Answer Posted / anuya

Basic & most important factor is transformer capacity which
can be derived by calculating all connected loads at
downstream. It will give the KVA rating.
Primary-secondary voltage ratio & vector group.
Environmental conditions like temp, etc. Application
Indoor/outdoor.
Cooling type requirement will deside the Xmer will be Oil
cooled or dry type unit.
Impedance of the Xmer.
Load type.

when qty of cable being purchased is not sufficient according to the standard,what should the inspector do to ensure its quality according to the standard?

2078

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i wasted one year for the job after completed my btech what can i say about 1year time in interview

2113

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The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is

1850

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what's producer of XLPE cable laying in undergroung

2128

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What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?

2532

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If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?

1155

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2317

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How you give clearance to a spare feeder.

1698

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what is the difference between gas group b and gas group c electrical equipment construction wise?

1870

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if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm

2252

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Why mostly the HV side of transformer has Delta?

3220

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working principle of oil startar

1896

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8085

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1660

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Why we find the sensitivity for the CT's to check?

1866

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