why in scott connection of transformers, main transformer is
tapped at 50% and teaser transformer at 86.6%?

Answer Posted / murali

The cause for that is to produce 100℅ of o/p voltage ...I mean √(0.866sqr)+(√0.5sqr) ...

Is This Answer Correct ?    4 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is the difference between ups & inverter

5497


is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

1582


what is mind in cable

1572


Is there any type of starter for DC motor other than two point,Three point and Four point starters?

1653


How can we checked Killo Watts of Motor & Alternator?

1693






why the carbon brushes are broken in srim while the motor runningtime

1245


If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..

1604


What is tan delta & PPM in transformer? and whats its IS value?

1591


What is difference between isolator and circuit breaker?

620


If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021

725


what size steel armoured cable is required to support 1500kva capacity. would 70mm squared be enough or would I need 90 or 120mm squared 3c plus earth

993


In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?

1253


How cable from Kit-Kat to main switch, from starter to motor are designed?

1578


Why the cores of large transformers build up of circular cross section?

1743


How much inductance or resistance require as a starter in series with induction motor of specific capacity(e.g. 5 hp) ? What is formula for it ?

1493