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Detailed structure and explanatory notes
ISIC Rev.4 code 4321Structure
This class includes the installation of electrical systems in all kinds of buildings and civil engineering structures.
This class includes:
- installation of:
· electrical wiring and fittings
· telecommunications wiring
· computer network and cable television wiring, including fibre optic
· satellite dishes
· lighting systems
· fire alarms
· burglar alarm systems
· street lighting and electrical signals
· airport runway lighting
This class also includes:
- connecting of electric appliances and household equipment, including baseboard heating
This class excludes:
- construction of communications and power transmission lines, see 4220
- monitoring or remote monitoring of electronic security alarm systems, such as burglar and fire alarms, including their maintenance, see 8020
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