FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump
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The FPS SF 50-250 is an FPS SF 50-250 bareshaft end suction centrifugal pump.
At a glance
Max. head: 96 mMax. flow: 114 m³/hConnections: 50 mm x impeller 250 mmBest for: Irrigation and bulk water transfer, Industrial process water, Building services and booster setsSpecifications
| Brand | FPS |
| Item code | 806807375 |
| Model | SF 50-250 |
| Type | Bareshaft end suction centrifugal pump |
| Construction | Cast Iron Body, Stainless Steel Impeller, Mechanical Seal |
| Suction x discharge | 50 mm x impeller 250 mm |
| Speed | 2 900 or 1 450 rpm (drive dependent) |
| Impeller trims | Ø210 / Ø220 / Ø230 / Ø240 / Ø250 / Ø260 mm (nominal 250 mm) |
| Duty at 2900 rpm (Ø260 mm) | 24 – 114 m³/h, 96 – 72 m, max. 35 kW |
| Duty at 1450 rpm (Ø260 mm) | 12 – 60 m³/h, 24 – 17 m, max. 4.5 kW |
| Curve sheets | SRF00140 (2-pole booklet), SRF00108 (4-pole booklet) |
| Close-coupled equivalent | FPS SM 50-250 (same pump end with flange-mounted motor) |
| Construction | Cast-iron body, stainless-steel impeller, mechanical seal |
| Flow Q (m³/h) | 11.8 21.4 31.1 40.7 50.4 60 |
| Flow Q (l/s) | 3.3 5.9 8.6 11.3 14 16.7 |
| Head H (m) | 24 24 24 23 20 17 |
| Shaft power (kW) | 1.7 2.3 2.9 3.5 4.1 4.5 |
Performance Table
| Flow Q (m³/h) | 23.7 | 41.7 | 59.8 | 77.9 | 95.9 | 114 |
|---|---|---|---|---|---|---|
| Flow Q (l/s) | 6.6 | 11.6 | 16.6 | 21.6 | 26.6 | 31.7 |
| Head H (m) | 96 | 95 | 94 | 91 | 84 | 72 |
| Shaft power (kW) | 14 | 19 | 23 | 27 | 31 | 35 |
2900 rpm – full-diameter impeller Ø260 mm (curve no. SRF00140)
1450 rpm – full-diameter impeller Ø260 mm (curve no. SRF00108)
Read off the FPS S-series typical performance curves for the 50-250 hydraulic (ISO 9906 Annex A, water at 20 °C, 1 000 kg/m³): full-diameter impeller shown; smaller trims (Ø210, Ø220, Ø230, Ø240, Ø250, Ø260 mm) give proportionally lower head and power – see the curve sheets below. Bareshaft pump: speed depends on the motor or drive fitted. Use the Get a Quote wizard for a duty-point check.
Performance Curves and Technical Data (PDF)
Download the curve sheet with the performance curves, dimensions and technical data for the FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump:
Franklin Electric FPS SF 50-250 Bareshaft Pump – Performance Curves (2900 / 1450 rpm) & Dimensional Data
543 kB | Download
Applications
- Irrigation and bulk water transfer
- Industrial process water
- Building services and booster sets
- Fire and washdown systems
Features
- Long-coupled bareshaft pump for belt or coupling drive
- Investment-cast impeller for high efficiency
- Back pull-out design for easy maintenance
- Dimensions to ISO 2858 / EN 733
Need help choosing or want a price?
Our pump team will check the right size for your flow and head and give you a quote.
WhatsApp us: 082 516 2248 Get a Quote / Size my pump info@pumps.co.za
Frequently Asked Questions
What is the maximum head of the FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump?
The FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump has a maximum head of 96 m.
How much water can the FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump pump?
The FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump pumps up to 114 m³/h.
What are the pipe connections of the FPS SF 50-250 CI-SS-MS Bareshaft End Suction Pump?
50 mm x impeller 250 mm.
