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

1214

we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

1877

What is the formulae of Megger value for a A.C.Motor

2828

what is the star delta connetion and how can do it a three phase motor with control witing with picture

2230

Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

3581

Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

2019

What is A check, B check, C Check & D check for a diesel Generat

2083

what is difference between elr and R eartl realy.

2598

What is the name of transformers oil filteration equipment?

2043

we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input

2072

If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

2037

How to decide and select the different earthing wire size for the different types of earthing

2226

pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..

2006

why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

2602

what is the maximim current drawn by 1 phase and three phase welding machine

1822