şekil

Electric cables; optical cables; fibre optics; underwater power cables; underwater optical cables; electrical cable terminations; transformers; multiplexers; umbilical cables; electrical switches; modems; optical switches; electric power supply station; electric distribution poles; switching stations; main grids and grid stations for the production and supply of electric energy including electric energy supply networks; apparatus and instruments for the supervision, remote control, control and measurement of electricity and energy consumption and for the automatic functioning of power generating plants; electrical connector; fiber optical connectors; posts and transformers for the supply of electricity and energy; data processing apparatus; recorded software for use in the production, distribution and control of electricity and energy; solar cells and solar batteries for the generation of electricity and energy; electronic earth monitoring instruments; detectors and alarm devices for industrial purposes and for use in the generation and supply of energy; telecommunication base stations; fiber optic transceivers; fiber optic repeaters; fiber optic connectors; fiber optic optimizers; fiber interconnection cable; fiber optic couplers; fiber optic modems; optical fiber telecommunications apparatus; junction sleeves for fiber optics; protective sheaths for fiber optical cables; fiber optics communication installations for use with electronic apparatus.Construction and repair in the field of infrastructures; construction and repair electric installations and lines; construction and repair of underwater electric and optic lines; construction and repair of pipes, construction and repair of pumps; construction and repair for electric and fiber optic installations; construction and repair of power plants; construction and repair for installations connected to power stations; construction and repair of electric energy supply networks; laying of cables; laying of underwater cables; laying of underground cables; installation of telephone cables; laying of land cables; installation of hardware and cables for internet access.Telecommunications.Transport, storage and supply of electric energy.