| 45 kW | 22 kW | 15 kW | |
| Nominal duct size | 762 mm | 762 mm | 570 mm |
| Air flow (1.2 kg/cum) | 8 cum/sec @ 3300 Pa to 15 cum/sec @ 0 Pa | 8 cum/sec @ 1700 Pa to 11 cum/sec @ 0 Pa | 5 cum/sec @ 1400 Pa to 7 cum/sec @ 0 Pa |
| Water consumption | 4.5 ℓ/sec @ 160 bar | 2.2 ℓ/sec @ 160 bar | 1.7 ℓ/sec @ 160 bar |
| Cooling effect | 100 kW to 200 kW | 50 kW to 100 kW | 30 kW to 70 kW |
Ventilation Fan
To provide a flow of ventilation air in ventilation pipes by using hydropower as the energy source to power the fan pelton wheel with the added benefit of cooling the air after the water jet has dissipated into the air stream.
Interchangeable with 15 kW/22 kW electric fans in standard 570 mm and 762 mm air ventilation pipes