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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..
2126Hello friends, Can anyone explain the concept of zones in Bus bar protection and how can we differentiate the main zone and check zone in Bus bar protection
1 8676Will The Rated Capacity of 20 MVA ,220/6.6 KV, ONAN cooling Power Tranformer be increased up to 25 MVA with respect to its %Impedence by ONAF cooling with same rating..?
2 6155can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.
DEWA,
4975Post New Electrical Engineering Questions
what is class of SPD and dittels of all class ?
iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.
I am apply the AAI. So i want electrical sample question paper in technical with answer my id is vijayjobsmart@gmail.com
Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?
what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?
PLS SEND THE RRB CHENNAI MODEL QUESTION PAPER my email id is ganesan98655@rediffmail.com
In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?
i have 500 amp inductive load of motors ,,,pleas tell me how can i calculate for capacitor bank for improving my power factor to 99 .....calcullations for capacitor bank,,,,
what are the advantages disadvantages of connecting high voltage block( 1:1 transformers) transformers between the turbo generators and busbars.
why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?
how can i change the rotation of the AC single phase induction motor and show me by diagram
What is called grain-oriented laminations?
What is different between Circuit breaker and Isolater?
Why we use duplex coil and hook switch in telephone system?
List the time domain specifications.
