Use and Maintenance instructions
Submersible horizontal mixers
“ TBM “ series
Release 03 / 2014
7
Here below a table of correspondence between the dangerous areas for potentially explosive
atmospheres (94/9/CE), the categories (94/9/CE) and the protection level of equipment EPL (EN 60079-
0).
Before the installation of an Atex mixer, ensure that it is suitable for that zone.
Dangerous Zone Atmosphere
Cathegory
(G= gas, D= dust)
Zone 0
Continuous presence or
for long periods
1G
Zone 1
Probable arising
1G or 2G
Zone 2
Presence of gas,
vapors potentially
explosive
Non probable arising
1G, 2G or 3G
Zone 20
Continuous presence or
for long periods
1D
Zone 21
Probable arising
1D or 2D
Zone 22
Presence of clouds of
combustible dust in the
air
Non probable arising
1D, 2D or 3D
In all areas in which potential explosive atmosphere can arise, must be installed equipment in
compliance with categories identified from directive 94/9/CE (Atex).
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