MAGNA3 32-120 Circulator Pump

The Grundfos MAGNA3 32-120 circulator pump is a superior option for heating systems in commercial buildings and other thermal control applications. Designed to offer optimal performance and low energy consumption, this wet rotor pump is ideal for construction projects and replacing old circulators, with automatic adjustment capabilities thanks to technologies like AutoAdapt and FlowAdapt. The pump complies with the EuP 2015 regulation, ensuring a high level of energy efficiency, with an efficiency index (EEI) below 0.19.

The MAGNA3 32-120 is distinguished by its advanced control functions and easy integration into building management systems (BMS) via optional CIM modules. The pump's configuration and monitoring are facilitated by its intuitive colour display with 3D infographics and connectivity with Grundfos GO, a solution for remote monitoring and adjustments.

Technical Features:

• Nominal flow rate: 5.53 m³/h.
• Nominal head: 7.385 m.
• Maximum working pressure: 10 bar, suitable for high-demand systems.
• Liquid temperature range: -10 to 110 °C, with a standard operating temperature of 60 °C.
• Construction materials: Cast iron body (EN 1561 EN-GJL-250 / ASTM A48-200B) and composite impeller, ensuring durability and corrosion resistance.
• Connection: Type G of 2 inches, with a nominal pressure PN 10, facilitating installation in existing systems.
• Installation length: 180 mm between ports, providing compatibility and easy assembly.

Control Modes and Advanced Functions:

• AutoAdapt: Adjusts the pump's performance according to the system's needs, optimising energy consumption.
• FlowAdapt: Reduces the need for throttling valves, simplifying installation and reducing costs.
• Pressure control: Offers proportional pressure control, constant pressure, and constant curve, providing flexibility in various applications.
• Night mode: Automatically adjusts the pump's operation during low demand periods to maximise energy efficiency.
• FlowLimit and thermal energy monitoring: Allow precise flow control and energy consumption monitoring (requires additional sensor).

Additional Benefits:

• Colour display with 3D infographics: Facilitates viewing of the pump's status and adjustments.
• Advanced connectivity: Compatible with Grundfos GO for remote configuration and monitoring from mobile devices.
• Grundfos Eye: Visual indicator of the pump's status, simplifying monitoring and maintenance.
• Low noise level: Ideal for commercial environments where acoustic comfort is crucial.
• Complies with various international standards: CE, VDE, EAC certifications, and more, ensuring safe use and compliance with international standards.

Recommended Applications:

The Grundfos MAGNA3 32-120 is suitable for a wide variety of applications, such as:

• Heating in commercial buildings: Provides efficient heating system control to maximise comfort.
• Air conditioning surfaces: Enhances water circulation in air conditioning systems.
• Mixing loops and geothermal pumping systems: Offers precise and efficient control in specialised applications.
• Small chiller applications: Provides reliable and consistent performance in cooling systems.
• Domestic hot water applications (stainless steel versions).

Electrical Data:

• Maximum input power: 182 W, with a minimum consumption of 9 W.
• Nominal voltage: 1 x 230 V, facilitating use in common installations.
• Current consumption: 0.09 A minimum / 1.56 A maximum.
• Network frequency: 50/60 Hz, compatible with various operating conditions.
• Protection class: X4D (IEC 34-5), providing protection against water splashes.
• Insulation class: F (IEC 85), ensuring electrical safety.

Certifications and Compliance:

• Complies with international approvals: Includes certifications such as CE, VDE, EAC, and others, ensuring performance in line with global standards.
• Environmental approvals: CN ROHS and WEEE, ensuring a sustainable and environmentally friendly manufacturing process.

The Grundfos MAGNA3 32-120 is the ideal choice for those seeking a circulator pump with a perfect balance of performance, efficiency, and ease of use. Its advanced control technology and ability to integrate into building management systems make it a versatile and reliable solution for heating and cooling applications.