I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

2281

What do you understand by aerodynamics/performance analysis?

1264

225 mm thick RCC slab, how many ton load slab can carry? for example if 33 ton truck loaded with soil, truck having 6 wheels. slab can take load or not? grade of concrete is M35 and slab design Fe500, slab desing one way slab.

3358

What are the procedures in paralleling D/G?

2070

Define drift current in a semiconductor.

1092

What will happen if boiler backfires?

1992

i will applied in 1U-1W on 440 volt primary delta side. what is the result of magtic balance test

1792

we need tech specs of HP fan cap 50,000 m3/Hr, Pressure o.5-0.7 Bar for blast furnace at steel plant

1504

WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)

1840

plz help me i want previous question papers of section engineer rrb electronics send me plz sadiksharif@gmail.com

1758

what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

2128

What is the importance of earthing?

1119

why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?

2069

Is IS 2062 different from ASTM A 36 or both are almost same

19786

An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

1430