Reliable
- Effective air cooling
- Dry and contact-free operation
- Protection against overheating
ZRV SERIES · TWO-STAGE · THREE-PHASE
ZRV 720H57 Two-Stage Three-Phase Side-Channel Blower
A heavy-duty two-stage three-phase blower combining 320 / 385 m³/h airflow with pressure capability up to 660 mbar.
- Airflow
- 320 / 385 m³/h (50 / 60 Hz)
- Vacuum
- -440 / -460 mbar
- Pressure
- 570 / 660 mbar
- Motor power
- 7.5 / 8.6 kW
- Motor class
- 3 Phase · IP54 · Class F
- Weight
- 77 kg
TECHNICAL DATA · 50 / 60 Hz
ZRV 720H57 operating data
The published values below are taken from the English datasheet. Final selection should consider the required operating point, line losses and duty cycle.
| Technical specification | 50 Hz | 60 Hz |
|---|---|---|
| Motor power | 7.5 kW | 8.6 kW |
| Voltage | 345-415 Δ / 600-690Y | 380-480 Δ / 660-720Y |
| Current | 16.7 Δ / 9.6Y A | 17.3 Δ / 10Y A |
| Airflow | 320 m³/h | 385 m³/h |
| Vacuum | -440 mbar | -460 mbar |
| Pressure | 570 mbar | 660 mbar |
| Sound pressure level | 73 dB(A) | 76 dB(A) |
| Weight | 77 kg | 77 kg |
Flexible
- Vacuum and pressure operation
- Horizontal or vertical installation
- Robust, lightweight construction
Quiet
- Low sound pressure level
- Precision-balanced rotating assembly
- Integrated silencers as standard
ACCESSORIES
Complete the blower installation
- Vacuum relief valves
- Pressure relief valves
- Additional silencers
- Inlet filters for vacuum or pressure operation