AL-KO DESIGN ED-H1 Series, Operating And Installation Instructions, Page: 22 / 32

Translation from the original operating instruction 22
AL-KO air heater / air cooler DESIGN
5.5.1 Fan
Check the rotation direction of the fan.
The rotation direction must correspond with the rotation direction arrow on the fan blade or the fan housing.
Technical data of fan:
Type BS 1 BS 2 BS 3
Operating voltage
in V
3~400 V/50 Hz 3~400 V/50 Hz 3~400 V/50 Hz
Power uptake
in kW
0.11 0.07 0.22 0.13 0.36 0.22
Nominal current in A 0.27 0.13 0.56 0.29 0.83 0.46
Operating speed
rpm
900 750 900 680 890 630
Insulation class THCL 155 (F) THCL 155 (F) THCL 155 (F)
Protection type IP 54 IP 54 IP 54
Motor contactor Thermal contact Thermal contact Thermal contact
Terminal strip heating without AL-KO rotation speed control
Fan 3x400 V 50 Hz
Fan 3x400 V 50 Hz
Fig.: Connection scheme for 1-level operation Fig.: Connection scheme for 1-level operation
Figure: Low rotation speed (star connection) Fig.: High rotation speed (delta connection)
Terminal strip cooling without AL-KO rotation speed control
Fan 3x400 V 50 Hz Condensate pump
Filling level sensor
max. 230 V 3 A
Fig.: Connection scheme for 1-level operation
Figu Low rotation speed (star connection)