what is the advantages of having in-built acvvvf (without
seperate inverter in the control panel)in the drive system
of elevators?
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i need mat lab program to find out the transmission line losses,regulation and losses
WILL SCHNEIDER MAKE ACB(MASTERPACT)TRIP ON REVERSE POWER?
What is the automatic voltage regulator with servomotor?
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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............
formula for incomer breaker size calculation of powerfactor correction unit
what is the form factor of DC?
If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?
what is the CT & PT. where is it uses.what is the using that plese kindly answer me...?
How to calculate cable sizing
how we can calculate the efficiency of a diesel generator ?
what is the name of the oil is used in transformer?
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