SPR Series Hot Water Circulation Pump

Understanding the SPR Series Hot Water Circulation Pump

What is the SPR Series?

The SPR Series Hot Water Circulation Pump is a high-performance industrial pump engineered by SPMC (Shanghai Pump Manufacture Co., Ltd.), designed specifically for high-temperature water transport and organic heat exchange medium circulation. As a core product in industrial fluid handling, it excels in pipelines and closed-loop systems, delivering reliable performance for critical industrial processes. What sets the SPR Series apart is its precise adaptation to different temperature requirements, making it a versatile choice for diverse industrial scenarios.

Sub-models & Temperature Ranges

The SPR Series is subdivided into three specialized sub-models to meet varying high-temperature demands:

SPR-S: Medium operating temperature ≤150°C, ideal for moderate-temperature industrial applications.

SPR-Y: Medium operating temperature ≤210°C, balancing performance and temperature resistance.

SPR-H: Medium operating temperature ≤280°C, tailored for extreme high-temperature environments without solid particles.

Each sub-model retains the series’ core advantages while optimizing for specific temperature ranges, ensuring closed-loop circulation efficiency across industries.

Technical Parameters

Core Features

Efficient & Energy-Saving Performance

The SPR Series integrates advanced fluid dynamics design, achieving exceptional energy efficiency. Its optimized impeller structure minimizes energy loss, reducing operational costs while maintaining high flow rates—making it a top-tier energy-efficient pump for long-term industrial use.

Stable Operation Even in Harsh Conditions

Built with a rational structural design, the pump ensures consistent performance under high pressure and temperature. Whether in 24/7 continuous operation or cyclic industrial processes, it maintains low vibration and noise, embodying the advantage of stable operation that industrial clients rely on.

Strong Power & Reliable Output

Equipped with a robust motor system (2.2 - 450 kw), the SPR Series delivers strong power to handle high head requirements (3 - 250 m) and large flow rates. It effortlessly transports high-temperature media, ensuring uninterrupted fluid circulation in critical industrial systems.

Wide Temperature Adaptability

Covering a temperature range of ≤150°C to ≤280°C across sub-models, the pump adapts to diverse high-temperature water and organic heat exchange medium needs. This flexibility eliminates the need for multiple pump types, simplifying inventory and maintenance.

Typical Uses

Metallurgy Industry & Power Plant Systems

Ideal for hot water circulation in smelting processes, heat treatment systems, and waste heat recovery lines, the SPR Series ensures stable temperature control for metallurgical equipment.

Used in boiler feed water circulation, condensate recovery, and waste heat utilization systems, it meets the high-pressure and high-temperature demands of power generation processes.

Chemical Industry Applications & Heating & Waste Heat Utilization

Safely transports organic heat exchange media and high-temperature water in chemical reactors, distillation units, and pipeline networks—compatible with non-corrosive, particle-free media.

Perfect for central heating systems, industrial waste heat recovery loops, and renewable energy heat exchange systems, optimizing energy reuse and reducing carbon emissions.

Design Specifications

Rational Structural Design

The pump features a compact, modular structure that simplifies installation, disassembly, and maintenance. Its balanced design reduces mechanical stress, extending service life and lowering downtime costs.

Key Component Specifications

Impeller: Nominal diameter optimized for flow efficiency, crafted from high-temperature resistant materials.

Outlet Diameter: 32 - 250 mm, matching diverse pipeline sizes for seamless integration.

Material Selection: Corrosion-resistant, high-temperature tolerant materials ensure compatibility with industrial media and longevity.

FAQ

What media can the SPR Series pump transport?

It is designed for particle-free high-temperature water (≤280°C) and organic heat exchange media, suitable for closed-loop and pipeline systems in industrial settings.

How to choose the right sub-model (SPR-S/SPR-Y/SPR-H)?

Select based on medium temperature: SPR-S for ≤150°C, SPR-Y for ≤210°C, and SPR-H for ≤280°C. Consider working pressure requirements (2.5 - 6.3 MPa) for optimal performance.

Is the SPR Series suitable for continuous 24/7 operation?

Yes, its stable structural design and strong power system enable reliable continuous operation, making it ideal for critical industrial processes with non-stop fluid circulation needs.

What industries benefit most from this pump?

Key industries include metallurgy, power generation, chemicals, textiles, heating, and waste heat utilization systems—any sector requiring efficient high-temperature fluid transport.

Does the pump offer energy-saving advantages?

Absolutely. The SPR Series is engineered as an energy-efficient pump, with optimized fluid dynamics and motor design that reduces energy consumption compared to conventional pumps, cutting long-term operational costs.

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