Answer / anurag pattanayak

could be resonance...try skipping the critical speed...

Answer / brdganesh

May be hunting (due to failure of damper winding)

I need a 33/690V Dry type transformer.How to select IP class for this transformer.This will be an outdoor transformer located in a highly polluted environment.

3 Answers  

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what are FM 200 systems? why it is useful for electrical systems ?

3 Answers  

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what is mean by current? and voltage?

4 Answers  

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What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

0 Answers  

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what is humming noise and wha is the reason to develop humming noise in a mv pannel ?

2 Answers   HPL,

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What are the main advantages of generalized error co-efficients?

0 Answers  

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Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

0 Answers   MPSEB,

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how we can set the IDMT relay.

0 Answers   Suzlon,

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What is the main difference between generator and alternator

4 Answers  

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Any website for objective type questions of electrical engineering ?

4 Answers  

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the distance from my office to d.g is aprox 400mtrs and voltage drops ibn my office near about 40 volt what should i do p[ls suggest.

6 Answers  

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What is Nominal voltage?

3 Answers   Bhel, Equate,

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