How the neutral earthing is connected in DG alternator
Answer Posted / ashwini
resistance earthing
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is the most essential condition for the voltage build up for a d.c. Shunt generator?
A 50Hz,4-pole,3-phase,star-connected synchronous motor has a synchronous reactance of 12ohmsper phase and negligible armature resistances.the excitation is such as to give an open-circuit voltage of 13.2kilovolt.the motor is connected to 115kilovolt, 50hertz supplying. what maximum load can be the motor torque,line current and power factor?
Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.
DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.
What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
What is the difference between AC and DC injection methods for rotor earth fault protection
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?
i want to apper for apgenco or aptransco or related can any one sugest me where can i get previous papers of thouse exams
in parallel operation of power transformer why the distance between power transformer and capacitor bank feeder is necessary to know
How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?
In power transmission using open belts or horizontal shafts it is preferable to have the slack side of the belt on the top because
any one guide me to reduce the power factor of diesel Generator from 0.97 Leg to 0.8 Leg.with out any change in my load.
How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?
What are the classifications of oscillators?