what is the difference between LT and HT power supply?

Answer Posted / suresh

LT (LOW TENSION) SUPPLY HAVING VOLTAGES OF 415V, 11KV.

HT (HIGH TENSION) SUPPLY HAVING VOLTAGES ABOVE 11KV LIKE 33KV, 132KV,400KV.

SIMPLY FOR BIG INDUSTRIES THE SUPPLY VOLTAGE FROM GRID IS HT LINE AND THEY WILL STEP DOWN THE VOLTAGE TO LT IN LOCAL SUBSTATION.

Is This Answer Correct ?    12 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why you are switching off arc protection mcb when you are taking shutdown for lv board.

1232


how the works electronic energy meter?

1672


Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain

2524


WHat is the general checks required for Dry type transformers

1659


what is the relationship between phase & neutral

2074






How we calculate the current carrying capacity of H.T. cabel?

1741


should %impedance be high or low in a power transformer? if so why?

1487


Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

3457


What is the principal of motor?

657


i have a 1500kVA transformer what is the kWH meter i need to use?

1206


132/66kv sub-station procation ?

1722


some basic standard questions on transformer.

1333


What is the importance of earthing?

671


give single line diagram of D.G distribution form alternator to main L.T panel?

7040


why we use 630mm single core cable for transformer secondary side and why two neutral cable

1412