If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables

0 Answers   ABC,

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why AC signals are represented by sinusoidal waveform?WHY other waveforms not used for representation

0 Answers  

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What is the name of the winding from which the supply is taken for load connections?

0 Answers  

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what is brushless generator.How does work it..??

3 Answers   NTPC,

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This is reqd for a 1MW Solar power plant..We have 2DC outputs from the solar panels Connected to 2INVERTOR panels.. Output from invertor is 3ph,280v,500kva,50hz.These are connected to individual ACB.This has to be stepped up to 11KV ,1250KVA SYSTEM.Now can I use (1) one more ACBTO GIVE A COMBINED OUTPUT OF 1000KVA,280V & STEP UP THE OUTPUT BY USING a single two winding 3 ph transformer 11kv/1250kva. or (2)use the two outputs and connect to one three winding transformer of above rating..Pls suggestwith details.

0 Answers  

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what is star&delta connections?

5 Answers  

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what is the purpose of checking IR and Megger values in motor windings?

5 Answers  

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what is meant by real power,active power,reactive power & apprent power ?please explain it?

3 Answers  

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in dc transmission the frequency pi is zero, then how it will transmit communication signal?

1 Answers  

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a transformer runs by electro-induction principle like all motors.then why dosen't it rotate just like any other motor

2 Answers  

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What will Happened if the polarity of CT is changed?

13 Answers  

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Why current flows in nutral? As per theory there should be no current in 3 ph explain.

11 Answers   Bhel,

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