How to test the Secure Elite 440 Multi function meter working condition.

0 Answers   Sadanand Constructions,

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how to find the starting current of the motor?

1 Answers   BOC,

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What are the no-load losses for the 11000/415V transformer with the following rated capacity? 1.1500 kVA 2. 2000 kVA 3. 2500 kVA 4. 3000 kVA

0 Answers  

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Why slip-ring and brushes are not required in squirrel cage induction motor?

4 Answers   L&T,

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What is the use of conservater, bucchos relay, breather in a transformer?

8 Answers   Bosch, Wipro, Zadco,

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difference b/w series&parallel

4 Answers   ABB,

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suppose there is afault in transmission line connected to a generating station, then what r the adjustments u will take to without loss of synchronism?????

2 Answers   NTPC,

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We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's

0 Answers  

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We know that primary transmission is done to reduce current so that i^2*r loss could be minimised but according to ohm's law v is directly proportional to i,which indirectly means higher potential difference means larger current?so how the current is minimised in high power transmission line??

2 Answers  

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On a 10 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 65 AH). What Shall be the current rating of DC MCB ?

6 Answers   RR, TNEB Tamil Nadu Electricity Board,

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what is the difference between relay and a contactor.

5 Answers   Siemens,

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WHAT IS THE COOLANTS IN TRANSFORMER?

7 Answers   Bhel,

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