Wind Turbine Gear Box

Elecon has already developed two defferent sizes of such gear boxes, viz 250 KW and 55 KW respectively for M/s NEPC Micon & BHEL Hyderabad. These gear boxes are coaxial and (Wind Turbine) shaft mounted working at 40 Mtr high on the tower. The internals are carburised, hardened and ground and specially profile corrected for speed increasing gear application. The toothing and bearing are bath/ splash lubricated and gear boxes fixed on the turbine shaft by means of shrink disc.Technical Specifications : NEPC Micon BHEL Hyderabad Gear box SBH-410/S SBH 280/80 Power 250 KW 55 KW Turbine Speed 41.5 rpm 58 rpm Generator Speed 1515.6 rpm 1031.2 rpm Speed Increaser Ratio 1 / 36.521 1 / 17.778 Weight 1800 Kgs Appro. 675 Kgs Appro. Temperature of oil is monitored by RTD.