why we somewhere use ryb
phase sequance, somewhere
use uvw, and somewhere abc??

Answer Posted / sheikh

R.Y.B denoted on the input side of 3 phase circuit
and U.V.W denoted on the load side like goes to motor
terminals etc.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

In AC if the direction of current keeps reversing every half cycle, how does it propogate through the transmission lines?

1641


When color of silica gel will gets change from blue to pink from Top to bottom?

1119


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

1546


Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

2533


Which motor connection is preferable star-delta or delta-star?

625






induction 3 phase motor terminal connection

2051


How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

1404


do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....

1561


What is the power requirement of tamil nadu for one month?

1556


What is domestic transformer? Draw the connection of domestic transformer.

1848


What willbe change in programming when we use 5/3 solenoid inplace of 5/2 in operating of a cylinder?

1604


What is Load sharing of Transformer ?

1546


WHAT IS MEANT BY OVER EXCITATION IN GENERATOR TRANSFORMERS? DESCRIBE IT.

2163


In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

1444


1600 KVA ka transformer hi aghar lt side par 800A aur voltage 420 ho to HT side ki cable ki rating keya ho gi?

1588