In a company has been installed an analog amperemeter, this company was suplied by generator X, there is no problem in the ampere meter, rigth now this company's supplied by generator Y then the pointer in amperemeter vibrating. What happened? Why? Thank's

2 Answers  

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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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Which circuit breaker arc quenching time is low AC or DC breaker?

1 Answers   Deltech,

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Why SF6,VCB,Oil Ckt Breakers are use in HT Side need brief information ?

5 Answers   Shell,

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At which time Synchronous generator act as a Synchronous Condenser?

1 Answers  

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my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

0 Answers  

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what is skin effect

7 Answers   NHPC,

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how to decide cable rating? send me cable size,ampere rating data

2 Answers   Bhel,

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on which power factor synchronous motor run

2 Answers   Bhel,

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What is the normal phase difference between the voltage and the no-load current in a transformer?

0 Answers  

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how ship earthed?

5 Answers   Marico,

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Application wise, where we should use AC motors and where we should DC motors?

1 Answers   Nespak,

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