11
6.5
Description DV-EX
Material of the housing:
Aluminium
and
Galvanized steel
Speed control:
Voltage controllable (See accessories in our online catalogue)
Motor protection:
By integrated PTC resistor (A motor protection device with EC test type certification has
to be used. See accessories in our online catalogue)
Temperature classes:
T1, T2, T3
Classification:
Zone 1, Zone 2
Category
2G
Ignition protection class:
Ex e, Ex h
Group:
IIA, IIB, Hydrogen
6.5.1
Accessories
Note:
For details of the accessories, please check our online catalog or contact Systemair.
Table 6 Accessories
1
DV-EX
Roof fan - explosion-
proof
2
3
4
5
2
6
7
9
8
1
2
VKS—EX
Back draft damper
3
SSD (i)
Socket silencer
4
ASK
Inflow box SSD
5
ASS-EX
Flexible connection
6
ASF
Inlet flange
7
TDA
Adapter framework
8
VKS—EX
Back draft damper
9
FDS (i)
Flat roof socket
Note:
i. If the degree of inclination is higher than 5°, a SSS (Slanting socket silencer) or a SDS (Slanting roof
socket) has to be used.
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