what is the difference between MCB and MCCB?
Answers were Sorted based on User's Feedback
Answer / k
MCB is miniature circuit breaker which is a small
electrical circuit breaker used in small electrical systems
for protection against conditions such as overload or short-
circuit.
MCCB is moulded case circuit breaker which can be operated
upto currents of 1000 A.
Is This Answer Correct ? | 22 Yes | 0 No |
mcb-miniature circuit breaker its bi metal trip type cannot able to co-ordinate the relays,small size,using for small loads.
Mccb-Moulded case circuit breaker can able to co-ordinate relays,here trip coil is separately provided for tripping action,large size and using for heavy duty
Is This Answer Correct ? | 4 Yes | 0 No |
Answer / suman
MCCB is moulded case circuit breaker which can be operated
upto currents of 1600A.
Is This Answer Correct ? | 2 Yes | 2 No |
Answer / sam
unlike MCB the
MCCB can be used for short circuit...overload and earth fault as well and it can be manufactured on demand for any amount of current
Is This Answer Correct ? | 0 Yes | 1 No |
what is the power factor of the megnetising component of transformer
In dc ckt. 24v or 110v, which one is more efficient and why?
why we cant control neutral instead of phase in single phase?
Can we use the ceiling fan regulator to run drill machine having 2000 watt power consumption?
Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?
What are books to be referred for KPTCL exam?
Show the schematic arrangement of diesel power station layout and give its principle of operation.
What is meant by Creepage Distance in Insulators?
1.Whats the use of GNAC(Generator Neutral Accessory Compartment) 2. why generator or any other system require Neutral Grounding and not Phase grounding 3. what happens if any one of the phase is grounded. 4. if 15kv is grounded directly what will happen, why it should not be grounded like that 5. use of of NGTR(Neutral Grounding Transformer and Resistor) for grounding is helpfull and how
5 Answers BEMCO, CSS, Powergear,
What is the difference between hot and cold loop testing?
what is mathematical relation between ac to dc current how will convert Iac=50amp to Idc
Ac generato how produce power I need for camplet defination