WORKING PRINCIPAL OF MCB

Answer Posted / sudarshan singh

MCB mean is moulded circuit breaker. It is used to triping
the over current against use to spacify mcb rating. MCB is
many type as B-Class, C-Class & D-Class. C-Class type mcb
mostly used in industrial area.

Is This Answer Correct ?    4 Yes 23 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is the calculation involved to design the heater to heat 10KL of water in temperature control unit?

1474


how to calculate the magnetizing current of ct ( 800A/1A) for Relay 64

1040


What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

1410


HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

1620


Define Electrical Insulation and examples of Solid,Liquid and Gaseous insulating materials?

1312






explain Density

642


what is vA rating and class of a ct.

1423


What are the various kind of cables used for transmission?

631


Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,

2398


What is Surge Capacitor? Why it is use in Generator Circuit Breaker?

4603


which protection used in power plant?

1502


how to calculate the earth mat design in 132 kv substation yard ????

5718


why output is out of phase in case of common emitter?

1665


is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

1640


What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

1762