WZSubclass

WZ 33.20.0—Installation of industrial machinery and equipment

Subclass · Klassifikation der Wirtschaftszweige (2025)

Where 33.20.0 sits

This subclass encompasses the professional installation of machinery. The installation of equipment that forms a permanent part of buildings or similar structures (e.g., the installation of escalators, electrical wiring, security systems, or air conditioning) is classified under construction.
Installation of industrial machinery in industrial plants
Installation and assembly of industrial process control equipment
Installation of other industrial equipment and machinery, e.g.: • Communication systems • Mainframes and similar computers • Radiation and electromedical equipment, etc.
Dismantling of large machinery and equipment
Work performed by machine fitters
Setting up machines (machine installation)
Installation of large-capacity racking systems, warehouses (not as a permanent part of a building)
Installation of freestanding charging stations

Installation of charging stations in wallboxes, see section F
Construction of complete warehouses, see 41.00
Installation of elevators, escalators, automatic doors, vacuum systems, etc., see 43.24.0
Installation of doors, stairs, shop fittings, furniture, etc., see 43.32.2
Assembly of steel structures for warehouse racking, see 43.42.9
Installation/setup of PCs, see 62.90.0

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