Grundfos MAGNA3 32-80 Circulating Pump

The Grundfos MAGNA3 32-80 circulator pump is an advanced solution for heating systems in commercial buildings, designed to offer precise control, real-time monitoring, and efficient performance. With a nominal flow rate of 4.79 m³/h and a nominal head of 6.285 m, this pump is ideal for applications requiring high water circulation capacity, ensuring thermal comfort and trouble-free operation.

Performance and Efficiency:

The MAGNA3 32-80 model is designed to offer intelligent control in managing water circulation within commercial heating systems. With a maximum head of 8 metres, the pump ensures optimal heat distribution throughout the building, regardless of system complexity. Additionally, its adjustable input power ranging from 9 W to 136 W allows for efficient operation, automatically adapting to installation needs to minimise energy consumption.

This pump also features an Energy Efficiency Index (EEI) of 0.18, placing it in the top range of energy efficiency within its category. This performance makes it a sustainable and economical choice for projects aiming to reduce their carbon footprint without compromising comfort.

Easy Integration and Advanced Control:

The Grundfos MAGNA3 32-80 stands out for its ease of integration into building management systems (BMS), thanks to compatibility with optional CIM modules. These modules allow for centralised monitoring and control of the pump, providing operators with the ability to adjust parameters and monitor performance in real-time. This feature is especially useful in large commercial buildings, where centralised control is essential to ensure the efficient operation of heating systems.

Moreover, the configuration and handling of the pump are extremely intuitive. With an easy-to-use interface, installers can quickly adjust operating parameters tailored to the specific characteristics of each heating system. This facilitates commissioning and ensures that the pump operates optimally from day one.

Materials and Durability:

The MAGNA3 32-80 is constructed with high-quality materials to ensure a long service life and resistance under demanding conditions. The pump's hydraulic body is made of cast iron in compliance with EN 1561 EN-GJL-200 and ASTM A48-200B standards, ensuring its durability and resistance to corrosion. The impeller is made of composite, making it wear-resistant and ensuring consistent performance over time.

The pump has a maximum working pressure of 10 bar and a pumped liquid temperature range from -10 °C to 110 °C, making it suitable for a wide range of heating applications. Its robust design allows for use in challenging environments, with an operating temperature range between 0 °C and 40 °C.

Electrical Features and Protection:

With a rated voltage of 230 V and a network frequency of 50/60 Hz, the Grundfos MAGNA3 32-80 pump is compatible with most commercial electrical networks. Its electric consumption ranges from 0.09 A to 1.19 A, ensuring low energy consumption without compromising performance.

The IPX4D protection rating ensures the pump is protected against water splashes, while the insulation class F protects it from overheating, making it a safe option for installation in commercial environments.

Key Technical Specifications:

• Nominal flow rate: 4.79 m³/h.
• Nominal head: 6.285 m.
• Maximum head: 8 m.
• Maximum working pressure: 10 bar.
• Pumped liquid temperature range: -10 °C to 110 °C.
• Rated voltage: 230 V.
• Maximum input power: 136 W.
• Energy Efficiency Index (EEI): 0.18.
• Hydraulic body material: Cast iron EN 1561 EN-GJL-200.
• Impeller material: Composite.
• Net weight: 5.25 kg.
• Dimensions (port to port): 180 mm.
• Protection rating: IPX4D.

Applications:

The Grundfos MAGNA3 32-80 model is suitable for heating systems in commercial buildings where comfort and energy efficiency are priorities. Thanks to its robust design and advanced control features, this pump is ideal for projects requiring a balance between performance and energy savings. Whether in hot water heating systems or more complex applications, the MAGNA3 32-80 ensures superior performance and smooth integration with building management systems.