A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.

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maintenance parameters of sewage treatment plant

1 Answers  

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What is negative sequence over voltage element?

0 Answers   Green T&D,

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what type of euse we should use ? 1- High resistance & low temperature 2- High temperature low resistance

2 Answers  

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what is the stear deltaprinceple?

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actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

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what is the spdt

1 Answers  

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List out the types and name of the motor under their application?

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why in India it is maintained for exactly 50HZ frequency, why it is not that 49Hz,why it is so?

2 Answers  

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can we use ac ameter as dc ameter with ct

1 Answers  

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Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

0 Answers   Hindalco,

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IN 500 KVA TRANSFORMER 11KV/415 VOLTS HOW TO CALCULATE THE HT CABLE SIZE AND LT CABLE SIZE FROM TRANSFORMER TO LT PANNEL. AND HOW MANY MAINSWITCHES OR MCBS WITH RATING ARE TO BE PROVIDED

2 Answers   BSF,

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