how netral CT is selected (including its details
specification)
Answer Posted / syed abuthahir
1) in CT why we select 5p20 for class of accuracy and how
the va burden comes 10 and alf is 20
2) alf is selected from class of accuracy but how to calculate
3) when i am calculating knee point voltage i am not getting
700-350-175 (my primary ct ratio is 800-400-200/1A and RCT
is 5-2.5-1.25)
4) how to calculate magnetizing current for above
specification CT
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Pl. brief about break-down maintenance of machine tool.
dc supply given to dc generator winding.how is possible? my knowledge is saying the winding will burn. please reply.
what is the purpose of silicon dropper used in battery charger?
What are PLC leader logic program method
What is difference between mcb and mccb.
how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?
What happens to a line-frequency of high-frequency transformer when it is first energized/ re-energize?
What is shutdown of electrical sub station?
For a stable system, where should the poles of a system be in a root loci plot?
does any one know where we can purchase insulation oil for high voltage oil filled cables
plz send me Bhel, Mahagenco, sbi previous exam paper for electrical engineer on my email-id kambali_smita@yahoo.co.in
how to increase senstivity of ct
In single phase ac ups supply when current is measured with tong tester neutral current is found more than phase current.What is the reason?
what is allowed value of zero sequence impedancce of 6.6 kv nuetral earthing transformer ?what is the actual value
Why it is possible to use PWM with a STATCOM and not with a conventional TCR based SVC