Answer Posted / sheikh
Do you means over & under current protection relay and under
, over voltage relay . if yes then symplestic matter where
is need of over and under vol,protection and where is under
and over current protection.
| Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
what is the function of statics switch in ups and tell me parts
I need the list of Universities who have summer intake for BS degree in Electrical Engineering.?
i have 3500 amp load and select current transformer and perches.how i calculate .please understand
what is the vvvf in the dumbwaiter?? or lift. what is the actual process?/
How do I calculate/select Droop CT ratio for various capacity of generators?
Difference between Earthing Truck & Earthing trolly for HT panel
What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?
Air refrigeration cycle works on the
How to calculate flow of water delivered by pump when pressure & size of pipe line is given
What are the advantages of nichols chart?
how to calculate the tarriff for an industry whose kva demand is 10 mva
What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?
What are the basic component of a cro?
3 shows a 415 V, 3-phase generator supplying a 3-phase 415/110 V transformer. Draw the individual and combined impedance diagrams to a base of 10 kVA. Determine the system fault kVA and the fault currents at the 415 V and 110 V busbars for short circuit faults on the transformer input or output terminals. Work in p.u. values of impedances.
how many single tension hardware are required on a double circuit transmission tower?