starter used to reduce the starting current of the motor.
and to safe the motor winding in the high starting
current.different type of starter used to the motor. i.e, 3
point starter,4 point starter used to d.c and a.c motors.
Please Help Members By Posting Answers For Below Questions
how does a submersible pump work..?
difference between crane drive and line drive.
In between UPS out going changer over switch and ups
raising main input, both side cable gland producing heat
but the cable doesn't get heat,Why?
TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW
WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND
ROTOR CURRENT IS 346A.
what is the relationship between current&voltage in
practical purpose ?
can we use trip light with bus coupler?
what is lumped and distributed elements?
I have a small system with two motors that are running on
380 vac, 60 hz. These motors are expensive and I usally get
them from Brazil. I am adding another motor to the system,
but I want to purchase a 480 vac, 60 hz motor to use. It
will be on a VFD that is rated fro 380 thru 480. Is this
posible and will I have to use a larger motor and derate it?
How to justify this statement ???
"Capacitors in series provide less capacitance but higher
voltage breakdown rating for the combination"
We have 90mX100m hangar with 16 no.of supporting pillar. It
is required to provide power supply on all pillars. what is
suggested earthing scheme for hangars.
Why we used 690V in ACS 800 drives.Why dont use standard
voltage like 415v or 1.1Kv
Hello to all,
Please someone can send me HPCL ELECTRICAL Engg. Sample
papers to me? Its urjent....my email address is....
What is Fire Panel ?
How it works ?
what will happen if i connect 12 volt battery with 24 volt battery charger.
Why a Permanent Magnet Generator has higher frequency as
compared to frequency of main alternator?