what will happen if secondary of potential transformer (220kv/110volt) of any metering core or protection core (cables) of any phase got earthed??

1 Answers  

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What is mean by CT Saturate? how do we calculate?

5 Answers   ABC,

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A two-terminal variable resistor is known as a

1 Answers  

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why don't we use the generator as a motor? and what will happen?

0 Answers  

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WHAT IS LIGHTNING,HOW TO CALCULATE LIGHTNING DESIGN CALCULATION?

2 Answers   L&T,

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15 suspects are rounded by the police and questioned about a bank robbery. Only one of them is guilty. The suspects are made to stand in a line and each person declares that the person next to him on his right is guilty. The rightmost person is not questioned. Which of the following possibilities are true? A. All the suspects are lying. B. The leftmost suspect is guilty. B only

2 Answers   TCS,

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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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Can we manually synchronize two DG sets of same ratings manually without using speed biasing ? If yes then how?

4 Answers  

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wath is this mining of bts

1 Answers   Nokia, TATA,

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how desiel generate sart fail of eb?

0 Answers   OPG, Wipro,

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How short circuit MVA(Fault MVA) in a power system calculated for calculating number of earth plates ?

0 Answers   NA,

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how to design domestic earthing pit and earthing wiring?

1 Answers  

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