How the surge voltage can be arrested in electronic devices

1 Answers  

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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 difference between indoor package substation and outdoor

3 Answers  

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what is active power and rective power and power factor

1 Answers  

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HOW TO CALCULATE EARTHING SIZING?

0 Answers   L&T,

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What is different between MCB & MCC & isolator switch

1 Answers   Standard Chartered,

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difference between torque mode and speed mode

4 Answers   JSW,

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selection of conductor in different voltage?

1 Answers   TATA,

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What do you mean by phasors?

0 Answers  

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What is the different between digital phase converter and ordinary phase converter?

0 Answers  

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which sub is most horrible in four yr degree

2 Answers  

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1.what is electricity 2.what is electronice 3.how many modules 4.five electrical component with symbol 5.five electronice componene with symbol 6.how convert 220v.A/C to 24v/DC 7.220V.WAIRING DIAGRAM OF AMMETER/VOLTMETER/OHMMETEER

1 Answers   Hatsun,

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