According to an exchange filing, the purchase agreement with NTPC Vidyut Vyapar Nigam is for a long-term based procurement of 185 MW/370 MWh.
The dollar index, which tracks the unit against six other majors, was slightly lower on the day at 106.59, though it was still on track for an 11th straight week of gains, and just off its 10-month high hit on Wednesday.
Forex traders said positive domestic equities and sustained foreign fund inflows also supported the local unit
At the interbank forex market, the local unit opened at 79.70 against the greenback. It witnessed an intra-day high of 79.59 and a low of 79.80 during the session.
On Wall Street, U.S. stocks were higher, led by gains on the Nasdaq as growth stocks were buoyed by a positive outlook from Netflix, which rose 3.86 percent.
Markets regulator Sebi had asked stock exchanges last month to begin calculating the trading halt circuit breakers on a daily basis, as against the prevailing practice of such trigger points being calculated on a quarterly basis.
The mantra for the thinking investor is to buy fear and sell confidence