Why don't connect earth wire to elcb?if earth fault occur,how will detect it

1 Answers   TATA, Tata Communications, Telecommunications,

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1. transformer design formula ? 2. how to calculate the primary turns and secondry turns ? 3. core types ? 4. how to find the primary current and secondry current ? 5. how to calculate the stacking factor ? 6. range of fulx density ?

2 Answers   Automation, Indian Railways, Mogora Cosmic,

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which of the following is the earliest known literary source of ancient india and indeed of mankind

1 Answers  

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Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

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How to calculate Maximum Demand from Energy meter Reading.

1 Answers   Etisalat,

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what is active power & reactive power?

0 Answers   Avtech, Jindal,

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In vapour absorption refrigeration machine fluids used are

0 Answers   Caterpillar,

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i Have 1000kva 11/.4 kv voltemp make t/f Its a 2 year old. i wants to known how much iron losses & copper loses during no load condition.

2 Answers  

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WHY EXCITATION OF SYNCHRONOUS MACHINE IS DC NOT AC

8 Answers   NTPC,

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What are various modes for Mechanical interlocking of breakers (for both MCCBs & ACBs)

1 Answers  

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What is the drawback of static coefficients?

0 Answers  

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How to calcualte the total number of cells required for particular UPS of some X KVA with 3 and 5 hours back-up?

1 Answers   JLL,

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