why middle phase should used for earth fault and other
phases used for over current in overcurrent and earth fault
relay?
Answer Posted / vinuram
first and 3rd phases are having voltage and current
flactuation.
| Is This Answer Correct ? | 0 Yes | 7 No |
Post New Answer View All Answers
Why neutral cable carry current.
number of I/O devices in siemense plc
detailed procedure how we calculate cost for pcc m10 and rcc m20 including centering and labour excluding steel/ iron
What are the significant parts of dc generator?
Why the cores of large transformers build up of circular cross section?
Why is tan-delta test and capacitor measurement done on alternator?
What are the types of excitation system?
How to use earthing on shipments.
pls tell us AC plant are how do work and parts name with picture
standard earthing rating for power line..
What is the normal phase difference between the voltage and the no-load current in a transformer?
Don't you have similar question banks related to Oral Certification Examination conducted by Mercantile Marine Departments / Directorate of Shipping, Ministry of Shipping for Electro Technical Officer?
Which is the largest hydropower station in the world?
Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com
if the load is 80 amp for main fuse and 100 amp for breaker so how can we calculate the cable size (cooper ) .