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how to put cable sizing and cable glands size for respective cable & Cable Lug size in a DB sectors???
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,
How much ph is maintained of water electrolyte which is used in LRS for 1200 kw slipring induction motor ?
For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?
What is open delta Xformer? It's adavntages & Use?
what is the function of anti pumping relays? what is KVAR? How it is generated in alternator? What is 3rd Harmonics? What is IDMT relay?
Factory acceptance test. FAT. For 132 kv transmisstion towers what is that meaning and what are the tests commonly companies perform now days.
what maximum range of star & delta in hp or kw ?
specify the inbuilt protections in DG
Apparent power is expressed as V * I(Conjugate). Why not in V * I ?
How capacitor improves pf
What is difference between slip rings and carbon burushes?
how to check avr of dg set of 125kva
i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?
what is the difference between linear choke and suction choke?
