Answer / amar dev

mim 0.1om

Answer / okon, james nsa

for LV 0.5, MV 1-5ohm

Answer / ferozuddin

minimum ohmic value will be even lees than 1 ohm which must
be calibrited during earthing.maximum value will be up to
10 ohms for example lightining protection system earthing

Answer / raj

Min less than .5 and Max 1

Answer / vinothbabu.k

min-0.1 ohms
max-0.5 ohms

What is Annunciation?

0 Answers   Solare,

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To determine the Healthiness of Insulation we will be performing Dielectric tests i.e Insulation Resistance test, Partial Discharge test,Switching Impulse, Lightning impulse, Tan Delta test ...etc why we required to perform this many test, why cant we do only one test. for Transformer, CT's

1 Answers  

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11 kv metering is done in my factory.Meter show PF 1.000 but kvarh lag&lead show 24&94 respectively & Avg.PF is .956 .? is what i do for inproove my PF to 1.000

3 Answers  

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how to check a transformer insulation?

3 Answers   Kirloskar, Kirloskar Chillers,

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Residual voltage & residual current used in which protection?

5 Answers   Qatar Gas, Reliance, Transformers and Electricals,

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What will happen if 33 kv is given to a 11/0.415 kv Distribution transformer?

2 Answers   SECL,

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What is q factor?

0 Answers  

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In a generator (Synchronous) does the rotor speed (frequency) corresponds to the speed of the water (in hydro). does the torque on the turbine relate to the flow of water?

2 Answers  

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what is ALF and ISF in current transformer?

1 Answers  

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hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites

0 Answers  

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what happens if we connect two parallel ideal voltage sources across resistor?what is current flowing through resistor?

2 Answers  

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What is the main use of rotary phase converter ?

0 Answers  

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