Answer Posted / neelakandan

earth pit value is not constant it's very from soil and
it's value less than unity

1.WHAT IS A SMART CAPABLE DB ( DISTRIBUTION BOX) ? 2. HOW TO DECIDE THE TYPE OF DB TO BE USED ( RECESSED/ PLUG TYPE/ SMART ETC ETC? 3. WHAT IS MILLENEUM BUS BAR USED IN DB? 4.DIFFERENTIATE MCCB AND MCB.

1892

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How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?

2556

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what are factors comes under relay setting (distance relay 7sa52) under OPEN DELTA VTs connection??

2598

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what are the parameters plays a major role in Potential transformer Burden calculation??

2268

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sir i had plane to do some project with the base of hopkinson test in AC supply its possible

1914

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234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

2088

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How grounding is different than earthings?

1225

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Draw a SLD of HT distribution EB grid up to users Transformer?

6245

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what is PID control in VFD drives?

2066

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Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

3183

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What are dcs and plc?

1151

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Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

2074

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Transmission through a short line depends on

2311

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Batteries. What is the difference between Lead and Nickel batteries ?

2254

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what is magnetizing current test in power transformer

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