Answer / venkat

PF 0.8

Answer / ssreenu207

Operating power factor of UPS depends on load which is
connected to the UPS and there is perticular operating
power factor of UPS.

Answer / biswa.biswa2010

we know that of power factor is the voltage in current
difference is the angle this angle is leading the current
and voltage is called of power factor.

HOW TO SIZE THE TRANSFORMER OR WHAT ARE THE STEPS INVOLVED IN FINDING THE SIZE OF THE TRANSFORMER FOR GIVEN LOAD SAY 2000KW ?

1 Answers  

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Why most of analog o/p devices having o/p range 4 to 20 mA and not 0 to 20 mA ?

2 Answers  

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Why saturation region slowly shifted in the left side?

0 Answers  

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can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

0 Answers  

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I want to know the currect formula for industrial lighting lux caluculation & light fittings selection

2 Answers   MRF,

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what is the deference between watt and KVA

3 Answers   IAF,

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what is the difference between brush & brushless dc motor explain its operation ?

1 Answers  

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can any one explain about when EB supply failed then how the load will transfer onto DG's step by step.

1 Answers  

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what is the difference between Ith & Iu rating in MCCB. Particularly on SACE ABB Circuit Breaker?

2 Answers   Siemens,

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why should small green grass ans small plant should not be there inside the transformer Yard in the factories

0 Answers   Riddhi Siddhi,

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While elctrical load on DG,capacitor banks kept off why so? If capacitor banks on is their any effect DG?

4 Answers   IL&FS Infrastructure Leasing Financial Services,

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I want Primary side delta and Sec side Star connection transformer . but i have received Star - Star transformer ,shall i use the same transformer by giving the only 3 ph on Primary side without Neutral connection on the Starpoint.

5 Answers  

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