define differential current and restraining current in relays.
how to calculate it by mathematically? post the formulaes.

Answer Posted / neda

Amudhavanan thanks for your the best explanation

Is This Answer Correct ?    3 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

why they were using TRIAC instead relay in some controllers and what is the advantages.

1514


why star point of HT motor not earthed?

1740


What is the working mechanism of OLTC in Power Transformers????

3889


What is the difference between rulling span and wind span of of an Over Head Transmission Line?

1837


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

4655






State magnitude criterion.

671


i want to know about torque of slip ring induction motor

1699


I want to put this query to SENIOR & EXPERIENCED ELECTRICAL ENGINEERS. 1)I want to know about the control circuit diagrams for control panels. I found it difficult to understand. Is there ant booklet through which we can learn the circuit diagrams? 2)I want to learn about conduiting, laying cables, preparing cable schedules and various techniques which is the part of building infrastucture(construction field). I don't have any experience in this area. I have experience in control panels only. that's why i am not getting any opening in building infrastucture (construction field).Can I get the job in this field as Trainee Engineer? How to enter this field? I need job in PUNE

1485


What do you mean by power transformer?

642


what are the reasons of CT circuit faulty in busbar protection scheme?

956


What is the BS(British Standard)code for 11kv motor

4259


hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks

1657


what type questions asked in hp cl

1429


please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

1373


When we connect the large capacitor bank in series ?

609