annual maintenance contract of equipment’s/ systems/sub-systems at energy park, soeem, rgpv , lab equipement , 1 . 6 k watt solar wind hybrid system ( as per site visit ) , thin film solar 900-watt plant ( as per site visit ) , vertical axis wind mill ( as per site visit ) , solar fountain pump- 1kw ( as per site visit ) , all necessary electrical arrangements for power supply of 3 hydro turbine lab kits ( as per site visit ) , pelton turbine test rigs ( as per site visit ) , kaplan turbine test rigs ( as per site visit ) , francis turbine test rigs ( as per site visit ) , biomass gasification units-10kw ( as per site visit ) , wind experimental kit-2kw with wind tunnel ( as per site visit ) , 40 meter height wind anemometer ( as per site visit ) , 12 . 4 kw solar pv plant decommissioning and re-commissioning at soeem ( as per site visit ) , solar water heater ( as per site visit ) , water submersible pump ( as per site visit ) , biodiesel reactor 02 nos . ( 100 lpd & 10 lpd ) ( as per site visit ) , solar educational kit with all compulsory testing dc accessories ( as per site visit ) , ph glass electrodes ( as per site visit ) , solar lanterns ( as per site visit ) , pyrheliometer ( as per site visit ) , annual maintenance contract of energy park ( as per site visit )