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what is the difference between LT and HT power supply?
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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.
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