VRA and VRAH Series - Vacuum Valves
Protection of tanks/vessels against vacuum.
DELTA Vacuum Valve Series Overview
Precision and Cleanability
- Precise response accuracy with gas-tight construction
- Ball-shaped housing for optimal cleanability
- No shaft guide in product chamber to eliminate contamination risk
- Special internal spray nozzle supports thorough cleaning
- Drip tray prevents splashing and fluid leakage during CIP
Control and Maintenance Features
- Maintenance-free pneumatic seat lift actuator allows remote operation
- Proximity switch mountable for valve position feedback (fully open)
Safety Assurance
- Metal valve shaft
- Elastomer seat seal
- PTFE slide bearings for long-term reliability
Materials and Valve Configurations
Construction Materials
Product-contact components are manufactured from AISI 316L / DIN EN 1.4404 stainless steel for corrosion resistance and hygienic compatibility.
Available Models
- Suspended model (VRAH) — DN 100
- Upright model (VRA) — DN 50, DN 100, DN 150