in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)

0 Answers  

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in soft starter system for 375 KW 3 ph induction motor for multi stage vertical pump, two thyristers failed causing shorting of thyrister. the motor winding failed while starting.What is the cause and what is the effect in above case

1 Answers   KPCL,

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can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

0 Answers  

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thyristor controlled APFC panel design parameter?

0 Answers  

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How to calculate the Harmonics losses in terms of cost/unit.

0 Answers  

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what are different type of triping equipmen like MCB,MCCB and their differences

3 Answers   ABB, Schneider, UPPCL,

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How to Calculate Transformer Earthing Electrode Rod Size both Body and neutral Earthing ? Any Standard Formula? Please Suggted

0 Answers   EnPro,

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how we can decide that what value of ht line will come to any commercial building? (ans except According to the building load)

0 Answers  

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A resistance, inductance & capacitance are connected in series between points A & B.The voltage drops across the resistance,inductance&capacitance are found to be 40V,70V&100V respectively. What is the total voltage between between points A&B (Vab)? a)210V b)70V c)50V d)230V

6 Answers  

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Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks

0 Answers  

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Why is the earth pin in a 3-pin plug the longest and the thickest?

10 Answers   IBM,

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How you calculating the current for a 2.5 Sqmm cable. A 30 Hp 3 phase AC motor of power what size of cable is used for this motor.

7 Answers   Siemens,

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