Why delta star trformers are used for lighting loads?

0 Answers  

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what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

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i am confused about generator. i have generator of 380 KVA that is 304 KW by that formula KW=KVA*0.8... then by this formula I=KW/V*1.732*0.8 the amperes are 528.673. so that is the load which i put on one phase of generator or this is total 3 phase load on Generator.......

3 Answers   Haliburton,

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What is power factor? How to improve Power factor? draw a circuit diagram showing the connection of power factor improvement equipment to the electrical instillation.

1 Answers  

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how do using transformer 30 deg lag or 30 deg lead

1 Answers  

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what is IMPEDENCE? FORMULE?

6 Answers  

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In a Capacitor the electric charge is stored in:

2 Answers   TELK Transformers And Electricals Kerala Limited,

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What is the actual meaning between the energy conservation and energy saving ?

3 Answers  

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ITI r/tv trade APPLY (J.T.O VACANCEY) ALSO INCLUD AITT ELECTRONIC,WRITEEN XAM DONE 23.03.10 BUT NO RESPONCE WHY ANATHER ID gopal_gh007@rediffmail.com

0 Answers   KBC, wbsedcl,

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WHY SECONDARY OF CT SHOULD NEVER BE KEPT OPEN CIRCUITED?

7 Answers  

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what is main purpose of ignator in halogen lamps.how to identify the failer of ignator in circuit

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What is thyristor?

13 Answers  

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