9
Instruments for producing electricity, namely solar installations, including electric distribution networks; apparatus and instruments for the supervision, remote control, checking and measuring of electricity and energy consumption and for the operation of power stations; electric cables and connection equipment and posts and transformers for the distribution and use of electricity and energy; data processing equipment and recorded computer programs for use in the production, distribution and checking of energy and electricity; solar batteries and solar cells for generating electricity and energy; surveying instruments; detectors and alarm installations for industrial purposes and for use in energy production and distribution; instruments/apparatus for converting electricity, namely photovoltaic and solar modules; electric circuits for solar cells and solar elements; measuring, control and regulating systems for apparatus for converting electricity; inverters for photovoltaic applications; software for the data visualisation of photovoltaic and solar installations; software for simulating photovoltaic and solar installations; solar sensors and parts therefor
35
Management of power plants (business administration)
37
Assembly/installation of photovoltaic and solar installations and of power stations; maintenance and repair of photovoltaic and solar installations and of power stations; installation, maintenance and repair of power stations and power station systems, including electric equipment
39
Transport, storage and distribution of electricity and energy; information relating to the transport, distribution and storage of energy products
40
Processing and refining of oil, gas, natural resources and fuels, for generating energy and electricity; production of energy
42
Technical project planning of photovoltaic and solar installations and of power stations; technical consultancy with regard to the use of photovoltaic and solar installations and of power stations; development of solar cells and solar modules, and of power stations; development of assembly and rack systems for photovoltaic and solar installations; technical expertise and consultancy; research and development; geological calculations for the extraction of natural resources for the production of energy and energy products; technical reports and projects and product development within the power and energy sectors; research and measures for improving the environment within the power and energy sectors; development of technical material and industrial installations, in particular in the energy sector