Tell me the reason of connecting domestic t/f primary in star or delta,and also secondary side.

0 Answers  

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Describe the test procedure to determine the vector group

0 Answers   MPSEB,

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why does spark appears when we swith on the light

1 Answers  

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what is the grounding Calculation formula? spouse i want to provide grounding to 3phase 18kw motor or i want to provide ground to 3phase 10kva dry type transformere or you give me any exemple...... Thanks.

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what is S.T?specify the range?

2 Answers  

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what are the interview question asked in wind mill about electrical

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How will A Medium voltage circuit breaker(11 kV voltage level) operate under short circuit fault condition whether It is having short circuit release like Low voltage circuit breaker or relay should be given?

0 Answers  

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wwht is wave trap used in ht line

4 Answers  

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Hi My dear all Friends, There is a question regarding HVAC Engineering and widely used in Power Projects. Question- What is the diffrence Between REF, SEF and Differential Protection....???? Where REF - Restricted Earth Fault SEF - Senstive Earth Fault.

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What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?

0 Answers   K-Electric Limited,

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What are thermo couple cables and where they are used.

2 Answers  

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what is the meaning of x,m,k in the relays?

0 Answers   ITC Infotech,

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