Circuit Breaker Status Indication from field input
The function of __________ is to isolate the part of the power system in case of abnormal conditions.
Characteristic of high voltage rating Circuit Breaker :-
In oil circuit breaker (O.C.B) the range exists between
Advantages of using Air blast Circuit breakers :
Sulphur hexafluoride (SF6)
In SF6 Circuit breaker ________
The voltage across the contacts during the arcing period is known as ______
The transient voltage appearing across the contacts during arc period is called ________
When low inductive current is interrupted by a Circuit breaker and the arc generating force of the Circuit breaker and is more than necessary to interrupt a low magnitude of current, the current will be interrupted before its natural zero instant. It is termed as ________
_______ is the r.m.s value of current which the Circuit breaker is capable of carrying continuously at its rated frequency under specified condition.
The peak value of current (including the DC component) during first cycle of current wave after the closure of Circuit breaker is known as __________
_________ is the current (r.m.s value) that a Circuit breaker is capable of breaking under specified conditions and given recovery voltage
__________ of a Circuit breaker depends upon its ability to withstand the temperature rise and the electromagnetic force effects