Answer Posted / k.sri405

MVA is the apparent power means combination of active and
reactive power. Load means active power so 5 MVA capacity
means we can load this transformer below 5 mw.if there is a
completely resistive load than it may be loaded upto 5 mw
but practically it is not possible.

what are the 4 rules to start the motor?

2123

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

2345

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operation of protection relay watchdog contact?

2411

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How to calculate phase to phase difference ?

2255

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sir please send me iocl written test paper in my e-mail account. i'll be obliged to you........ thank u roshan

2214

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Hello seniors m an engineering student in 3rd yr..i want to know what are the software course in electrical field?i wanted to do certification course but i dont know much about the course?..Regards

2114

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how to failure indution motor insulation & how to improve heat in motor insulation

1888

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in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????

2010

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after how many spot we must chang secondry cable in portable spot welding gun?

1948

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Why phase sequence must be same in any ht motor or generator circuit?if phase sequence doesn't same whatever will be affect on circuit?

2207

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A ii kv 1200 A Breaker combination fixed in a cubicle. How many ampere Fuse is required? If fuse is not using, Why?

1989

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what is the function of Moulded case circuit breaker, why it is called Moulded?

1553

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how can i find ct ratio of meter by seeing name plate of meter and how it should be used in MF calculation if it shows only-/1???

1707

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What is online and offline ups? how does it works?

2163

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Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?

1362

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