Answer / taufic

By using Megger

Answer / jakeer

At Delta from winding ph to ph & to body & in star ph to body
by opening star earth point.

Answer / b soni

we can measured by the Wector group it is star or delta

instead of neutral can we use earth/ground to flow the current in the circuit

2 Answers   Infosys,

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what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

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what happen if one of 3-phase line has a much higher load when we are using delta to star transformer? how we can over-come from that?

2 Answers   Getco,

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how to get more than 1000 ohms between 2 earth pits ?

2 Answers   HCL,

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why commutator are not used in rectification purpose in power electronics?

1 Answers  

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IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED WHEN THE TRANSFORMER IS GENERATION TRANSFOREMR/STEP UP MODE. WHY IS IT SO?

1 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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how can i design a APFCR panel? please explain with example..

1 Answers   Milestone, Reliance Jio,

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what is the maximum genarating in india?

17 Answers  

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what is the need of representing AC power in sinusoidal waveform? why not in square or rectangular etc...

8 Answers   Lanco,

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why transformers are sometimes kept on concrete benches..?

2 Answers  

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mention the earthing system as per BIS?

1 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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