ELECTRICAL SUBSTATIONS
High voltage substations 400, 220, 110 kV
Medium voltage substations 35, 20, 10 kV
Pole mounted substations
TRANSMISION LINES
Medium voltage transmission lines 35, 20, 10 kV
Low voltage transmission lines
Cables 35, 20, 10, 0.4kV
Railway
Overhead contact line
Electric traction substation (ETS)
Electric traction sectioning station (PSN)
Stations and stops
LIGHTNING
Roads and parking
Walkways and town squares
Home, office and industrial premises
RESIDENTIAL, COMMERCIAL AND INDUSTRIAL BUILDINGS
Power supply
Structured cabling
Fire alarm
Lighting
Lightning and earthing protection
CONSTRUCTION SUPERVISION
Electrical substations
Transmission lines
Railway
Roads
Residential, commercial and industrial buildings
