What is meant by reset level of the relay?

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what is IP65 & What is its advantages

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is KVAR (not reverse power) relay necessary to protect from excitor field failure on a brushless, synchroneus generator? Some people with previos experince tell me no but the manufacturers tell me it is designed for that purpose. Is it that it is only necessary for brushless generators and not the older style with the slip rings and brushes?

1 Answers  

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What is the formula that shows relationship between voltage and speed in an induction motor

2 Answers  

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how to calculate the earth mat design in 132 kv substation yard ????

0 Answers   Divis Laboratories, KSEB, SWPL,

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How many types of colling system it trformers?

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hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

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how to use single phase supply for a three phase equipement.

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What is transformer saturation?

1 Answers  

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In our domestic single phase line if you don't have a ground connection (earthing)how will you separately use earth in a specific power supply board.

1 Answers  

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Why air gap in rotating machines should be small?

3 Answers  

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HOW TO CALCULATE EARTHING SIZING?

0 Answers   L&T,

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