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Question
what is the function of mccb?
 Question Submitted By :: Electrical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
used for current rating above 100 amperes
its protected by thermal protection .
we can adjust the tripping
overload and short-circuit protection .
its normally used for current protection incoming side
 
Is This Answer Correct ?    24 Yes 1 No
Shanmugakalaivanan B.e Eee Abu
 
Answer
# 2
The main function of MCCB is to make and break the circuit.
I gives overload, shortcircuit and earth fault protection.
 
Is This Answer Correct ?    12 Yes 2 No
Yogesh Raste
 
 
 
Answer
# 3
to make or break a ckt. 
Is This Answer Correct ?    14 Yes 5 No
Pps
 
Answer
# 4
Molded case circuit breaker(MCCB)IS used for overload thermal protection,it make the ckt at normal condition & and break at fault condition,it is also used as INCOMMER in control panel at high rating load,the rating of MCCB is to be above 63A. 
Is This Answer Correct ?    7 Yes 1 No
Vikas Goswami
 
Answer
# 5
mccb protected the cable and equpment when short circuted
and ground fault. we can set the trip lable as per system
reuirement.
 
Is This Answer Correct ?    10 Yes 5 No
V P Bahuguna
 
Answer
# 6
the function of MCCB is used for over load thermal
protection,it make the ckt normal condition and break et
fault condition.
 
Is This Answer Correct ?    2 Yes 0 No
Debashis Das
 

 
 
 
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