If VFD is On but no starting commond on it. so how many outpout voltages of VFD
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what is the effect of power factor on DG supply,i mean to say what will the effect if we add capactors on dg supply.
Which theory is used in the analysis of salient pole rotor synchronous machines? Who is credited for this developement? Could the same theory be used for cylindrical rotor synchronous machines?
List examples of current sources?
What is grid collapse? what is the reason for it?
how can we measure rotor current of a 3phase wound rotor induction motor connected to liquid resistance starter
What is Instantaneous Earth fault relay,how will work
In alternator generally we give DC voltage to field of alternator but field (excitor)produce Ac & converts into DC by rotating rectifier(RR ) then fed to rotor .my question is why we cannot give dc voltage directly to rotor instead of Excitor & RR ?
Why are some relay circuts designed to have the ct current flow through the neutral instead of the phase wire, such as in some diff relays?
WHAT IS LINE TRAP,HOW IS IT FUNCTION?
what is difference between di electric and insulator?
how to identify vector group of three phase transformer by voltage method?
when we connect a CT in the line will there be any loses in the line due to the mutual inductance of the CT.