4321 Electrical installation

This subcategory includes:

• installation works of:
• basic electrical wiring circuits or fittings in buildings and other construction projects
• telecommunication wiring
• computer network and cable television wiring, including fibre-optic
• all types of residential antenna, including satellite antenna
• fire alarm systems and burglar alarm systems at the construction site
• lighting systems, illumination and signalling systems for roads, airports and harbours
• photovoltaic systems on buildings
• electricity meters
• baseboard heating
• electrical works arising from the installation of appliances
• electrical wiring and fitting works for emergency power supply systems
• installation of home automation systems, installation of public address systems
• installation of building management systems (BMS) or building automation systems (BAS)
• installation works of wall-mounted chargers for electric vehicles

This subcategory excludes:

• installation works of electric motors, generators and transformers in power stations, see 33.20.50
• installation works for control and safety systems for railway tracks, see 42.12.20
• construction of distribution lines for electricity and telecommunication, see 42.22.2
• construction works for stations for distribution of electricity, e.g. for electric vehicles, see 42.22.22
• construction of solar and wind energy farms, see 42.22.23
• sprinkler installation works, see 43.22.11
• installation works for heating equipment, see 43.22.12
• fireproofing works, see 43.23.10
• installation of lightning conductors, see 43.24.00
• monitoring and remote monitoring of electronic security systems (e.g. burglar alarms and fire alarms, including their installation and maintenance), see 80.09.01