Description
Sulzer Centrifugal Vertically suspended pumps Vertical sulfuric acid pump type Ensival Moret VAS – Single casing wet pit pumps
Key Technical Specifications:
| Capacities | Capacity up to 4,000 m3/h / 17,500 USgpm |
| Heads | Heads up to 45 m / 148 ft |
| Pressures | Pressure up to 20 bar / 290 psi |
| Temperatures | Temperature up to 150°C / 291°F
Temperature up to 250°C / 480°F (heat recovery) |
| Maximum speed of rotation | Speed of rotation up to 1,800 rpm |
Why Choose Sulzer Ensival Moret VAS Vertical Sulfuric Acid Pumps?
The Ensival Moret VAS is purpose-built for handling concentrated sulfuric acid and other corrosive fluids. With its vertical , sump-type design , it ensures reliable , safe , and leak-free operation in highly aggressive chemical environments. Its corrosion-resistant construction and no-seal design make it ideal for continuous , demanding service.
Key Technical Specifications
Pump Type: Vertically suspended single-stage sump pump
Design Standard: Customized for aggressive acids and chemicals
Mounting: Top-plate mounted , cantilever or bearing column configurations
Seal Type: Sealless or with dry-running mechanical seals
Materials: Available in corrosion-resistant alloys (e.g. , Alloy 20 , stainless steel , and others)
Design & Functionality
Designed specifically for high-purity sulfuric acid transfer
No submerged bearing—eliminates lubrication problems
Robust shaft with minimal deflection and high corrosion resistance
Extended column options for deep sumps
Wide range of hydraulics to match tank and process requirements
Typical Applications
Sulfuric acid plants (concentration and distribution)
Fertilizer manufacturing
Chemical and petrochemical industry tanks and sumps
Battery acid and acid regeneration systems
Harsh chemical transfer with risk of vapor contamination
Additional Features
No mechanical seals in standard version for minimal maintenance
Gas-tight configurations available for emission-sensitive zones
Long service life due to non-metallic or alloyed wetted parts
Designed to handle vapors , fumes , and temperature shocks
Optional instrumentation for temperature and vibration monitoring
