what is the primary current in 415/415 v when secondry of
dry type transformer is shorted.?

Answer Posted / naresh kinger

First calculate the short circuit current on the secondry
side. It will be = FLC/percentage inpedence X 100.

Now you can calculate primary current using tranformer
ratio.

Is This Answer Correct ?    3 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the most important precaution in any experiment with d.c. Shunt motor?

797


why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

1595


what is sevice settings for mccb?How can be it setted?

1585


What are the conditions for sustained oscillator or what is backhouse criterion?

653


why do we carry out winding resistance test?

1842






I want to know all basics of electrical engineering

1440


why we dont prefer ac voltage controller instead dimmerstat [if both have same rating] for conducting experiments in laboratories?

1698


What is open loop and control loop systems?

699


Define Electrical Insulation and examples of Solid,Liquid and Gaseous insulating materials?

1318


WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT

2695


concept of busbar and load dispatching..?

1930


what are the analog quality input for protection function?what are minimum reqiments?

1415


What is the technical difference between On delay timer and a Star delta timer?

952


How can we calculate cable size in Low voltage & high voltage

1161


When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

1655