What is different between Metering CTs and Protection CTs?
Answer Posted / asit sarkar
Generally CT have two error 1.Phase angle error,2.Ratio error.
Now,in Metering CT we have to minimize the ratio error as
well as in case of Protection CT we have to reduce the phase
angle error.
| Is This Answer Correct ? | 4 Yes | 9 No |
Post New Answer View All Answers
Why control of DC motor is simpler?
What is a differential amplifier? Also, explain cmrr.
we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan
why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?
How to derive detailed design of Suitable bus Bar for 100A for 6.6KV?
whether fibre optic cable in high voltage earth conductor is used for protection circuits
What type interview questions ask in Electrical technicians
I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in
IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com
It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.
what's the difference between abs/inc encoders. apart from the position remembrance what are all the other differences. and what's mean by grey code.
What kind of maintenance is conducted for Transformer
How harmonic block test are conducted on relays ( Siemens,Areva ect )power transformer using omicron kit?
If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?
What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?