1.why are not using acb 33kv ht side? is there any problem 2.what is difference between acb,vcb,sf6 breackers? 3.what is the function of invertor and convertor in ups?

0 Answers   L&T,

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Distinguish between neutral earthing and equipment earthing?

7 Answers  

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what is RMU ?

26 Answers   MacLellan, Shalaka Infra Tech,

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how step up transformer step up the voltage and what is the reason behind it?

3 Answers  

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List out the different frequency domain specifications?

0 Answers  

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What is cp system and why is it required.?

1 Answers   Essar,

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An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another

0 Answers  

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what is anti-pumping relay and the significance of it in a switcgear cb control system?

1 Answers  

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Can run 11KV(5MW) slip ring motor by appling 415V? if Yes and what are the processors?

2 Answers  

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what is the maximum demand how it is defined

1 Answers  

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WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES?

6 Answers  

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How can claculate to attain the desired PF in the line ( HOW Much KVAR is required ) Pls Give the formula? Equate Petrochemical 0 1 how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec. 0 1 What will happened. if we feed 3phase supplay to the stater with out insert the rotor. How much current will flow through the stater winnding? Equate Petrochemical 0 1 What is required of exietation to the alternater. 0 1 why star point of HT motor not earthed? Equate Petrochemical 0 1 Why we are getting low voltage in star connection? Equate Petrochemical 0 2 What's ND relay & it's functions? Equate Petrochemical 0 2 How instantanious short circuit current is calculated? its formula? Equate Petrochemical 0 2 What is servo Motor? What's the advantages of this motor over Induction motor? Equate Petrochemical 0 2 What is core CT & it's function? Equate Petrochemical 0 3 what is meant by star/delta voltages as 440/220 in a 3 phase induction motor, and why it should be connected on STAR IN 3 PHASE SUPPLY L & T 0 4 What is required of exietation to the alternater. KNB 1 23 what is the design voltage for 6.6KV 2000 KVAR HT capacitor? Consultancy 0 3 Pls explain about vfd control?Where it is used, Give some example? siemens 1 22 Please explain me abt PQ diagaram in the power sector. 0 9

0 Answers  

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