What is difference between miniture circuit breaker and
module case circuit breaker up to 63Amp.

Answer Posted / sennapparajan

And also difference in short circuit current carrying
capacity.MCB having max up to 25kA. MCCB having up to 50KA.

Is This Answer Correct ?    7 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

My question is abt backlog.I had dropped one subject in my second year, and completed this subject in the 3rd attempt, so how many backlogs i have got?1 or 3?plz sujjest the answer as soon as possible

1597


what is the criteria for selecting fuse rating in 1phase, 2phase & 3phase welding sets?

1352


What is domestic transformer? Draw the connection of domestic transformer.

1852


I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

1653


how can you size an automatic voltage regulator?

1871






why cable i burning without tripping. how can protect led street lights

1031


we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

5567


What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer

1347


What is the difference between vector surge relay (78) and Pole slip relay (98G)

643


EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

1402


What are locations arc protection relay is fixed.

1359


What do you mean by cogeneration? What its working principle?

2771


I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR

1498


I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

1928


describe the Tranformer testing procedure

1466