Circuit Breaker Library

Circuit Breaker Library

➣ Circuit Breaker Introduction

➣ Definition Of Some Terms For Substation

➣ Electromechanical Relays and Static Relays

➣ HIGH-VOLTAGE A.C. CIRCUIT-BREAKER

➣ Classification of Circuit Breaker

➣ Rated characteristic of circuit breakers

➣ Rated and Short Circuit Current

➣ Circuit Breaker Time ( total break time)

➣ Air Break Circuit Breaker

➣ Miniature and Molded-Case Circuit Breaker

➣ Air Blast Circuit breaker

➣ Principle of Arc Quenching in Air Blast Circuit Breaker

➣ Merits and Demerits of Air Blast Circuit Breaker

➣ Bulk Oil and Minimum Oil Circuit Breaker

➣ Tank type or Bulk Oil Circuit Breaker (now obsolete)

➣ Minimum Oil Circuit Breaker (MOCB)

➣ Disadvantage of Oil Circuit Breakers

➣ Sulphur Hexafluoride (SF6) Circuit Breaker

➣ Properties of SF6 Gas

➣ Arc Extinction in SF6 Circuit Breaker

➣ Single Pressure Puffer Type SF6 Circuit Breaker

➣ Merits and Demerits of SF6 Circuit Breaker

➣ Vacuum circuit breaker

➣ Construction of Vacuum Circuit Breaker

➣ Merits and Demerits of Vacuum Circuit Breaker

Trip Circuit of a Circuit Breaker➣