if my 6 kva UPS gives 20 min. backup at 100 % load, then at
25% load what is the backup time?

Answers were Sorted based on User's Feedback



if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / nadeem

80 mins

Is This Answer Correct ?    10 Yes 1 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / miarcle

100% load means = 20 minutes so
25%load means 4x20minit=80 minits

Is This Answer Correct ?    10 Yes 2 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / gopalakrishnan

50 minutes

for example let us take four fans at 100% load for 20 minutes.
100% load means 4 fans = 20 minutes
75% load means 3 fans = 30 minutes
50% load means 2 fans = 40 minutes
25% load means 1 fan = 50 minutes

Is This Answer Correct ?    6 Yes 1 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / sathya

50 min

Is This Answer Correct ?    4 Yes 3 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / prakash kusuma

at 25% load a 6kva UPS give back up of 50 min
as at 100% = 20 min ok
50% = 40 min
25% = 50 min (40 min + 20 min = 60 min(no load)
- 10 min(25 % load )= 50 min( back up)

Is This Answer Correct ?    1 Yes 0 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / bibhu(bbb)

80min
100% load =20min
1% load=20*100 min
25% load=(20*100)/25min.

Is This Answer Correct ?    1 Yes 0 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / miracle

100% load means = 20 minutes so 25%x20minit=80 minits

Is This Answer Correct ?    3 Yes 3 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / jayesh

50 min
20min = 100% load
? = 25% load
=20*25/100
=50 min

Is This Answer Correct ?    2 Yes 2 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / symon

80 mints

Is This Answer Correct ?    0 Yes 0 No

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?..

Answer / s kumar

If 6 Kva UPS given 20 min. backup at 100%load
backup at (50%)100/2------20*2=40min
backup at (25%)100/4------20*4=80min

Then 80 min. Backup at 25 %load

Is This Answer Correct ?    0 Yes 1 No

Post New Answer

More Instrumentation Interview Questions

A length of steel pipe is used to carry sea water to a desalination plant. An adequate corrosion allowance must be specified and indicated in the piping specification, which affects the _________________________ of the pipe

0 Answers  


how to calibrate displacer type level transmitter by dry weight method please mention formula for weight calculation

1 Answers  


how to calibrate electro pneumatic positioner 8013 mil controls ltd ?gsr

0 Answers  


How signals can be taken through modbus?

0 Answers  


why relays are used with plc?

4 Answers  






WHAT IS THIS INSTRUMENTATION?

7 Answers  


Can you explain drawbacks between P,I,D & PID controller

1 Answers   JSW, Priya Cement, TPL,


how to use K thermocouple instead E- type without compesation cable

1 Answers  


yogokowa field bus system transmitter all's we are geting IOP fault in Contiunes please help me fine how we can normal the broblems?

4 Answers   ABB,


why is an oxygen sensor used in a boiler stack

2 Answers   HCL,


what is the difference b/w magnetic flow meter&mass flow meter? which one is best?

1 Answers  


In control valves (like feed water control valve) we will give 3 kg pressure and how it controls 110 kg of water pressure?

4 Answers   SSL,


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)