Answer / s.k.

For power TR's : 15,20,30,45,75 MVA , they have 21 taps
then the 2dry wdg. should meets the required kV
so , when the tap at the lower step( tap 1), it results the
lower kV at 2dry.

How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.

0 Answers  

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generally on the roadside v hav 11kv line which is being step down to 440v line to line....so any1 can tell me which type of transformer they r using whether it is star to delta,delta to star etc...???

9 Answers   Core Solutions,

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whenever a squirrel or a crow gets tangled near the out put of the feild transformer there is a discharge of 440 volts of current through the neutral due to which my appliances blow up causing a huge bang.will the RCCB help in these conditions

1 Answers  

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how to calculate the megger values for motor, cables and transformers?

2 Answers   ITC Infotech,

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How many watts required for single phase power supply?

4 Answers  

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How to know the Max. current caring capacity of the cable by its size ?

0 Answers   SFPL,

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A separately excited dc motor having 2 ohm armature resistsance draws a current of 10A and torque developed is 20 Nm under rated field condtion. the speed of the motor under the rated field condtion , when it is connected to a 100V DC source and delivering 10Nm torque....

2 Answers   DRDO,

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please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com

0 Answers  

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why compound generator is used in generating station?

2 Answers  

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How many Cylinders are there in Diesel Generator?

4 Answers  

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Please mention available current rating for MCB,RCCB,MCCB in the market or any website

1 Answers   ETCO,

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which plant has high load factor

10 Answers   APTransco,

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