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5.2.3. Example of Extraction Fan code in environments containing gas
II
2 D
CE Mark
Explosive Products Mark
Group
(see table 1)
Category
(correlated to ZONE 2;
see table 1)
DUST
(see tabel 2)
5.2.4. Example of Extraction Fan code in dusty environments
IP65
T 200°C
Example:
PROTECTION CATEGORY
(see table 6)
MAXIMUM TEMPERATURE OF THE
APPLIANCE
(see table 7)
5.2.5. Extraction Fan code for Extraction Fan
II 2 G/D
5.3. DESCRIPTION OF CONTROLS
The arm can be fitted with the following commands:
•
Fan ON/OFF switch;
•
Lamp ON/OFF switch;
•
Air capacity regulation door (only with WING HOOD);
•
Fan command board and arm radio start
5.4. WING HOOD USE
To ensure the suction effectiveness of the high-efficiency Wing hood, it must be placed 30 cm away from the
suction point.
Bigger distances will annul part of the suction and fail to ensure adequate speeds.
30 cm
