what does the transformer connection symbol YNaod1 mean ?

Answer Posted / amir

Y N = HV winding in STAR⭐ connected with NEUTRAL., a=auto transformer with IV winding, oy= open LV winding and STAR connected 1=angle of deviation 1°

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

HOW TO CALCULATE HV CABLE SIZING?

2560


what's the difference between 'shaft power demand' and 'BHP' , when we consider electrical load list.

1081


describe the A.C. Generator Testing procedure

1639


if any house we instaled a 1.5 ton ac and its phase cable of wiring is installed but netrual cable of wiring not instaed. my question is that is neutual of house(for other wiring is capable for ac load or a sepeart neutrual wiring required

1966


need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.

1309






What are the advantages of thermal power plant?

680


what is the difference between unarmoured & Flexible cable? How to identified?

5432


What is meant by system?

651


explain the Trip supervision circuit

1656


explain different types of d.c motors?

710


Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

1745


Y phase plates are used in transmission line??? what is there need???

2433


what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????

1227


if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .

1154


Define newton's law of viscosity.

684