Answer / tpfasil200

NITROGEN IS INJECTED INTO THE TRANSFORMER TO HELP PREVENT OXIDATION WHICH REDUCES CORROSION AND TO MAINTAIN AN INERT GAS ATMOSPHERE IN THE SPACE ABOVE THE OIL TO KEEP ANY COMBUSTIBLES FROM EXPLODING IN AN OXYGEN RICH ENVIRONMENT.

give me the details of anti pumping relay

2 Answers  

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how synchronous generator can be used as synchronous condenser?

3 Answers   Monnet, Wipro,

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When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

0 Answers  

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how we can calculate power factor without knowing current in 230v 100w load ?

10 Answers  

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Why front mounted CT polarities are always towards breaker?

0 Answers  

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How electrical power is generated by an A.C Generator ?

1 Answers   Hindalco,

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Explain about 3 phase motor fault current calculation with examples?

0 Answers   QTC,

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3 shows a 415 V, 3-phase generator supplying a 3-phase 415/110 V transformer. Draw the individual and combined impedance diagrams to a base of 10 kVA. Determine the system fault kVA and the fault currents at the 415 V and 110 V busbars for short circuit faults on the transformer input or output terminals. Work in p.u. values of impedances.

0 Answers  

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what is formula to cal cute earth pit numbers and size of earth strip used in earthing?

0 Answers  

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Why an ac systems are preferred over dc systems?

0 Answers  

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Full form of bdv test?

2 Answers   Hi Tech Transpower,

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What is installed in PAC that is control the humidity

0 Answers   Sodexo,

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