A leading company for developing, consulting and maintaining of small and mini hydro power plants in Sri Lanka and overseas

Punugala Mini Hydro Power Plant

Client : Power converters (Pvt.) Ltd

Capacity : 3.0 MW

Commisioned year: May 2012

Site Location : Punugala, Yatiyanthota

Stream or Rever : We Oya, Yatiyanthota

Head : 70m

Headrace Channel: 250m long Channel with a section of 3.5mx1.5m

Penstocks : 1850m long line of Steel pipes of Dn=1820mm.

Turbines : 3 Nos. of Francis Type ( 1500kw, 1000kw & 500 kw )


500kW Hydro generator unit

Completing formwork of anchor supports

Removing rocks using jack hammer

Weilding dia 1720mm steel pipe with another

Making steel structure for the new bridge

Escavating using Hitachi EX120 and Kobelco sk120 Mark5