what are the differences between MCB and MCCB ?
Answer Posted / jan
mccb moulded case cb- used in main power circuits
mcb - in low power circuits and in house wiring can be ac or dc
Is This Answer Correct ? | 22 Yes | 7 No |
Post New Answer View All Answers
-What shall be short circuit current of LV switchgear for a 1000 kva, 11.415kv, 3 phase tranformer with 5% reactance.
What is 100% protection of generator? Why 100% is not used but 95% is generally used?
What is the main cause of magnetism?
May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?
IF 8255 CONTROL WORD IS 94H,Tell the chip port work mode ?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
single phase power supply give to separate one steel coup with water, what reaction create
what is the size of ht cable of 33kv ht line and transformers ratings are 1 Mva and 5mva.please send formula also.
why impedance relay is used for medium transmission line protection
What are the advantages of autotransformer?
Why is a plain induction motor unsuitable for wide speed control?
Testing procedure of DG alternator stability test
Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?
Approach of a cooling tower is the difference between temperatures of what factors?
The synchronous machine excitation system explain