Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.

2103

PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM

2220

Do inductive loads have distorted current waveforms ?

1876

A well system is when , no. of bus bar is less or more. Tell me the concept of it.

1880

what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send

2019

why single phase to grd test in HV cable?why not 2 phase at a time?

2237

How can eliminate noise problem inside temperature controller temp. variation due to contactor chattering problem.

1581

sir, Is their any measuring unit of knoking? please explian?

1845

how does a shunt reactor maintains the bus voltage???

2022

IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?

2347

what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

1941

What type of core material is used for metering C.T and protection C.T???

2015

my bachelors was done with EEE now i got admit in NU with CS as course. how to answer this qns 1) why u choose cs? 2) why u changed from eee to cs

1744

hi....I am from india..i have completed my engineering in electrical and electronics field with 58.4% and my IELTS score is 5.5 bands....Recently i received my I-20 in computer and information science from Troy university in Alabama.On 18th i have a visa interview can u please tell me what type of questions i have to answer ??????

1811

What is the maximum percentage voltage drop (vd%)for a motor control center

1980