India's Servotech Renewable Power System hits upper circuit on 310 mln-rupee order win

** Servotech Renewable Power System SERVOTECH rises exchange-allowed maximum of 5% to 169.41 rupees; set for best day in about two months

** Electrical components maker gets order worth 310 mln rupees ($3.6 mln) for agriculture pumps from Uttar Pradesh New and Renewable Energy Development Authority

** Busiest session since late October, with more than 2.2 mln shares traded - ~3x the 30-day avg

** Stock up ~120% YTD; set for fifth straight year of gains vs rival HPL Electric & Power's HPL up ~114%

($1 = 85.4580 Indian rupees)