04
Electrical energy
07
Windmills; combustion engines with coupled heat exchangers
for electricity and heat generation, being complete units
(combined heat and power plants); turbines, combustion
engines and machines for power generation; electric motors
for heating installations
09
Recorded content; apparatus, instruments and cables for
electricity, in particular electric accumulators, battery
chargers, photovoltaic installations for generation of
electricity and apparatus for distribution of electrical
energy; measuring, detecting and monitoring instruments,
indicators and controllers, in particular energy control
devices
11
Burners, boilers and heaters; biogas purification plants;
heating, ventilating, and air conditioning and purification
equipment (ambient)
35
Negotiating and commercial intermediation services, in
particular arranging of contracts with electricity
suppliers; business analysis, research and information
services, in particular analysis of business data and
preparation of economic forecasts
36
Financial advice and consultancy, only in connection with
the purchase, installation and operation of energy systems
and energy products in the field of generation and
distribution of energy
37
Installation, cleaning, repair and maintenance services
regarding energy generation and energy distribution
installations; charging of electric vehicles, batteries and
accumulators
38
Telecommunication services
39
Distribution by pipeline and cable, in particular
distribution of energy
40
Energy production
42
Science and technology service, in particular technological
advice in the field of energy generation and use of energy;
software development, programming and implementation