9
Photovoltaic apparatus and installations for generating solar electricity; Electricity storage apparatus; Solar panel arrays; Photovoltaic installations for generating electricity [photovoltaic power plants]; Photovoltaic apparatus for converting solar radiation to electrical energy; Photovoltaic modules; Solar batteries for domestic use; Solar batteries for industrial use; Solar energy collectors for electricity generation; Solar panels for the production of electricity; Solar modules; Solar cells for electricity generation; Accumulators for photovoltaic power
37
Installation of photovoltaic cells and modules; Installation and maintenance of photovoltaic installations; Installation of electrical and generating machinery; Installation of solar powered systems; Construction of utility solar installations; Maintenance and repair of solar power installations; Installation of residential solar panel power systems; Installation of non-residential solar panel power systems
42
Technical project planning; Civil engineering planning services; Engineering services in the field of energy technology; Engineering services relating to energy supply systems; Engineering design and consultancy; Engineering project management services; Technical advice in connection with energy-saving measures; Recording data relating to energy consumption in buildings; Consultancy in the field of energy-saving; Consultancy relating to technological services in the field of power and energy supply; Drafting and development of photovoltaic systems; Technological analysis relating to energy and power needs of others; Technological consulting services in the field of alternative energy generation; Technological consultancy in the fields of energy production and use; Design and development of regenerative energy generation systems