What are the types of circuit breakers ?
Answer Posted / sanjayjssate
Depending upon arc quenching method they are for types
Air cb
Vaccum cb
Oil cb
SF6 cb
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what is cathodic protaction?
In synchronous motor, how the field current is related to armature current..i know its inversely proportional..but concept wise...i was nt clear....pls help me...
what is auto re-closer?
If we have to find the inductance of a dc shunt motor then by giving dc supply or ac supply and what is the reason for it. (this example is from "to determine the transfer function of a dc shunt motor ")
iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?
how to decide choke rating for drive?
What are the conditions to be satisfied for parallel operation of dc generators?
In convertor can we use rectifier thyristor in place of invertor thyristor with explain.
WHAT DO YOU MEAN THE DIFFERENT TYPE OF CURVES OF RELAY LIKE STANDARD INVERSE, VARY INVERSE, NORMAL INVERSE, LONG INVERSE ETC....
when qty of cable being purchased is not sufficient according to the standard,what should the inspector do to ensure its quality according to the standard?
what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me
what kind of technical test that i need to learn because i have an interview tomorrow.. please someone help me..
hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.
IN electrical field, WHAT ALL THINGS THE CUSTOMER WILL ASK WHILE ORDERING FOR LT PANEL (ALL TYPES OF LOW TENSION PANEL)
Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault