Danfoss Air a2 Installation Guide

8.4 w² Unit
590
1055
580
126
270
389
110
295
480
1
2
3
4
5
6
7
8
9
98
10
1
Supply air
2
Extract air
3
Exhaust air
4
Outdoor air
5
Condensate drain
6
Filter, extract air
7
Filter, supply air
8
Differential pressure for extract air
9
Differential pressure for supply air
10
Filter reset button
Weight of unit: 45 kg
Capacity Temperature ratio
Pressure [Pa] η [%]
100%
85%
70%
58%
46%
33%
21%
300
250
200
150
100
50
0
*0.45 W/m³/h
1000 J/m³
0 50 100 150 200 250 300 350 400
Flow [m³/h]
83%
84%
85%
86%
87%
88%
89%
90%
91%
92%
93%
94%
0 50 100 150 200 250 300
Flow [m³/h]
* 0.45 W/m³/h = "Passiv Haus" requirements.
Flow [m³/h] Pext. [Pa] SFP [J/m³] P
1
tot. [W]
160 50 700 31
220 70 832 51
220 100 963 59
260 70 892 64
260 100 996 72
280 90 1000 78
Tab. 12: Capacity for the w² unit
Extract air Fresh air
t = 21 °C RH = 36% t = -3 °C RH = 80% with condensation and 5% imbalance
t = 25 °C RH < 27% t = 5 °C as acc. to EN308
Tab. 13: Temperature ratio for the w² unit
Installation Guide
Danfoss Air Units
Danfoss Heating Solutions VIEWB302
15
GB .

Danfoss Air a2 Specifications

General

Protection Class	IP44
Type	Axial
Mounting	Wall
Voltage	220-240 V
Operating Temperature	-20°C to +40 °C
Power Supply	AC