What is mechanical interlock?Explain the uses?

2 Answers   HSL,

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STATE WORKING OF VACCUM CIRCUIT BRAKER?

0 Answers   ABB, BEML,

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While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply

2 Answers  

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how to convert 1 phase power to 3phase power by using induction motor. . . .

1 Answers   BK Anand,

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I WANT TO KNOW LONGFORM OF CT/PT USEDIN POWER PROJECTS OR HT SWITCH YARD.

7 Answers  

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can we use existing delta star with neutral grounded,step down(6.6kV/415V), 3 phase power transformer bi-directionally.

3 Answers   GMR,

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I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

0 Answers  

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what is diffrence between dc motor and dc generator?

3 Answers   HBL Power Systems,

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A 500 V shunt motor runs at its normal speed of 250rpm when the armature current is 200A. The resistance of the armature is 0.12 Ω. Calculate the speed when a resistance is inserted in the field reducing the shunt field to 80% of normal value and the armature current is 100A.

0 Answers   VECL,

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Is it possible to get earth resistance value"zero" Ohm practically??? If yes,which type of earthing???

9 Answers   TATA,

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what are the differenc between vcb and sf6 breakers

7 Answers   Google,

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In which type of circuit short circuit is dangerous in parallel or series and why?

6 Answers  

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