Answer / venkata ramana

Three phase supply produce rotating magnetic field so three
motors are self starting so not required capacitors in three
phase motors.

Why we use the D-curve MCBs in critical power distrubution.

4 Answers   Sodexo,

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What would be the size of wire used for 2 Ton of window A.C?

0 Answers  

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how to calculate the over current rating of 3phase motor

2 Answers  

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What is the difference between ground and neutral ?

2 Answers   TCS,

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difference between the applicability of nortons and thevenin theorem

0 Answers  

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i am confused about generator. i have generator of 380 KVA that is 304 KW by that formula KW=KVA*0.8... then by this formula I=KW/V*1.732*0.8 the amperes are 528.673. so that is the load which i put on one phase of generator or this is total 3 phase load on Generator.......

3 Answers   Haliburton,

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what is current

5 Answers  

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is it possible to give the total load from the supply generator's maximum in practical?

2 Answers  

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What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?

0 Answers   Haldia,

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UPS battery Back time = no.of Batteries * Ah of the Battery / output KVA * 130 ? what is the 130 means ? can any one help? because all are using this formula how its came 130?

2 Answers  

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explain why reduced voltage starters are required for large tree phase inudction motor

2 Answers  

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Can someone explain how does an IDMT relay works.

1 Answers   AFM,

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