Answer / hihi

open delta system or the v-v connection is used to minimise costs as it is a bank of 2 1-phase transformers can b used for the power supply purpose ..but its poweer output is 57% of the 3 ph transformer .. used wen less load cond so d losses r less ...and wen in fftute load requiremnt increases the 3rd windin is added

what is B , c & d curves in MCB characteristics i e Full Form of B , C & D . sir please give me answer

1 Answers   NCC,

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What is the difference between INVERTER and UPS?

7 Answers  

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Why Closing coli supervision is not required for Circuit breaker.

1 Answers   JSW,

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What is EHT tariff or Power factor Tariff ????

0 Answers   KSEB,

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what parameters are should nessary for control technic dc drive(in rolling mills)?

0 Answers   TATA,

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in which base we defined the conductor is Dog type, Squirrel type, rabbit type, wolf type etc used in transmission line?

3 Answers   Bhel, CIL,

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definition of fault level in powersystems?

4 Answers  

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How the CT and PT ratings are calculated

5 Answers  

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77 In constant power region of 3-phase IM torque-speed characteristics, the torque is proportional to A speed B slip C 1/speed D 1/slip

1 Answers  

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Terminal blocks is used for segregate the connections... There is any principle for terminal block..?

0 Answers  

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What is thef ormula to calculate the rating of a capacitor for a single phase motor

2 Answers  

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draw 3 phase rectifier diagram

0 Answers   Equate,

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