EN standard 340 – requirements for protective suits - types.

TYPE 1 - Gasproofed – also in seams and zipper.

TYPE 2 - Gasproofed with added pressure
               (positive overpressure)
TYPE 3 - Liquidproofed – also in seams – high pressure

TYPE 4 - Liquidproofed – also in seams – sprays and splashes

TYPE 5 - Dust particles – sewn seams

TYPE 6 - Liquid splashes – sewn seams

Related EN tests.

EN 369 chemical penetration test.
For types 3 and 4 protection. The tests are perfomed maximum 480 minutes.

EN 369 chemical penetration test.
For type 6 protection. Very reduced test of chemical barrier with low levels.