A 200 KVA UPS's load current is 70 A. We want to provide a
Generator back up. What capacity of DG required for this ?



A 200 KVA UPS's load current is 70 A. We want to provide a Generator back up. What capacity of..

Answer / laxmikant

Question is not clear,

Because 200kVA/(1.732x0.415kv)= 278.24 Amps/phase.
Please check. If you load demmand is 200kVA , as DG runs
always with 89% efficiency @ 100% load, You may choose for
250kVA DG.

Is This Answer Correct ?    2 Yes 0 No

Post New Answer

More Electrical Engineering Interview Questions

difference between circuit breaker and switchgear?

6 Answers   L&T,


what is sevice settings for mccb?How can be it setted?

0 Answers   Bhel, Minda,


Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?

0 Answers   Bhel,


IN A SMALL D.C GENERATOR, IF WE REPLACE THE LAMINATED CORE ARMATURE WITH A WOODEN BLOCK OF SAME SIZE & SHAPE AND WIND WIRES WOUND ON THE SLOTS OF WOODEN ARMATURE AND CONNECTED TO THE COMMUTATOR.COMMUTATOR IS FITTED WITH BRUSH TO RECEIVE INDUCED E.M.F.WHETHER E.M.F GENERATED OR NOT?

3 Answers  


When calculation of fault current and fault Kva is to be done,why always we use per unit value and why we consider the base kva?

0 Answers  






Dear sir, By which formula u can calculate for a particular kv line there is a range of mw.

0 Answers  


If current flows through conductor it produce magnetic field only.but if current flows through vaccum both magnetic & electrical field produce why ?

4 Answers   NTPC,


Can anybody tell me the Electrical IS rules website?

1 Answers  


. Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

1 Answers  


How to get a multiplier in 11kv energy meter?

1 Answers  


why current flow throgh conductor.

2 Answers  


how to check the 3ph capacitor is good or not.

14 Answers   MacLellan, Yash Technologies,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)