what is called star connection and delta connection also purpose of this connections?

3 Answers   Siemens,

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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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What is a neutral

4 Answers   Adani Ports, Dr Reddys,

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What is the Working principle of ELCB and RCCB?

1 Answers   Geo Miler, L&T,

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i have 28/32 MVA power transformer with 11/6.6 KC voltage rating and 12%impedance.it have star connection at both side.but it have another thied winding tertiary winding.what is used of this winding. pl tell me

7 Answers  

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How can be decreased the size of transformer?

6 Answers  

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i have a wire.and the current flowing in that.when we cut the wire then why dont we seen the elactrons....

8 Answers   GM General Motors,

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WHAT IS THE FUNCTION OF SHORT CIRCUIT MAINTENANCE CT

0 Answers   KSEB,

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what is a 3 phase power formula ?

5 Answers  

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What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?

0 Answers   JKN Limited,

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Explain Active power,reactive power,how its related to each other , & inductive ,capacitive.

0 Answers  

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what to do with nuetral when Generators are running in parrellel

11 Answers   APTransco,

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