Answer Posted / sachin

HT means high tenson it carrys <=880 watr
LT means low tenson it carry >880 watt

what is Fault level? why it is calculated? how will u decide same for our plant?

2119

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Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?

2082

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how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

2256

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Application Comparison between 22KV (UE)and 33KV (E) system. Are we allowed to use 33KV (E) cable in lieu of 22KV (UE) cable. What are the technical disadvantages.

2869

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transformer spections :: input voltage 0-110-230v; output volage 0-10-12-14v; amp=3A using CRNO CORE, capcaity=50VA primary turns = ? ; secondry turns =?

2146

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any application of back emf

2182

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What about electrical Units. discrive in detail

2151

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For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

2380

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how to select the double earth conductor if 21A full load?

2109

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my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.

2114

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11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1987

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How to determine alternating current frequency?

1199

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nwhat are the main Components of servo motor?

2130

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what is harmonics? what are the factors it will depend upon

2081

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Define peak overshoot.

1319

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