FreFlow
Self-priming centrifugal pump for contaminated liquids
Self-priming centrifugal pumps designed for contaminated liquids and suction lift installations, suitable for handling liquids containing air or gas in sumps and gullies.
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Product Features
- Excellent self-priming capability
- No non-return valve required in inlet
- Single unbalanced/balanced seals to EN 12756 (DIN 24960)
- Mechanical seal with oil bath quench protection
- Ideal for contaminated liquid handling
- Back-pull-out principle for easy maintenance
- Threaded connections on flanges 32 and 40
- ISO 7005 PN 16 flange for sizes 50+
- Optional PN 20 (ANSI B16.5 150 lbs) configuration
- Greased-for-life roller bearings
- Optional magnetic drive available
- ATEX and CE certified
Technical Data
| Casing | Cast iron, bronze, stainless steel |
| Impeller | Cast iron, bronze, stainless steel |
| Maximum Capacity | 350 m³/h |
| Maximum Delivery Head | 80 m |
| Maximum Liquid Temperature | 95°C |
| Maximum Pressure | 900 kPa (9 bar) |
| Maximum Speed | 3,600 rpm |
| Self-Priming Height | Up to 7 m |
Suitable Media: Contaminated liquids containing air or gas
FreFlow Model Variants
FRE
Pumps with bearing bracket
FREF
Pumps coupled to a flange motor on extended shaft
FRES
Pumps coupled to IEC Motor
FREM
Pumps coupled to a petrol or Hatz diesel engine
Product Images
Need Parts for Your FreFlow?
Keep your FreFlow running at peak performance with genuine SPX FLOW - Johnson Pump spare parts. We stock a comprehensive range of replacement parts and can source any component you need.
- Mechanical seals and seal kits
- Impellers and wear rings
- Bearings and shaft assemblies
- Complete overhaul and repair kits
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