Elektror S-LP series Betriebs- Und Montageanleitung Seite 15

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and outside the blower.
Installation type D
Fan is connected on the intake and pressure side
Sealed fan
A diff erent zone is permit-
ted inside and outside the
fan
Temperature classes:
Units according to Directive 2014/34/EC are classifi ed into
classes of max. permissible surface temperatures (tempera-
ture classes). Information regarding the temperature class
is on the nameplates of the units. The highest permissible
surface temperature class indicated is applicable only if the
product is used for its designated purpose.
Labelling examples:
II 2G Ex h IIB T4 Gb
II 3D Ex h IIIC T135°C Dc
II 3G Ex h IIB T4 Gc
II 3D Ex h IIIC T135°C Dc
The complete fan has a motor and fan rating plate.
The ATEX marking on the fan rating plate applies to the
complete fan.
Example
Fan
Tempera-
T3
ture class
Equipment
3G
category
Leading marking
for the complete fan: T3
3G
Special applications and application conditions can increase
the hazard potential and must therefore be communicated to
and co-ordinated in advance with Elektror.
1.2 Normal installation positions
• The fans are only approved for installation indoors.
Outdoor installation is only permitted with suitable
weather protection for the complete fan.
• Ensure that the installation situation does not aff ect the
ventilation system of the drive motor.
Minimum distance to the blower cover (for the intake of
cooling air)
Drive power
≤ 1.5 kW
> 1.5 kW
Secure the fan fl ange, base and console so that they lie
fl at.
The following installation positions are permitted for the
fans:
Operating and assembly instructions S-LP ATEX
Open fan
The same potentially explo-
sive atmosphere prevails
inside and outside the fan
Motor
T4
2GD
Minimum distance
to the blower cover
[mm] [inches]
34 1.34
53 2.09
Installation position with a horizontal motor shaft:
Note!
The motor shaft with a horizontal motor shaft is
recommended by the manufacturer.
without
with base
base/console
Up to and including:
S-LP 180 ATEX
Installation position with a vertical motor shaft:
Note!
The vertical position of the motor shaft reduces
the service life of the ball bearings.
with protective
with protective
roof without
roof and base
base/console
Up to and including:
Ex db eb motor: S-LP 180 ATEX
S-LP 180 ATEX
Ex eb motor: S-LP 215 ATEX
without
with base
base/console
Up to and including:
Ex db eb motor: S-LP 180 ATEX
S-LP 180 ATEX
Ex eb motor: S-LP 215 ATEX
Temperature and ambient conditions
max. temperature min. temperature
Flow medium
temperature at the +60°C
intake
Ambient tempera-
+40°C
ture
with console
no restriction
with protective
roof and console
with console
-20°C
-20°C
EN
15