What is the Difference Between MCCB & ACB & VCB
Answer Posted / sri.....
MCCB---- For Lower Operating Currents & Use And Throw
Technology.(in india generally up to 800A).
ACB --- For High Operating Currents & High end Product &
Protection Features & where Maintanance of Circuit Breaker
is required...
VCB --- For Higher Operating Voltages--- 6.6KV & above....
| Is This Answer Correct ? | 30 Yes | 9 No |
Post New Answer View All Answers
Why back emf used for a dc motor? Highlight its significance.
i ha done my 10th with 71% ,ITI with 81% 11th with 75% 12th 43% apprentiship with 71% in SAT i secure 1390 ,TOEFL 27 i was refused four times and in all me interview visa officar told that i am not Qualify for study in USA but i completed my 12th yes i got low persentage in my 12th but i seen to much student they already got visa with them 3 or 4 backlocs so why they are refused me ?
State kirchoff current law?
What is Auto Mains Failure Panel & Auto Synchronizing Panel
What is the comparison of PILC and XLPE cable
What is a commutator?
in india per day how much power is generated including all power station
What is the percentage loss for aluminium wire for HT line more than 11KVa
difference between a diode and thyristor?
draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.
what is the grounding Calculation formula? spouse i want to provide grounding to 3phase 18kw motor or i want to provide ground to 3phase 10kva dry type transformere or you give me any exemple...... Thanks.
How colour picturetube works & how many year it will works.
In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?
if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .
What is miller crystal oscillator? Explain its operation?
