Answer / anjaney

IT is a method to confirm dielectric condition of medium
voltage cable.
terminal is earthed to determine earth resistance

Answer / raul

tan delta testing is done to measure the dielectric
strength of the insulation.........n to determine whether
the insulation is in healthy condition or not.

Answer / shashank vyas

tan delta testing is done to measure the dielectric
strength of the insulation.........n to determine whether
the insulation is in healthy condition or not.
if the new value matches with old one ,than insulation is in
healthy condition
generally value of tan delta is .007

Answer / ravindrareddy

plat earthing good earthing

i installed 100kva ups. what KVA genset they should provid in input side? plz any update formula or ans with reason.

0 Answers  

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How feedback transformer works to feedback power in Slip Power Recovery System

2 Answers  

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Define the overload capacity of the motor?

0 Answers  

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In Power cable specification what is U0/U and Um.

0 Answers  

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

1 Answers  

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wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

0 Answers   FLS,

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1.what to do if ferquency of any power system continue to decrease ?

5 Answers   NTPC,

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why capacitor bank is not used in generator power

7 Answers   Caterpillar,

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why generator one end side star neutral point given? if this point not given what happen?

1 Answers  

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why earthing is not required on transformer prymary winding side ???

13 Answers   Genpact,

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Why a Transformer Noise during its running condition ??

11 Answers   NTPC, UPPCL,

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what are effects of harmonics in the three phase a.c power system ?

2 Answers   AIIMS,

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