only three phases are coming in step down tranformers.how
to get neutral?

Answer Posted / selvan

Mostly in consumer side delta-star transformer is used.the
star point of the transformer is neutral point.

Is This Answer Correct ?    11 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.

1659


Hello sir i m student of gtu .what is idp.

1755


How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

1556


What is the function of retrip in busbar?

1086


how to operate and maintenance of 1500 kva diesel generator set

1352






What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?

1385


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?

1693


(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

1678


If Neutral Grounding Resistor (GR) failed/shorted. Is it repairable.

1157


How to test IR testing & magnetic balance test

1496


Can you explain about Restricited earth fault protection scheme

1412


we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

5576


How to know the Max. current caring capacity of the cable by its size ?

1183


state basic meaning of 'INDUSTIAL AUTOMATION'?

1374


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

1695