iNSTaLLaTiON
Specification
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LWZ 5 S Trend / LWZ 8 S Trend |
33
LWZ 8 S Trend
LWZ 5 S Trend
Versions
Refrigerant
R410A
R410A
Refrigerant charge
kg
2.95
2.95
CO
2
equivalent (CO
2
e)
t
6.26
6.16
Global warming potential of the refrigerant (GWP100)
2088
2088
IP rating
IP1XB
IP1XB
Filter class, extract air
ISO Coarse > 60 % (G4)
ISO Coarse > 60 % (G4)
Filter class, supply air
ePM10 ≥ 50 % (M5)
ISO Coarse > 60 % (G4)
Filter class, outdoor air
ISO Coarse > 30 % (G2)
ISO Coarse > 30 % (G2)
Application area, living space
m²
< 220
< 220
Dimensions
Height when tilted
mm
2020
2020
Height
mm
1885
1885
Width
mm
808
808
Depth
mm
725
735
Weights
Weight, function module
kg
228
228
Weight, full
kg
250
250
Weight, empty
kg
228
228
Connections
Connection, heating system
DN 22
DN 22
Supply air/extract air connection
DN 160
DN 160
Condensate drain
mm
22
22
Outdoor air/exhaust air connection
mm
410x155 oval
410x155 oval
Heating water quality requirements
Water hardness
°dH
= 3
= 3
Conductivity (softening)
μS/cm
<1000
<1000
Conductivity (desalination)
μS/cm
20-100
20-100
Chloride
mg/l
<30
<30
Oxygen 8-12 weeks after filling (softening)
mg/l
<0.02
<0.02
Oxygen 8-12 weeks after filling (desalination)
mg/l
<0.1
<0.1
pH value (with aluminium fittings)
8.0-8.5
8.0-8.5
pH value (without aluminium fittings)
8.0-10.0
8.0-10.0
Values
Min. flow rate, heating
m³/h
0.7
0.7
Supply air/extract air flow rate
m³/h
80-300
80-300
Heating flow rate (EN 14511) at A7/W35, B0/W35 and 5 K
m³/h
1.300
0.775
Heat recovery level up to
%
90
90
Nominal air flow rate
m³/h
240
240
Outdoor air/exhaust air flow rate
m³/h
1000
1000
Available external pressure, ventilation at 230 m
3
/h
Pa
100
100
Available external pressure, outdoor/exhaust air
Pa
50
50
Max. flow temperature
°C
60
60
Safety valve, heating
MPa
0.3
0.3
Further details
LWZ 8 S Trend
LWZ 5 S Trend
201684
201292
Maximum altitude for installation
m
2000
2000