Answer / raju jeyaprakash

LT current = HT Voltage x HT Current/LT Voltage

Answer / guna

consider T/F rating is 630 KVA

Formula for LT side current(I) = P/1.732*system voltage on LT
side , here P nothing but Load i.e 630 KVA

Differance between power circuit and control circuit

3 Answers  

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my UPS is 600VA with 0.6 p.f and i use it for my computer which has 450W power supply unit, a monitor of 633nW and speakers. Can any one explain this.. because the output of UPS should be 360W (<450W)

2 Answers  

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What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?

0 Answers  

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what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?

1 Answers  

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Importance of fault current in power transformers and how to monitor the same? How is it different from winding temperature?

0 Answers   Impulse,

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why in isolation transformer we dont get any shok?

2 Answers  

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whats was the problem if neutral and earth got 2volt from the ups output

1 Answers  

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Explain Energy and Power signals?

0 Answers   UOG,

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what is megar healthy value for ht &lt cables

2 Answers  

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If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?

0 Answers  

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my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

0 Answers  

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Is it possible to power factor more than unity?

9 Answers   BEL,

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