Varisco Silent Pumps with silenced engine
The system consists of a Z open impeller centrifugal pump with solids handling and a separation chamber where air can separate from the liquid and be sucked by a vacuum pump.
- Silenced canopy: from 58 to 63 dB(A) - sound pressure level (LPA) at 10 m
- Tank of 250 liters / 66 USG: autonomy of 8 days
- High efficiency pumps: 73%
- Open impeller allowing the passage of large diameter solids
| Model | Ports | Solids | Capacity | Head | Speed | Power | |
| mm | in | mm | m³/h (max) | m (max) | rpm | kW | |
| ZD 4-225 | 100 | 4" | 35 | 210 120 50 | 30 50 53 | 3000 | 30 |
| ZD 4-200 | 100 | 4" | 40 | 160 100 50 | 5 9 12 | 1500 | 5 |
| ZD 4-220 | 100 | 4" | 45 | 250 120 60 | 8 24 27 | 2000 | 9 |
| ZD 4-250 | 100 | 4" | 50 | 220 120 40 | 14 22 24 | 1800 | 14 |
| ZD 4-260 | 100 | 4" | 76 | 280 160 40 | 16 22 30 | 1800 | 26 |
| ZD 6-240 | 150 | 6" | 50 | 280 180 80 | 11 18 23 | 1800 | 14 |
| ZD 6-250 | 150 | 6" | 76 | 420 260 80 | 12 20 26 | 1800 | 20 |
| ZD 6-253 | 150 | 6" | 45 | 400 260 80 | 8 18 25 | 1800 | 17 |