[Class : 37] Installation Of Power Generating Apparatus; Repair And Maintenance Of Electricity Generators; Installation Of Apparatus For Generating Power; Installation, Maintenance And Repair Of Batteries And Accumulators; Installation, Maintenance And Repair Of Inverters, Batteries And Electrical Connection Apparatus For Solar Energy Systems; Rental Of Power Chargers; Installation Of Machinery For Generating Electricity; Installation Of Electrical Apparatus Or Generators; Repair Or Maintenance Of Power Generators; Repair Of Steam Generating Apparatus; Maintenance And Repair Of Electricity Generators; Repair And Maintenance Of Energy Generating Installations; Servicing Of Power Generating Apparatus And Installations; Maintenance Of Power Generating Apparatus And Installations; Installation, Maintenance And Repair Of Power Generating Apparatus; Installation, Maintenance And Repair Of Apparatus For Generating Electricity; Installation, Maintenance And Repair Of Solar Installations For Generating Power; Servicing Of Apparatus And Installations For Generating Power; Installation Of Apparatus For Lighting, Heating, Steam Generating, Cooking, Refrigerating, Drying, Ventilating, Water Supply And Sanitary Purposes; Maintenance, Servicing And Repair Of Apparatus And Installations For Generating Power; Installation, Maintenance And Repair Of Solar Installations For Generating Power, Solar Collectors And Photovoltaic Modules; Laying, Repair, Maintenance, Replacement And Refurbishment Of Gas Pipelines; Laying, Repair, Maintenance, Replacement And Refurbishment Of Pipelines; Laying, Repair, Maintenance, Replacement And Refurbishment Of Oil Pipelines; Construction, Erection, Installation, Repair, Refurbishment, Servicing, Maintenance And Dismantling Of Wind Farms.