Answer / ahmed

3phase 3wire with out nutral
3phase 4wire with nutral

Answer / mohammed mushtaq

3phase 3wire meter employ 2 watt meter method while 3phase 4wiretmeter employ 3watt meter method to measure energy

Where we give genset o/p in home & industrial applications ?

1 Answers  

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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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How to design grid earthing

1 Answers  

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Explain role of Buckolz Relay in Transformer ?

7 Answers  

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Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

4 Answers   Essar,

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what is ht breaker

8 Answers  

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What is load boxes ?

0 Answers   AMIE, PEPL,

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by what factor the starting current is used when comparing star and delta connection for motor starting?

0 Answers  

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diameter of cable and core is doubled then the value of capacitance is

0 Answers  

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what are the basic insulation levels & what its Unit

0 Answers  

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What will happened. if we feed 3phase supplay to the stater with out insert the rotor. How much current will flow through the stater winnding?

2 Answers  

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what is meant by VDC ?where its applicable ?

2 Answers  

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