Resistance To Permeation By Chemicals In Accordance With En 934-2:2002 - Dräger CPS 7900 Notice D'utilisation
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Voir aussi pour CPS 7900:
- Notice d'utilisation (108 pages) ,
- Notice d'utilisation (96 pages)
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10.2 Resistance to permeation by chemicals
in accordance with EN 934-2:2002
For European approval the tests against the concentrated
chemicals listed below took place by means of complete
wetting/coverage of the test samples.
The classification for testing the resistance to permeation by
chemicals according to EN 943-1:2002 is as follows:
Class 1
>10 minutes
Class 2
>30 minutes
Class 3
>60 minutes
Class 4
>120 minutes
Class 5
>240 minutes
Class 6
>480 minutes
Due to the tests according to EN 943-2:2002, section 5.2,
certain suit configurations do not qualify for being permanently
exposed to chemicals for which only permeation class 1 or 2 is
reached.
Test chemicals
Acetone
Acetonitrile
Ammonia
Carbon disulphide
Caustic soda 40 %
Chlorine
Dichloromethane
Diethylamine
Ethyl acetate
Hydrogen chloride
Methanol
n-Heptane
Sulfuric acid 96 %
Tetrahydrofuran
Toluene
Dräger CPS 7900
D-mex
in min.
Class
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>540
6
>240
5
>540
6
>540
6
Zipper mechanism without
cover
in min.
Class
>10
1
>60
2
>480
6
>480
6
>480
6
>480
6
>10
1
>480
6
>60
3
>480
6
>480
6
>480
6
>480
6
>10
1
>120
4
Technical data
Seams
in min.
Class
>540
6
>540
6
>540
6
>120
4
>540
6
>540
6
>120
4
>540
6
>540
6
>540
6
>540
6
>540
6
>240
5
>540
6
>540
6
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