Answer / chintu

Generally Diesel Gen sets consume fuel economically at 75% of full load @ 0.2 lts per kVA per hour( strictly speaking @ 145 gms/BHP/Hr). 750*0.2= 150 lts per hour.

how to calculate the ngr capacity(nutral grounding resistor)

2 Answers   Divis Laboratories,

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In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

0 Answers  

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Three phase alternators are connected in star connection why?

13 Answers   Tanfac,

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if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?

0 Answers   Delta,

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why not starting switch first connect in direct on line starter?????

0 Answers  

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i am working in automation feild my question is that how to find the KVA of transformer.

3 Answers  

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Why generally the Rating of Transformers are in additions of 11 i.e. 11 kVA, 22 kVa, 33 kVA, etc........

8 Answers  

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what is the usage of microcontroller in the panel board?

0 Answers  

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1.stranded resistance values of motors? 2.how to calculate the resistance values of single phase and 3phase motors?

2 Answers   Bell, L&T,

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In a star(primary) to delta(secondary) transformer,how you take the neutral point?

3 Answers   HLL,

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What is the male and female contactors.where is it's used and what is the deferent betweens

1 Answers   Standard Chartered,

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C.S.R. and where are they use in electrical systems

1 Answers  

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