04
Electrical energy; electrical energy from renewable sources
07
Machines for generating electricity; recycling machines;
electric power generators using geothermal power;
uninterruptible power supplies [machines] for the generation
of electrical energy; generators of electricity; turbines
for power generation
09
Apparatus and instruments for controlling electricity;
apparatus for improving power efficiency; energy control
devices; energy regulators; electric power controllers;
thermal energy measuring apparatus; electric power units;
electric power supply units; apparatus and instruments for
controlling the distribution of electricity; apparatus for
diagnosing electrical power installations
11
Heat pumps for energy processing; heat pumps; industrial
heaters; industrial heating apparatus; burners, boilers and
heaters; heat pumps for energy processing
37
Installation of energy-saving apparatus; repair of energy
supply installations; maintenance and repair of energy
generating installations; installation of power generating
apparatus; repair of energy production plants and machines;
repair of power generating apparatus and installations;
maintenance of power generating apparatus and installations;
servicing of power generating apparatus and installations;
construction of power plants
40
Energy production; recycling of heat; generation of power;
consultancy services relating to the generation of
electrical power; generation of electricity from geothermal
energy; production of electrical power from renewable
sources; generation of electrical power; electricity
generating; energy production
42
Monitoring of network systems; monitoring of
telecommunication signals; technical supervision and
inspection of power units, heat engines, devices and plants
using heat to generate energy and operations; design and
development of software for control, regulation and
monitoring of solar energy systems; collection of
information relating to the environment