Hardware Telecom exchanges, projectors
Cabinets Electrical cabinets, control, main
VDUs Monitors, televisions
Sound installations Amplifiers, mixing desks
Mechanical Portable welder machines
Switch boxes (medium) Relay boxes, meter cupboards
Transformers (medium) PFCUs

Hardware Servers, large teleph. Exchanges
Transport Car, lorry, bus, train, metro, tram
Instrumentation Cupboards, safes
Large switch boxes Meter cupboards, control units
Cabinets Electrical cabinets
Transformers (large) Industry

Rooms Server rooms, computer rooms, central control rooms, various
Transport Shipping, train, aircraft
Storage Store, archive
Mechanical rooms Engine rooms, plant rooms
Industry Various

Manual use by trained professionals only
Rooms Server rooms, false ceilings, raised floors
Transport Cars, lorries, buses, trains, trams.
Storage Cupboards, safes
Large switch rooms Meter cupboards, control units, PFCUs
Cabinets Electrical cabinets
Transformers (large) Industry, power generation