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What are the parameters of water ( Water quality )to be monitored in Centralised HVAC ( water cooler chillers )
Please define ohm’s law for a.c (alternating current)?
When we giving the 3 phase supply to ups system how to coming netural?
what is ATS & RING MAIN UNIT in Distribution System?And its Function.
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,
What is formula calculation size cable wire ?
how we decide the require size is this for a known current at fuu load?
what is upper impedance and lower impedance of a distance relay
Vaccum circuit breaker
tell me about roaster switch .& what is the function in transmission & distribution?
How to test the Secure Elite 440 Multi function meter working condition.
how to maintain frenquncy with syncronising sub-station for distribution
what is the working principle of energy saver control panel. please give the complete calculation & theory.
What is different type of Electrical curve and how it protects the equipment's while up-normal situation?