why we step down voltage level from 33kv to 11kv and 11kv
to 415v.Instead we can step down voltage from 33kv to 415v
directly using single transformer.
- 12 Answers
- 69079 Views
- ABB, Adani, Central Electricals, Electrical, HCL, I also Faced
- E-Mail Answers
Answer Posted / lee onn
It is cause the wagamama theory. 1+1 =3
| Is This Answer Correct ? | 2 Yes | 5 No |
Post New Answer View All Answers
Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.
what is mean by descripiency relay? & wht is its ansi code?
What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?
how dose servo motor works
1. transformer design formula ? 2. how to calculate the primary turns and secondry turns ? 3. core types ? 4. how to find the primary current and secondry current ? 5. how to calculate the stacking factor ? 6. range of fulx density ?
Give details on how you intend to handle a challenging position you are posted to manage unexpectedly as a company staff?
what is harmonics? what are the factors it will depend upon
How they LT panel busbar size choose
The height to which the liquid in a tank to be maintained for a certain constant velocity?
What is a commutator?
what is Fault level? why it is calculated? how will u decide same for our plant?
in ring main system we use the isolater b/w transfer bus and main bus if we r not use isolatar than wat will be the effect in our sys.
what is subtransient , transient and steady stateac components
what is plunger and what's the use of it in motor alignment?
How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.
