Belt-Driven Radial High Pressure Blowers
HRD 1/4T
Up to 100 m³/min and 17,300 Pa. Drive via robust fan belt transmission (max. transmission ratio 1:2). Accelerates up to approx. 6,200 rpm. Housing made of cast aluminium, impellers primarily bent backwards and made of aluminium, mostly corrosion-resistant.
Characteristic curves
Performance data
Efficiency class
Volume flow
Total pressure difference
Voltage
Frequency
Current consumption
Performance
Motor speed
Fan speed
Weight
-
m³/min
Pa
V
Hz
A
kW
min-1
min-1
kg
HRD 1/4T
IE3
8,0
4200
230/400
50
3,00/1,73
0,75
2890
5500
22,5
Characteristic curves
Performance data
Efficiency class
Volume flow
Total pressure difference
Voltage
Frequency
Current consumption
Performance
Motor speed
Fan speed
Weight
-
m³/min
Pa
V
Hz
A
kW
min-1
min-1
kg
HRD 1/4T
IE3
8,0
4200
230/400
60
3,55/2,05
0,90
3430
5500
21
HRD 1/4T
NEMA Premium
8,0
4200
277/480
60
2,95/1,71
0,90
3430
5500
21
Technical drawings
