FreFlow
Centrifugal pumps from SPX Johnson Pump, with excellent self-priming ability, suitable for contaminated liquids, liquids containing air or gas, and for many other applications where a suction lift is required.
Features
- No non-return valve required in the inlet
- Single unbalanced/balanced seals to EN 12756 (DIN 24960)
- Mechanical seal with dry-running protection through oil bath quench
- Ideal for handling contaminated liquids
- Easy maintenance – Back-Pull-Out principle
- Flanges 32 and 40 threaded connection
- Flange connection 50 and higher to ISO 7005 PN 16
- Flange connection to ISO 7005 PN 20 (ANSI B16.5 150 lbs) optional
- Greased for life roller bearings
- Magnetic drive optional
- Atex certification
Configurations
FRE: Pumps with bearing bracket
FRES: Pumps coupled to IEC standard motor
FREF: Pumps coupled to a flange motor on extended shaft
FREM: Pumps coupled to a petrol or diesel engine
| Technical Data | FreFlow |
|---|---|
| Casing | Cast iron, Bronze, Stainless steel |
| Impeller | Cast iron, Bronze, Stainless steel |
| Max. capacity | 350 m3/h |
| Max. delivery head | 80 m |
| Max. liquid temperature | 95 oC |
| Max. pressure | 900 kPa (9 bar) |
| Max. speed | 3600 rpm |
| Self-priming | Up to 7 m |
