4321Electrical System Installation

installation of electrical cables and fittings; | installation of telecommunications cables; | installation of computer networks and installation of television cables, including fiber optics; | installation of satellites; | installation of lighting systems; | installation of fire alarms; | installation of burglar alarm systems; | installation of street lighting and electrical signals or signs; | installation of runway lighting at airports; | installation of photovoltaic systems in buildings; | installation of power storage systems; | installation of electric vehicle chargers; | installation of electrical equipment connections and household appliances, including electric baseboard heating.