Translation from the original operating instruction
20
AL-KO AIR HEATER COMFORT
5.3.1 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 for 400-V fan:
Type
140-K…
250-K…
400-K…
650-K…
Operating voltage in V
3~400 V/50 Hz
3~400 V/50 Hz
3~400 V/50 Hz
3~400 V/50 Hz
Δ
Y
Δ
Y
Δ
Y
Δ
Y
Power consumption
in kW
0.05
0.03
0.11
0.07
0.16
0.10
0.35
0.21
Nominal current in A
0.13
0.07
0.28
0.15
0.38
0.19
0.78
0.39
Operating speed
rpm
910
720
890
710
670
500
660
500
Insulation class
THCL 155 (F)
THCL 155 (F)
THCL 155 (F)
THCL 155 (F)
Protection type
IP 54
IP 54
IP 54
IP 54
Motor contactor
Thermal contact
Thermal contact
Thermal contact
Thermal contact
Type
140-KE…
250-KE…
400-KE…
650-KE…
Operating voltage in V
3~400 V/50 Hz
3~400 V/50 Hz
3~400 V/50 Hz
3~400 V/50 Hz
Δ
Y
Δ
Y
Δ
Y
Δ
Y
Power consumption
in kW
0.18
0.13
0.29
0.21
0.35
0.25
0.75
0.47
Nominal current in A
0.33
0.20
0.50
0.32
0.80
0.46
1.50
0.83
Operating speed
rpm
1350
1000
1330
1020
890
660
880
680
Insulation class
THCL 155 (F)
THCL 155 (F)
THCL 155 (F)
THCL 155 (F)
Protection type
IP 54
IP 54
IP 54
IP 54
Motor contactor
Thermal contact
Thermal contact
Thermal contact
Thermal contact
Terminal strip 400 V 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
Fig.:
Low rotation speed (star connection)
Fig.:
High rotation speed (delta connection)
