Description and operation
The product you have purchased is an industrial centrifugal fan for extraction into ventilation ducts (fig. 2) where
there are high pressure drops.
The appliance may be installed on a wall or ceiling, and at the beginning, in the middle, or at the end of a ventilation
duct, either in suction or delivery mode (fig. 3).
The appliance is designed for installation in potentially explosive atmospheres, according to the technical
specifications stated in the table below:
ATEX FAN CLASSIFICATION
CE
Mark of conformity with European directives
Specific mark regarding protection against explosions
EN 14986
Design Standard for fans operating in potentially
explosive atmospheres
II 2G b T3 X
II 2D b T200 X
For electrical safety, see also
ATEX MOTOR CLASSIFICATION
ATEX MOTOR CLASSIFICATION
II
Motors for surface systems (other than mining)
2
Category 2: high protection level
G
A
S
Gb
Explosive atmosphere due to presence of flammable gas vapours or mists
Ex e
Enhanced safety
IIC
Gas group
T3
Temperature class 200°C
IP54
IP protection class (GAS Group)
P
O
L
V
E
R
E
D
Explosive atmosphere due to presence of combustible powder
Ex tb
"Tb" dust protected enclosure
IIIC
Conductive dust group
IP65
IP protection class (DUST Group)
16
ENGLISH
Summary of Contents for C ATEX
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Page 166: ...166 II 2 Gb E xe IIC T3 IP54 D E xtb IIIC IP65 ...
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