what is the max working temperature of an oil filled transformer say of about 1500kva.3 10783
oil sample dielectric test gives the insulation rupture voltage at 26 kv. is this transformer safe to be operated . The working voltage is 11 kv2 2778
We have one 500KVA transformer. We have tested REF relay and commissioned. After one and half year, due to some ground fault in one of the DB circuit Transformer tripped by REF relay. What will be cause and remedy. Please advise?1 3895
formula for incomer breaker size calculation of powerfactor correction unit3 15003
lightning current is ac or dc..?????7 5842
HARMONICS ARE ALWAYS IN INTEGER LIKE 2ND OR 3RD HARMONICS,NOT IN FRACTION LIKE 0.5 HARMONICS.....????????2 2725
what is resonance in electrical circuit and its effect? where we get high resonance and low resonance?1 1839
what is the formula for efficiency of francis turbine and generator for hydropower? what is best way to select francis turbine and generator?
what is reactive power (MVAR) and how it is control? how it is generate in powerplant?1 13765
how to maintain standard votage in power system?5 4240
What is auto reclose system in Circuit breakers??4 17621
what is the general Classification of Generators2 11155
E.B sending end to receiving end 33kv ug cable laid 8Km,receiving end to ss1,ss2,ss3,ss4 all are Approx 800 Mtr,can go for 33KV to 430V or 33kv to 11kv in receiving end and 11kv to 430 near ss ,which one is good for technically and economically.
Graphs of measuring power and speed on dc motor
which of the following elements is not present in stainless steel
How to calculate Grid rotor resistance(GRR) losses in slip ring induction motor?
Write down the design procedure of commutaj.
How to calculate multiplication factor in kva example 500kva ans pls ?
HOW TO CALCULATE EARTHING SIZING?
Dear sir my name Ankit i m Diploma holder present working in Welspun Corp ltd Anjar as Asst.engg (salary 14400/month ctc) i Would like to change my company also i have selected in ford India pvt ltd Sanand as trainee Tech with salary 12000/month so please suggest me for changing my job hope for *ve response
formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?
errection check list for transformer maintenance
do you have some of interview Questions in power and genrator section in general whith answers
I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?
What happened ,If 3 phase clearance not maintained in 33KV Line,11KV LIne etc?
Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?
How to calculate approximate load loss of a distribution transformer by knowing %ge imp of transformer?
Can we put 3 layers of cable tray while installing tray