why capacitor do not switch ON the DG power? (I had checked, capacitor ON in DG power that time current rating was reduced.)1 2160
why is neccessary Tap changing of power transformer with in a certain time1 1922
Why we use mostly circular coil in transformer? not square or rectangular type of coil.4 11353
what is slip?3 3893
1.What is isolators and bus bars?give answer in details2 2306
In Star type and Delta type Motors, If one phase will miss/Break then which phase winding will burn and why?4 3473
How Many safety of Air circuit breaker2 3211
wish of these transformer uses oil?
Define phase cross over?
what is zinc diffusion?
i have faced a problem in ro plant grunfos make bm30type pump it is 22kw pump. We start this pump using siemens 3rw 4423-ibc44, 30kw softstarter but this soft starter will frequently failier so we planed to change dol starter. So pls tell anybudy its possible or not.
how calculate the electrical load for industry and office
In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?
i want some interview related questions with their answers which can help for attend the interviews...
description with working of all parts of a Diesel generator???????
why do we need to use 3c+3e cable, normally i select only 3c+e cable and i think it is enough. pls explain the usefull of 3e cable ( in this project the earthing system is well done)
what are the difference between AC lamp and DC lamp
Explain what is use of lockout relay in ht voltage?
In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.
From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?
Explain Circuit Breaker Trip Characteristics in detail.
2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?