Section 3 – Technical data
3.1 Specification (continued)
Power supply (Natural Air 180)
1~/N/PE/230V 50 hz /148 W (5 A protection)
Power supply (Natural Air 180 PH)
1~/N/PE/230V 50 hz /2.2 kW (13 A protection)
Power consumption at Speed 1 / 2 / 3 (K +1)
15 / 33 / 54 W
Protection rating
IP20
Air duct connector
4 x 125 mm diameter
Condensate hose connectors
Ø15 mm
Outdoor temperature range for use
-
20 to +40°C
Dimensions Width x Height x Depth
550 x 640 x 285 mm
Weight
19 kg
Table 3.1 Specifications
NOTE!
* Factory defaults. Values will need to be changed for each site situation.
For guidance only :
Speed m³/h (l/s)
Inner housing
Material : Plastic EPP (fire class B2)
Situation
Speed 1
Speed 2
Speed3
Outer housing Material : sheet steel (fire class B1)
Colour : white (similar to RAL 9010)
K + 1
75 (21)
115 (32)
144 (40)
K + 2
104 (29)
158 (44)
198 (55)
K + 3
133 (37)
198 (55)
225 (62)
See limitations of Flow Rate vs. External Pressure Loss in the graph below (Fig. 3.2)
3.2 Characteristic curves
180 (Vertical)
Fig. 3.2 Characteristic curve Natural 180 and Natural 180 PH
(Dotted lines represent Factory defaults)
8
Section 7 – Fault Finding
Code
Display
Status
Fault
Cause
Action
-
SMOKE ALARM
UNIT IS OFF
Off
External smoke detector
has activated.
Link wire missing.
External smoke detector has
activated.
Link wire not fitted.
Check and reset or install link wire.
See external Smoke detector device
-
Check Fireplace
Ventilation
Off
External room pressure
sensor continues to detect
a pressure fault.
Supply and Extract air flow rates
are incorrect.
Check ducting system for blockages
and fix if required.
Check correct operation of supply
fans and fix if required.
Reset screen message when fault
cleared (Press OK for more than 5
seconds)
Table 7.1 Messages and faults
NOTE!
After elimination of faults, faults must be acknowledged and reset by means of a power reset
(switch off the power supply for 5 secs and switch it back on again).
Section 8 – User Menu
8 Map of the user menu
Access: Press the and
OK
buttons simultaneously and keep pressed for 5s :
User menu continued on next page.
33
