how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?
1237Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA
1223iam completed my DEEE in eillm university. can i get the c licence in tamilnadu its possible or not
1 2452why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?
2172What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection
ABB,
2745What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?
3183What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer
ABB,
1717What 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
1646Post New Electrical Engineering Questions
What is s-domain and its significance?
Is there any reason that we get shock on touching phase wire because the earth is at neutral potential? Is there any reason that the earth is at neutral potential because the neutral is earthed in apower station
When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?
operation of protection relay watchdog contact?
How to resolve if Diesel generator stop while running ?
what types of cable used in underground coal mining?
What is a single phase autotransformer?
What is accuracy of a measurement?
difference between a diode and thyristor?
What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?
hello!my name is sheikh iam preparing for indian engineering servieces,please send me the old question papers..to sheikhshaazforjobs@gmail.com
what are the breakdown voltage rating of mini- curcuit'transfarmer!
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 are the application of filter?
I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in
