Electrical system assembly: This class includes the assembly of electrical systems in all types of buildings and civil engineering structures:
- assembly and maintenance of electrical wiring and wiring
- assembly of lighting systems
- assembly of street lighting and signal systems
- assembly of airport runway lighting systems
- installation and testing of domestic electrical appliances and equipment, including electric floor heating systems
Excludes:
- construction of power transmission and telecommunications, distribution systems (highway or urban), see 42.22
- remote control and monitoring of electronic security systems (e.g. alarm, fire protection), including installation and maintenance of systems, see 80.20
Installation of telecommunications systems
This subclass includes:
- installation of telecommunications systems in all types of buildings, civil engineering structures
- installation of satellite antennas
- installation of fire alarm systems
- repair and maintenance services of telecommunications systems, satellite antennas and fire alarm systems