to 10-5 torr) is used as the arc quenching…

Circuit Breakers Articles: Circuit Breakers Definition: A circuit breaker can make or break a circuit either manually or automatically under all conditions viz., no-load, full-load and short-circuit conditions. This characteristic…

Circuit Breakers Interview Questions and Answers

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…

Recent Developments in Circuit Breakers Articles

Recent Developments in Circuit Breakers Articles: Recent Developments in Circuit Breaker Tester: Generating capacity the world over has been increasing at phenomenal rates. Compared to the increase in generated power…

DC Circuit Breaker

DC Circuit Breaker: Light duty DC Circuit Breaker have been in use since long. However, with the latest developments in HVDC transmission there would naturally be the necessity of the…

SF6 Circuit Breaker

SF6 circuit breaker: One of the recent developments in the field of high voltage switchgear is the SF6 circuit breaker. In this a gas called sulphur hexafluoride is used as…

Recent Developments in Circuit Breaker Tester

Recent Developments in Circuit Breaker Tester: Generating capacity the world over has been increasing at phenomenal rates. Compared to the increase in generated power the breaking capacities of Circuit Breaker…