Answer Posted / nagarjun

Apply 1.732*v*i*cospi.. We hv to know Wt the supply voltage is..

What is the difference between vector surge relay (78) and Pole slip relay (98G)

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How energy is generated in hydroelectric power plant?

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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?

1938

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Pl. brief about break-down maintenance of machine tool.

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What are the section criteria for cables. Now everywhere XLPE power cable is used or PVC is also used?.

1715

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In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

861

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best manufacturer for busbar for outdoor switchyard having double bus bar scheme, can any one share technical specification of busbar. 132kv voltage ?

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What is the working principle of MIG welding? and its out put Voltage?

3398

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What happen to generator if i have unbalanced load?

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grr resistance & contrator malt continuous

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WHAT IS SHORT CIRCUIT STRENGTH OF 100 AMPS MCCB?

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what is the differance between HT motors And LT MOTORS.

2040

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for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?

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what is the difference between electrical and electronic choke?

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The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is

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