What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.

0 Answers  

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how megger step up the DC voltage

1 Answers   Voltech,

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Upto what extent, the lagging power factor can be improved with the help of capacitors?

6 Answers  

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they conducted technica for 1 hour..i also managed..they selected 5 boys and only one girl,myself got wait listed.whether they would call or not

2 Answers   MAHINDRA,

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WHAT WILL BE THE SPEED OF MOTOR IF NO.OF POLES ON STATOR ARE NOT EQUAL TO NO. OF POLES ON ROTOR.???

4 Answers  

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What is Torque Vector Control in VVVF Drives?

6 Answers   PEL, Schneider,

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What is the difference between Derived earth Fault and measured earth fault.How it works.

1 Answers  

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1. what is the power factor of a purely inductive load? 2. Which type of transformer connection is preferred in case of power supply transformers? 3. In power transformer usually which winding is closer to the core? 4. what will happen to the generated emf if the no. of poles of an alternator is increased?

5 Answers  

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I have 2 Nos of 2500kVA 33/0.415V cast resin transformers. How to decide on ampere rating of HT Panel? Also advise me how many panel RMG i have to consider whether 4 panel ok?

1 Answers  

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what is difference between short ckt and overload?

6 Answers   Siemens,

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How a capacitor discharge weld power supply works? what is the use of a pulse transformer?

0 Answers  

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What kind of test is conducted commonly for generator? And explain briefly

1 Answers   MAHINDRA,

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