Answer / pillay

There is no formula.A carefully collected sample oil is
tested in a specially designed tester.

Answer / mgalalkhedr

According to the insulation class for the transformer
winding you should select the equevlent oil. avarage
between 30 to 60 KV

How earth fault & earth leakage equvpment are works?

5 Answers  

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What is the difference between Ac curent & DC current

2 Answers   Juniper Networks,

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How do we measure earth fault current in Generator Transformer(20/420kv),Station Transformer(20/11 kv) and Unit Transformers(20/11kv) for our plant system, since these don't have any Neutral earth Fault relay connected to their Neutral Earth? But for Unit Service transformers(11/.433 Kv) we have an Earth Fault Relay connected to its neutral earth.Why is such so?

1 Answers   NTPC,

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Single phase and threephase power calculation

0 Answers  

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what is the difference between 4pole & 6pole DC Motors & give advantage ?

0 Answers  

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sir, iam a electrical engg graduate and i want to go in automation sector and for this i have decided to do industrial training for this,plz suggest me some good institute for the same in delhi,ncr. my degree percentage is 58%, can i get job after doing training, plz help....

0 Answers  

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what are tpes of insulaors& its uses

1 Answers   ABC,

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Why is the air gap between the pole pieces and the armature kept very small?

0 Answers  

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purpose of check value

1 Answers   Seagate,

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12.5 tons a/c is their how much kva generator can recommend to the customer.

0 Answers  

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Hi,Any one has idea regarding the KPTCL Recuirtments for AE'e & JE's for the year of 2009-10???Kindly help in regards..

2 Answers  

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its Kva and Kv are same?

3 Answers  

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