why humming sound occured in HT transmission lines.

9 Answers   GE,

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Dear Respected sir how to test ABB REX521 protection relay by relay tester.

0 Answers  

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3 phase induction motor rotor field rotate at synchronous speed w.r.t ?

3 Answers  

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explain different types of d.c motors?

0 Answers  

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Whta is WT in a transformer, specify its function.

4 Answers  

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Will an earth leakage trip be activated if the component or wiring is faulty on low voltage equipment.Example An electrical Cat Scarer placed in the garden and water gets into the wiring.

0 Answers  

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hi friends can u tell me name of the sites where i can get animation of electrical machines......

1 Answers  

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to calculate voltage drop of cable which current we consider that means full load current or panel size?

2 Answers  

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what will be the effect of leading power factor on turbogenerator (and system) that is running parallel with other TG.

1 Answers  

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During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.

0 Answers  

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how much amps will get from a 360/11kv line

2 Answers  

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What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

0 Answers  

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