Difference Between Isolator and Mcb

Answer Posted / sanjay dalvi

Dear all,

Isolator is used to isolate the system during fault from
healthy system.

Mcb it is miniature circuit breaker which is used to
protect the sysem from short circuit,earth fault...it
operates automatically when relay gives the command to
circuit breaker.

Is This Answer Correct ?    44 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Define phase cross over?

667


are there rmu for 3 transformer?

1424


Why line VTG = √3 phase VTG in star? How?

1176


what are the ''pitting rings''and how cn they be controlled in a series generator

1372


what is the minimum (Common factor) insulatin resistance of the following a, 4mm sq wire b, cable from 50 mm sq to 800mm sq

1646






how we can calcultae the short circuit level for bus bar

1728


what is the saturation point of crgo lamination.

1643


In the magnetic fluxes, what is the role of armature reaction?

691


What is center gravity load in substation?

1937


What are the two types of compensation?

626


What is meant by system?

653


how can you size an automatic voltage regulator?

1869


R=*¶ l/a

1166


A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE

2073


Hello to all, Please someone can send me HPCL ELECTRICAL Engg. Sample papers to me? Its urjent....my email address is.... raviasiapacific@gmail.com

1645