Daikin EUWAC8FZW1 Installation And Operation Manual page 20

A III
NNEX
Fan characteristics
The figures below represent the external static pressure of the unit (ESP) in function of the air flow of the fans (AF).
EUWAC5FZ
Values are applicable only in case the fanspeed controller is not
actived.
ESP
(Pa)
110
100
90
80
70
60
50
40
30
20
10
0
1.00 1.05 1.10
ESP External static pressure
AF Air flow
EUWAC8FZ
Values are applicable only in case the head pressure switch for
fanspeed control is not actived.
ESP
(Pa)
5 4 3
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
1.0 1.1 1.2 1.3 1.4
ESP External static pressure
AF Air flow
1 ESP with pulley closed (factory setting)
2 ESP with pulley 1 turn open
3 ESP with pulley 2 turns open
4 ESP with pulley 3 turns open
5 ESP with pulley 4 turns open
Installation and operation manual
17
1.15 1.20 1.25
AF
(m
2 1
1.5 1.6 1.7 1.8 1.9
AF
(m
EUWAC10FZ
Values are applicable only in case the head pressure switch for
fanspeed control is not actived.
ESP
(Pa)
5
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
1.30
1.0 1.1 1.2 1.3
3
/sec)
ESP External static pressure
AF Air flow
1 ESP with pulley closed (factory setting)
2 ESP with pulley 1 turn open
3 ESP with pulley 2 turns open
4 ESP with pulley 3 turns open
5 ESP with pulley 4 turns open
2.0
3
/sec)
4 3 2 1
1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1
Packaged air-cooled water chillers
2.2 2.3 2.4 2.5
AF
3
(m /sec)
EUWAC5~10FZ
4PW14037-1D