Close Coupled Liquid Ring Pump (AISI316)
Max. Flow:
54m³/hr
Max. Head:
55m
Max. Temp:
100°C
Material:
Metal
EHEDG Liquid Ring Pump
Our EHEDG Liquid Ring Pump is a compact solution for the Food & Beverage, Dairy and Pharmaceutical industries. Designed for clean liquids with gas or air, it offers self-priming abilities up to 6m and is ATEX-rated for use in hazardous environments. This pump is easy to clean, features a dry-mounted open impeller and is available in 2 sizes with capacities up to 60m³/hr and 4 Bar maximum deliverable pressure. Machined from cast Stainless Steel AISI 316L, it ensures corrosion resistance and meets diverse application requirements with options like Supra Stainless Steel 316L and Hastelloy C22. This pump is also highly customisable with various O-rings and Mechanical Seal variants.
Typical applications for our EHEDG Liquid Ring Pump:
- CIP return
- Unloading and loading of tanks where suction lift is required
- Transfer of aerated fluids or fluids with high vapour content
Features & Benefits
- Designed to handle liquids containing gas or air
- Ideal for CIP, ensuring efficient cleaning
- Connection sizes ranging from 2″ to 2½” catering to various needs
- All liquid contact parts manufactured from Stainless Steel for increased corrosion resistance
- Can be delivered in Supra SS 316L and Hastelloy C22 on request, providing customisation options
- ATEX-compliant versions available
- Noise-reduced executions available for quieter operation
- Surface roughness of Ra > 0.8 for superior corrosion resistance
- Compact design with open, dry-mounted impeller for optimal cleaning of the shaft and sealing chamber
- Supplied in a standard close-coupled configuration with a hygienic shroud and adjustable feet
- Heating jackets and casing drains can be fitted as needed
Specifications
| Materials | Cast Stainless Steel AISI 316L, Supra SS 316L, Hastelloy C22 |
| Max Capacity | 60m³/hr |
| Max Pressure | 40m |
| Self Priming | Yes |
| Max Temperature | 140ºC |
| Viscosity | 500 cPs |
Options & Variations
-
- EHEDG Liquid Ring Pump Stub Shaft Design
-
- Optional Heating Jacket
All mechanical seals are supplied to EHEDG & FDA-CFR 21 standards as well as being DIN 24960 (apart from build-in length) compliant. They are available in the following material combinations and variants:
- Carbon/Silicon Carbide
- Carbon/CrMo-Steel
- Carbon/Ceramic
- Hard Metal
- Silicon Carbide/Silicon Carbide
- Tungsten Carbide/Tungsten Carbide
- Carbon/Metal
O-Rings are available in:
- Viton
- NBR
- EPDM
- PTFE
Variants:
- S1 = Internal Single Mechanical Seal – Unbalanced
- S2 = External Single Mechanical Seal – Unbalanced
- B1 = Internal Single Mechanical Seal – Balanced
- Q1 = Double Mechanical Seal with Quench – Unbalanced
- Q12 = Double Mechanical Seal with Quench – 1 Side Balanced, according to EHEDG Standards
Seal Quench is also available upon request.
All models can be fitted with an optional heating jacket to maintain fluid temperature whilst being pumped and is generally used when transferring for higher viscosity edible oils.
Depending on the area of the application, the following fully interchangeable design variants are available on request:
