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13
13 Technical Data
Device information
Compact domestic ventilation unit (exhaust air)
LWP 300W
Design
With additional internal heat exchanger
Nominal cylinder volume
(litre)
290
Cylinder material
Enamelled steel according to DIN 4753
Nominal cylinder pressure
(bar)
10
Dimensions W x H x D (overall)
(cm)
66 x 65 x 170
Weight (empty)
(kg)
Approx. 175
Electrical connection
230V ~ 50Hz
Fuse
(A)
16
Refrigerant R134a, total filling weight
(kg)
0.8
Performance data
Air temperature operating range of heat pumps
(°C)
15 to 30
Selectable water temperature (heat pump operation
±1.5K
)
(°C)
23 to 60
Heating-up period from 15 °C to 60 °C
at (L20 / F50)
(h)
10.3
Power consumption supplementary electric heating
(Watt)
1500
Mean power consumption
1
at 45 °C
(Watt)
1. Heating up of the nominal volume from 15 °C to 45 °C with L20 / F50 = exhaust air temperature 20 °C and exhaust air humidity 50% and fan level III
470
Mean heat output
at 45 °C
(Watt)
1590
COP (t) according to EN 255
at 45 °C
3,4
Stand-by energy consumption
at 45°C / 24h
(Watt)
47
Sound pressure level
2
(dB(A))
2. At a distance of 1 m (free-standing installation or installation without exhaust air duct or 90° pipe bends on the exhaust air side)
53
Air flow: level I / II / III
(m
3
/h)
120 / 185 / 230
Mean power consumption - fan level I / II / III
(W)
15 / 28 / 45
External compression
(Pa)
200
Air duct connection cross-section
(mm)
160
Transfer area of the internal heat exchanger
(m²)
1.45
Sensor pipe
∅
internal
(for heat exchanger operation)
(mm)
12
Circulation pipe connection
external thread
R 3/4"
Hot water outlet connection
external thread
R 1"
Cold water inlet connection
external thread
R 1"
Internal heat exchanger connection
external thread
R 1"
Summary of Contents for LWP 300 W
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