Answer / ashish kumar tripathi

For parallel operation of transformer to take same polarity.

in trains i have seen the terminal which is connected at the top of the train is positive .where is negative ? track? i dont think so

9 Answers  

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what is the different between RCCB & ELCB

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Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA

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I want to measure resistance between Neutro and earth conductor for 3 phase Transformer what should i do

1 Answers  

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how nautral is provided for return path is 3 phase induction motor

0 Answers   SNGPL,

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installation of subsatation of33kv

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What is the secondry voltage of 420kV Current Transformer , the rated current is 2600A

6 Answers  

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What is boucholz relay and the significance of it in to the trformer?

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my N-P 230 VAC at 3 wires but i haven't any voltages at phase to phase whither my supply is 3 phase, why i haven't received these line to line voltages ?

2 Answers  

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what is the pperating squvance in transmission line for circuit braker, isolater & earthing switch.

2 Answers  

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What happens when reactive power enters a system?

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How much allowable difference current between on three phases Dear sir, We have a 1870 KW HT motor, 11 Kv supply,FLA-120A,2870 rpm,2-pole squirrel cage induction Motor.And stator is connected in star connection with Liquid resistance stater to limit the starting current.It has coupled with Centrifugal air compressor.My question is it is loading 73% of FLA taking R-phase 86.7 A, Y-phase-85.4A,B-phase- 78.3A.why the B phase current is that much of difference.Is it allowable, or any one tell me how much allowable current.If any method to calculate.

1 Answers  

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