This manual provides safety warnings, installation, operation, maintenance, troubleshooting, and a parts list for the Verder VA 50 air‑operated diaphragm pump.
The VA 50 air‑operated diaphragm pump is intended for professional fluid‑transfer applications. The manual begins with important safety warnings, including pressure limits, hazardous fluid handling, and grounding requirements to prevent injury and equipment damage.
The document then covers installation, operation, maintenance, and troubleshooting procedures, followed by detailed parts listings, torque sequences, technical specifications, performance charts, and warranty information to help users install, operate, and service the pump safely and efficiently.
| Maximum Fluid Working Pressure | 8.4 bar |
|---|---|
| Air Pressure Operating Range | 1.4–8.4 bar |
| Maximum Air Consumption | 4.9 N·m³/min |
| Maximum Free Flow Delivery | 568 l/min |
| Maximum Pump Speed | 145 cpm |
| Liters per Cycle | 3.90 |
| Maximum Suction Lift | 5.48 m (wet or dry) |
| Maximum Pumpable Solids Size | 6.3 mm |
| Weight (Aluminum Pump) | 26.3 kg |
| Maximum Operating Temperature | 65.5 °C |
The VA 50 pump is rated for a maximum fluid working pressure of 8.4 bar.