what is the diff of mcb and mccb
Answer Posted / kadher.304
mcb its thermal operated and use for short circit rating of
mcb 63amp(max)
mccb is thermal operated for over load current and magnetic
oprataion for instant trip in short circuit condition.rating
of 63amp(9min)
| Is This Answer Correct ? | 7 Yes | 1 No |
Post New Answer View All Answers
How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?
Define norton equivalent circuit?
What is dc current source?
Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?
What is the difference between Delta & Wye windings?
What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?
What kind of maintenance is conducted for Transformer
What is knee point voltage?
What is meant by reset level of the relay?
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.
What is the main cause of magnetism?
what is the difference between capacitive and resistive voltage divider?
What are the factor to be consider for CT selection in 132kV substation?
What are the applications of autotransformers?