Whot is the difference between MCB and MCCB.Whot is the
selection critearea for MCCB and MCB for 63 Amp.

Answers were Sorted based on User's Feedback



Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / suresh a

mcb is nothing but miniature circuit breaker which is used
ifor over load protection and short circuit protection it
is available only upto 80amps.
mccb is nothing but moulded case circuit breaker used for
over load and short circuit protection in case of more than
100amps it is used.

Is This Answer Correct ?    19 Yes 1 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / srinivas

MCB MEANS MINIATURE CIRCUIT BREAKER IT IS USED FOR SMALL
QUANTITIES.
MCCB IS MOULDED CASE CIRCUIT BREAKER IT IS USED FOR LARGE
AMOUNT OF POWER.

Is This Answer Correct ?    14 Yes 2 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / elangovan kp

MCB: Miniature Circuit Breaker, Available rating Current is only Up to 100 - 125Amps, Breaking Current Capacity available up to 10KA only. (Availabel fixed current rating only)

MCCB: Moulded Case Circuit Breaker, Available rating up to 4000Amps, Breaking Current Capacity available up to 80KA.(Adjustable Over current setting available, Short circuit and Earth fault protection, Motorised MCCB also available)

Is This Answer Correct ?    2 Yes 1 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / p.sivaraja

mcb is nothing but miniature circuit breaker which is used
for over load protection and short circuit protection it
is available only upto 125amps(Now in market)
mccb is nothing but moulded case circuit breaker used for
over load and short circuit&earth fault(Micro processor
based) protection in case of more than
16amps it is used.

Is This Answer Correct ?    1 Yes 3 No

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 6..

Answer / rahul kant

MCB MEANS MINIATURE CIRCUIT BREAKER used for Short circuit
protection.

MCCB IS MOULDED CASE CIRCUIT BREAKER used for Short circuit
protection as well as Earth Fault Protection.

Is This Answer Correct ?    3 Yes 7 No

Post New Answer

More Electrical Engineering Interview Questions

How shall i select the value of capacitor or inductor in a system?

0 Answers  


How do i perform grounding of star point of Genset (400V) for making connection with step up transformer of DELTA-DELTA (400V to 20KV) ? while Genset itself has its own neutral and grounding bus bar inside genset breaker box whereas we have another neutral and grounding busbar in synchronizing panel next to genset at maximum distance of 6meter, would someone pls advice if we can only perform neutral grounding in synchronizing panel or should we ground neutral on both places inside genset breaker box and synchronizing panel.

0 Answers   Allied Group,


What is application/Function of Electro chlorinator in Offshore Oil & gas Platform ?

1 Answers  


How can we calculate the motor frame sizes?

0 Answers   Essar,


which type of material is used for making motor encloser

3 Answers  






why the capacity of power plant is given in MW though the generators are rated in MVA?

3 Answers   TATA,


If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

0 Answers   Marafiq,


what are the deffects for failure of PLC?

0 Answers  


Refernce currents are to be generated using refernce cueernts how can this be done??

0 Answers  


Difference between RCCB, RCBO and ELMCB.

0 Answers   Megatron Solutions,


What type of bulb used in small size cross symbol boder and original flame type(Deepam)?

1 Answers  


what is full form of lv and mv? 2.while we connect capacitor to generator what will cause for it?

4 Answers   ABB, Wireman,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5084)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16631)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1094)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)