Robust
- Heavy-duty single-stage construction
- No metallic contact between rotating parts
- Designed for continuous industrial operation
ZVT SERIES · SINGLE-STAGE LIQUID RING
ZVT 420 Series Single-Stage Liquid Ring Vacuum Pump
High-capacity single-stage liquid ring vacuum generation for continuous industrial processes and demanding wet-gas duties.
Select a model
- Selected model
- ZVT 420/260
- Nominal capacity
- 1200 m³/h (50 Hz)
- Ultimate absolute pressure
- 40 mbar
- Motor power
- 30 kW (50 Hz)
- Dimensions
- 905 × 595 × 845 mm
- Approximate weight
- 440 kg
TECHNICAL DATA · 50 Hz
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| Technical specification | |||
|---|---|---|---|
| Nominal pumping speed | 1200 m³/h | 1400 m³/h | 1700 m³/h |
| Ultimate absolute pressure | 40 mbar | 40 mbar | 40 mbar |
| Vacuum pressure | -730 mmHg | -730 mmHg | -730 mmHg |
| Motor power | 30 kW | 37 kW | 45 kW |
| Motor speed | 980 rpm | 980 rpm | 980 rpm |
| Inlet / outlet | DN 125 | DN 125 | DN 125 |
| Service-water connection | G1 1/2″ | G1 1/2″ | G1 1/2″ |
| Cavitation valve | G1/2″ | G1/2″ | G1/2″ |
| Sound pressure level | 78 ±3 dB(A) | 78 ±3 dB(A) | 78 ±3 dB(A) |
| Dimensions (L × W × H) | 905 × 595 × 845 mm | 965 × 595 × 845 mm | 1045 × 595 × 845 mm |
| Approximate weight | 440 kg | 480 kg | 530 kg |
Efficient
- 40 mbar ultimate pressure
- 1200–1700 m³/h nominal capacity
- Near-isothermal compression
Versatile
- Suitable for humid and vapour-laden gases
- Tolerates small amounts of entrained liquid
- Material and service-liquid options
SYSTEMS & ACCESSORIES
Complete the solution for your process
- Closed-loop and semi-open-loop systems
- Liquid separator
- Cavitation protection
- Heat exchanger
- Gas ejector
- Wide selection of motors
- Non-return valves
- Vacuum relief valves
- Alternative service liquids