Vacuum Relief Valve
Protects hydraulic conveying systems by relieving negative pressure to prevent vacuum-induced damage.
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// How It Works
Engineered for reliable pneumatic transfer.
Safeguard your hydraulic conveying system with RULA’s Vacuum Relief Valve – engineered for precision and protection. Crafted from durable SANS 50025 Grade S 355 JR or stainless steel, this valve prevents vacuum-induced damage by automatically relieving negative pressure. Adjustable from 0.5 to 2 kPa (or per client specs), it features a spring-loaded, elastomer-sealed mechanism for rapid response and reliable sealing. Ideal for silos and hoppers in abrasive material handling, it ensures system integrity with minimal maintenance.
Design Features
- Automatic relief of negative pressure
- Spring-loaded mechanism with elastomer seal
- Rapid response and reliable sealing
- Adjustable setpoint (0.5–2 kPa or per client spec)
Material Specifications
- Body: SANS 50025 Grade S 355 JR or Stainless Steel
Applications
- Silos and hoppers in abrasive material handling
- Hydraulic conveying systems
Operating & Maintenance
- Minimal maintenance requirements
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