Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Basic motor transformer generator

eCentric Solutions,

953

How to perform a DC resistance test In Alternator and their proceduces?

1063

if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

993

what is difference between KW and KVA

1 1429

how to select rating of HT Panel

920

if we have 320KVA Genset kindly advice how much load we can put it.

1006

For 35 HP motor how much amount of capacitor should be on in kvr to reduce the current bill

1 1549

Why transformer used in UPS??

JLL,

1025

The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

1149

if there are six generators (3 gas CATT, one Jenbacher o1 MW each, and two nos Diesel 01 no 01 mw other 0.65mw EDGs ( say), 3 CAtt gas set have identical pole pitch,01mw EDG and Jenbacher gas Set have different pole pitch, how their power connection can be done to connect a common bus bar during installation. in short, how different pole pitched generators power connection can be done to connect a common busbar system through generators incomer ACBs.

1130

1hp single phase load = howmuch 3 phase load

1048

1.4 What is meant by CT knee point voltage and how would you determine it

1151

If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

918

If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables

ABC,

891

i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

831


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

How much load can be taken for chiller from 1500 kva transformer

859


What will be the current if the resistance total in a series circuit doubles?

687


what are the protecyion of transformer & generators

1458


What is meant by reset level of the relay?

674


what is doubling factor in making current of a breaker?

1553






What are the main significances of root locus?

694


LT cable fault chaecking equipment and to find out the distance at what distence it failure . Name and where it is available?

1662


What is a differential amplifier?

643


what is charger supervision and control supervision?

1514


What are test values for an 63 KVA and 100 Kva Distribution Transformers for the following typical tests 1)Magnetic balance 2)Short circuit test 3)Open Circuit test 4)Vector group confirmation test .please give me the standard values for all the above tests.

2256


We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.

1408


What is the vector group of a transformer,how can it be found out?

1565


Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .

1726


Draw a SLD of HT distribution EB grid up to users Transformer?

5648


how can we make cable shedule for controll wiring ? which details must be required for it.?

1632