Hpf Version Configuration - SystemAir AQWL 1404 STD-LN Manuel D'installation

6.5 HPF version configuration

Units equipped with special brushless fans (HPF) can be set-up on the field to give the unit a specific static pressure.
By entering parameter in service level - Max Speed (Vdc) - it is possible to modify high static pressure.
The table below shows the correspondance between chiller model, fan RPM, high static pressure.
Sizes Fan Static Pressure (Pa)
1404
1604
1806
2106
2406
Note: Values in bold are standard factory settings.
6 - Control (continued)
40
60
80
100
120
40
60
80
100
120
40
60
80
100
120
40
60
80
100
120
40
60
80
100
120
Fan rpm
900
930
970
1000
1030
900
930
970
1000
1030
900
930
970
1000
1030
900
940
970
1000
1040
1010
1040
1080
1100
1130
26
Parameter in Service Level
Max Speed (Vdc)
8.3
8.5
8.8
9.1
9.3
8.2
8.5
8.8
9.1
9.3
8.3
8.5
8.8
9.1
9.3
8.3
8.6
8.8
9.1
9.4
9.1
9.4
9.7
9.8
10.0