What is P.F? Formula for calculating PF in HT side?1 5860
Which level of the Transformer oil got dielectric strengh? And why?
formula for cable size calculation for current?10 35654
sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....961
i want design of D.C.MOTOR 1HP 960RPM AND 2HP 960RPM ITS URRGENT
how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you
What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current
In our factory so many iron pillors are exists for supporting the shed/Hangar. If do more no of earthings at one piller instead of doing more earth pits in many locations and running earth strip around the hanger, I can save the money. Please suggest this method is acceptable as per Is specifications though the Earth resitance of the farthest piller is with in the limits as per IS specifications.
i m electrical diploma holder i want to do plc $ Scada some body tell me which insitute is best for me near chandigarh
what is protection class current transformer.
how to calculate maximum current
Why power factor should not be in leading (capacitive) mode of any load.
How to design pavement quality concrete by using C.R.C.P Method
how can check the resistance of battery contact?
what will happen if dc is supplied in acb or mccb or other circuit breakers?
In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?
A 400KVA transformer has 400 Hz frequency. If the frequency is changed to 50 Hz, then what will be the new KVA rating?
explain comutator action in detail.thanks
How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?