Answer / amit goyal

you should check all type of test like Winding
ratio ,Winding resistance,megger value,megnetic balance,
Heat run test,High pressure test, low Pressure test.Air
pressure test,IOVT test,Vector group test, oil BDV test,

Answer / sanjayjssate

The MVA Rating here shows that you require a transformer which converts 11 kv to 66 kv. If you want to buy such a heavy transformer , then the seller will itself provide all the details

WHICH TYPE OF TRANSFORMER IS USED IN POWER TRANSMISSION BASED ON TRANSFORMER CONNECTION ON PRIMARY AND SECONDARY SIDE

3 Answers  

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Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks

0 Answers   Bhel,

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what is is the potential diffrence between two phase ?

3 Answers   Bhel,

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Which loss in DC machine is maximum?

1 Answers   IFFCO,

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i am BSEE student, my project study is to synchronize the generator of an hospital, it have a one 313KVA standby-power diesel gen.,and three 100kva transformer.The generator system is operated manually and no ATS or UPS. one more new building is being build so the transformer will be upgrade to a higher vale. 1)how i can connect the new gen. to the old gen. and to the synchronize panel? 2)what is the new gen. to be buy?(rating, etc.) These is my title: To synchronize the generator system of the ____ Hospital. Anyone have a good title? Thanks.

1 Answers  

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what is the role of energy meter in distribution system ???? technical and non technical losses in distribution system????

1 Answers  

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For the requirement of a furnace of temperature range up to 1200 oC using silicon carbide rods, What is the required rate of transformer needed (please do it with all details)?

0 Answers   Intel,

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why we use the 100% and 95% stator earth fault protection for the synchronus generator ?

0 Answers   Operational Energy Group,

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what is the basic difference between capacitor and condenser ?

17 Answers   ABB, Essar,

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One of our gas turbine generator unit "1st stage rotor ground fault" alarm was occured several times. we tried to measure some voltage vulue ground fault protection relay (UNS3020a made by ABB and we measured the value of: Ground: 0.9VDC 5V: 5.8VDC 24V: 23VDC u+: 300 – 350mVAC Rf1: 17.5mVAC Rf2: 17.6mVAC The unit still running and the alarm was reset. As of 6pm yesterday and unitl now no alarm happened again. I our protection relay was defective?

1 Answers  

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How many turns are there in primary winding? (In Transformer)

0 Answers   Philips,

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A thermistor is a type of

1 Answers  

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