Answer Posted / balu
D rep delta in primary side
Y represent star in secondry side
N7 rep phase angle that means current is in 7 o clock position with voltage
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Atwhat condition reverse power relay will act?
why the perameters of secondary circuit are more important then that of the primary circuit of induction motor?
hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused
Why we used 690V in ACS 800 drives.Why dont use standard voltage like 415v or 1.1Kv
In dc ckt. 24v or 110v, which one is more efficient and why?
What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?
Why GRR starts from 60% of motor speed why not less than 60%?
Where I can get the sample question for post of Junior engineer electrical-II For RRB Bhubaneswar.
how point on wave controller works.
why various test are performed on electrical panels & power cables before commissioning on site & what are these test???
what is electrical machines
If one lamp connects between two phases it will glow or not?
What are the advantages and disadvantages of open loop control system?
which connection is safer series or parallel?usually which connection we prefer at home?