ATEX Directive 94/9/EC
Equipment de?nition
Equipment for surface industry - Group II
Zone
0
20
1
21
2
22
Type of atmosphere
G = Gas
G
D
G
D
G
D
D = Dust
Presence
Explosive atmosphere
Continuous presence
(or for long periods,
i.e. more than 1000 hours per year)
Intermittent presence
(or occasional,
i.e. 10 to 1000 hours per year)
Fleeting presence
(or rare,
i.e. 1 to 10 hours per year)
Category of equipment that
can be used according to
1
2
3
94/9/EC dated 23/03/94
Marking example
Certi?ed products must incorporate marking speci?c
to Directive 94/9/EC, such as:
CROUZET
Type: 81513530
Serial no:
Year of construction
CE 0081
II 1 G
Ex ia II C T6
LCIE 02 ATEX 6121 X
Max. amb. T: +50°C
Explanation of
the marking
example
CE 0081
II 1 G
b The CE marking followed by:
v the identi?cation number of the body
v the symbol indicating that this product is suitable for use in an explosive
a atmosphere
v the equipment group (II = surface industries)
- the category: 1 = continuous presence; 2 = intermittent presence; 3 = ?eeting
presence
- the type of explosive atmosphere ( G = gas; D = dust).
NB: In af?xing this CE marking, the manufacturer declares that the product has been manufactured in complete
conformity with the requirements of all the relevant directives.
Ex ia II C T6 X
Ex
ia
: Symbol indicating that the equipment complies with one or more protection
methods
: Protection method : intrinsic safety
Gas group
II
C
T6
X
: Group II (locations other than mines subject to ?redamp)
: Subdivision C , including hydrogen, acetylene and carbon disulphide
: Temperature class corresponding to a maximum surface temperature of 85°C
: Product subject to special conditions for safe usage, as speci?ed on the notice
www.crouzet.com
LCIE 02 ATEX 6121 X
Max. amb. T: +50°C
b The CE Test Certi?cate type reference (if appropriate).
b The ambient operating temperature range.
b In the event of use in an explosive atmosphere caused by dust, the following
it items are added to the marking:
v The surface limit temperature T °C for use in an explosive atmosphere caused
by dust.
v The IP rating (only for dust).
31
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