what is first pole to clear factor



what is first pole to clear factor..

Answer / thowsif_emerson

The first-pole-to-clear-factor (kpp) is dep
The first-pole-to-clear-factor is used for calc
three-phase faults. In general the following cases apply: -
kpp = 1.3 corresponds to three phase faults in systems with
an earthed neutral. - kpp = 1.5 corresponds to three phase
faults in isolated
- kpp = 1.0 corresponds to special cases, e.g. two-phase
railway systems.
arth in a syst
A special case is when there is a three-phase fault without
involving e
not normally considered in the standards.

Is This Answer Correct ?    6 Yes 8 No

Post New Answer

More Electrical Engineering Interview Questions

why a vaccum is created in condenser

13 Answers   Honda,


11000volt DG set carnt kaise banvay

0 Answers   AVK,


Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

0 Answers  


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers   SISL,


why we use ac system in india why not dc

3 Answers  






What is the difference between UPS & inverter ? which UPS is better and whos got the edge ? what is the difference between & inverter ? which UPS is better and whos got the edge 12 V , 24 V , 36 V etc what are the advantages of 12 V, 24 V , 36 V etc and what are the disadvantages of 12 V, 24 V, 36 V etc thanks

0 Answers  


If a capacitor bank is having rating 750kvar for 6.6kv. Then for 3.3kv how much will be the rating of capacitor bank.

1 Answers   OCL,


why wire sizes are 3/29 or 7/29 and why not wire sizes are 2/29 or 6/29?

0 Answers   OGDCL,


why neutral and body earthing of transformers kept separated? what is distance between two is required as per is?

6 Answers  


What's the part of OTCC in transformer?

7 Answers   Bhel, RRB,


How does a diesel generator works?

1 Answers  


what is phase voltage phase current line current and their usage? provide diagram

1 Answers  


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)