PRESENTATION
Technical requirements for Unidirectional Ventilation Units*
COOLING
Variable or minimum
3-speed fan motor
Minimum fan efficiency
and maximum internal
specific fan power
F7
Filter
Technical requirements for Bidirectional Ventilation Units*
Variable or minimum
3-speed fan motor
AS
7
8
9
4
5
6
1
2
3
10
11
12
F7 Filter on supply and
M5 filter on extract
7
8
9
4
5
1
6
AE
AN
2
3
10
Minimum fan efficiency
and maximum internal
specific fan power
12
11
AS
CONTROLS
AR
HEATING HEATING
AN
AIR TREATMENT
Heat recovery system
with thermal by-pass
facility and minimum
thermal efficiency
*reference model for calculation of SFPint
C
A
R
R
I
E
R
2
0
1
6
/
2
0
1
7
35