Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / balakrishna
ct has 3 classes.ie.
0.2,0.5,1
5p10,5p20
ps
here 0.2, 0.5,1 used for metering classes
5p10,5p20 used for protection like overcurrent & earth
fault purpose
ps class used for the differential/distance protection
| Is This Answer Correct ? | 6 Yes | 2 No |
Post New Answer View All Answers
Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..
What is real time power factor control panel(RTPFC)?
Explain dc generator with its types?
What is main cause of cable's terminal point burned in Lug on high temperature although lug and cable selection is ok as per stantard and also tightness is ok as per situation. so please take in deep and tell correct answer thanku.
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
How vfd saving power.
What is the drawback of class b amplifier? How is this minimized?
Why is a plain induction motor unsuitable for wide speed control?
what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.
why any centrifugal blower draw more current in starting. consider id fan and fd fan?
11kV capacitor bank of rating 2.4KVAR, is charged with protective relays of only over current & Earth fault &.......without Over Voltage, Under Voltage & Neutral Displacement Relay. Is it advisable??
How we calculate the current carrying capacity of H.T. cabel?
can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.
What is distance between electrical panel to land ?
What is Surge Capacitor? Why it is use in Generator Circuit Breaker?
