categorie
scorrosivity
protective
layer loss
(µm)
examples of typical temperate climate environments
(for information only)
C1
very small
< 0,1
Interiors: heated buildings with clean atmosphere, e.g. shops, offices
C2
small
> 0,1 to 0,7
Interiors: not heating buildings with condensation, e.g. gyms, warehouses
Exteriors: atmospheres with low pollution
C3
medium
> 0,7 to 2,1
Interiors: high humidity production rooms with some air pollution, e.g. laundries, breweries, creameries
Exteriors: urban and industrial atmospheres
C4
large
> 2,1 to 4,2
Interiors: chemical works, swimming pools, repair shipyards
Exteriors: industrial areas and medium salinity coastal areas
C5
very large
(industrial)
> 4,2 to 8,4
Interiors: buildings or areas with nearly continuous condensation and high pollution
Exteriors: industrial areas with high humidity and aggressive atmospheres
C5-M
very large
(marine)
> 4,2 to 8,4
Interiors: buildings or areas with nearly continuous condensation and high pollution
Exteriors:coastal areas and areas away from the coast with high salinity
All results and recommendations are based on laboratory tests. External conditions on the construction site should be taken into account when selecting the connector. Because the switcher's working environment may change, SWAL is not responsible for the use of the information contained in the catalog. SWAL is not responsible for incorrect installation of the connector resulting from an error in printing parameters, recommendations or incorrect installation. SWAL reserves the right to change the program and technical parameters of the switches.