Answer Posted / afzal ansari

its true that the power stations include a fixed speed of
rotor(3000 rpm) and fixed no. of poles as producing 50 hz
supply but i think it is fixed due to the conventional
electrical equipments which were using the same supply and
now a days equip.are designed on the basis of that...

What is the difference between rulling span and wind span of of an Over Head Transmission Line?

2292

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i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.

1893

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how to test YNyn0 vector group in transformer?

3843

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Is there possible to Test Transformer for Overfluxing Capability. Or is there any firm who does Overfluxing Test on Transformer?

3072

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i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

1785

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How to decide DO set rating of Transformer?

1631

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what is electrical machines

3630

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Differenciate between circuit wiring and sub main wiring with illustrations

2205

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WHAT IS THE MEANING OG (li = 7 In)

2165

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my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking

1316

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What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

2574

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Is it possible to measure the voltage of a battery from a single terminal?

1698

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WHY MOSTLY Rph IS USED FOR CONTROL CIRCUITS AUX. SUPPLY ?

2471

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Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

1998

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in a simple IDMT relay we use neutral point of ct for earth fault then what is the requirement of neutral ct and cbct?

2144

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