Answer / prasanna kumar

motor running with star-delta starter or DOL will show full
load of the motor unless the motor drawing high currents due
to faults.while coming to the vfd motor may run at high
speed or low speed acc to the requirement.when it was
running with high speed it will draw more current.

Explain UPS

1 Answers   Powerica,

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why lightning arrestor are made in two stack of insulator but why not cvt

0 Answers  

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How silicon gel sucks moisture in the transformer, its have any small exaust fan behind silicon gel.

4 Answers  

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in three phase with neutral connection, what will happen,if the neutral is in open condition with single phase distribution panel ?

2 Answers  

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WILL THE PERCENTAGE IMPEDENCE FOR A ONAN TRANSFORMEER BE THE SAME COMPARED TO ONAF TRANSFORMER OF SAME RATING???

5 Answers  

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What is the technical reason for adopting color coding of three phase system as RYB.

11 Answers   ABB, ERDA,

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what is the earthing condition between earth & neutral.

6 Answers   ABB,

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How to see the inductance in a transmission lines

0 Answers  

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advantages & disadvantages of Lagging and leading power factor .

0 Answers   KMSC,

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plz tell me,ht and lt panel terminals in substations explain beiefly

0 Answers   APCPDCL,

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Can the efficiency of transformer be measured with the help of wattmeter readings taken at primary and secondary side? Support the answer.

2 Answers  

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name the famous power plants present in A.P

1 Answers   Power Grid,

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