The SFP 500-31SM is a robust split-case centrifugal fire pump designed for high performance in fire protection systems. It features a frame-mounted design and a compact footprint, making it suitable for retrofit applications. Built with durable materials including cast iron or ductile iron casing, and optionally available with bronze or duplex impeller, and alloy steel, stainless steel, or duplex shafts upon request. It undergoes rigorous testing for both hydrostatic and performance standards to ensure reliable operation under varying pressures. With operational speeds ranging from 2900 to 3000 RPM, it offers flexibility to meet diverse firefighting needs.
| Feature | Specification |
|---|---|
| Type | Split Case |
| Frequency | 50/60 Hz |
| Casing Type | Volute Type Thru-Bore |
| Design | Frame-Mounted |
| Footprint | Small, Ideal for Retrofit |
| Wall Thickness | Heavy Duty |
| Testing | 100% Hydrostatic & Performance Tested |
| Impeller Type | Dynamically Balanced Double Suction |
| Casing Material | Cast Iron / Ductile Iron (options) |
| Impeller Material | Bronze / Duplex (upon request) |
| Shaft Material | Alloy Steel / Stainless Steel / Duplex (upon request) |
| Capacity Range | 150 GPM to 3500 GPM |
| Pressure Range | 88 to 335 PSI |
| Max. Working Pressure | 220 to 410 PSI |
| Speed Options | 2900, 3000 RPM |
| Model Number | SFP 500-31SM |
| Rated Capacity | 500 GPM |
| Flange Size (Suction x Discharge) | 6 x 4 inches |
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