Answer / bijnan debnath

To form a circle with with one core in center and rest six
surrounding it in total seven conductors need. To form
circle next to seven is 19. 41 etc

How to calculate the size of earth cable to earth the neutral of UPS ?

0 Answers   N Johnson,

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can we synchronize star system generators with delta system generators?

2 Answers  

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Maintenance of transformer???

0 Answers   Adani,

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WHY SPEAKER OUTPUT IN WATTS??

2 Answers  

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In CTs tan delta point should be earthed , what is the reason behind it?

0 Answers  

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What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

0 Answers  

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How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

0 Answers   HAL,

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which bridge is used to measure frequency?

2 Answers  

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What loads the lagging and leading effects comes in a circuit?

5 Answers  

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while calculating the power absorbed by a resistor connected to the output of a half wave rectifier circuit should we use rms or average current? explain with reason.

1 Answers   Vedanta,

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Hello, I am just preparing my self for a university interview and struck on the 11kv ring main unit system network. I just know that ring main unit has total three breakers, fuses and use to supply a power to any load/ building without any interrupt. But i am not be able to visualize the connections, either Ring main unit getting power from two different power sources? or there is always one feeder in complete ring circuit??? I would be highly thanks full of you help me.

1 Answers  

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what is the diff between mcb and vcb

3 Answers  

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