MAGNA1 50-120 F Circulator Pump

The Grundfos MAGNA1 50-120 F circulator pump is an efficient and practical option designed to meet the basic needs of heating, air conditioning, and district heating systems in commercial buildings. Ideal for replacing old circulators, this wet rotor pump ensures significant energy savings, complying with the EuP 2015 regulation. Its compact design and intuitive interface make installation and maintenance easy, providing reliable performance and quiet operation.

The MAGNA1 50-120 F is made from durable materials that ensure a long service life and is suitable for applications where basic control and monitoring systems are required, but with a high degree of efficiency.

Technical features:

• Liquid temperature range: -10 to 110 °C, with a typical operating temperature of 60 °C.
• Maximum working pressure: 10 bar, suitable for various high-demand applications.
• Construction materials: The pump body is made of cast iron (EN 1561 EN-GJL-250 / ASTM A48-250B), and the impeller is composite, providing strength and durability.
• Connection: DIN type, with a size of DN 50 and a nominal pressure of PN 6/10, facilitating integration into existing systems.
• Installation length: 280 mm, allowing for easy mounting in confined spaces.

Control modes:

The MAGNA1 50-120 F offers three control modes to suit different system needs:

1. Proportional pressure control (PP1, PP2 or PP3): Adjusts pressure based on flow, ideal for systems with variable demand.
2. Constant pressure control (CP1, CP2 or CP3): Maintains stable pressure, ensuring uniform performance.
3. Constant curve control (I, II or III): Operates with a constant flow, suitable for specific applications with continuous flow.

Additional advantages:

• Energy efficiency: The pump has an energy efficiency index (EEI) of 0.20, ensuring reduced consumption and savings in operating costs.
• Quiet operation: Ideal for commercial environments where acoustic comfort is important.
• Grundfos Eye: Visual indicator that facilitates monitoring of the pump's status.
• Integrated insulation casing: Minimises heat loss in heating applications, improving overall system efficiency.
• Easy installation and replacement: Its compact design facilitates the replacement of old pumps and installation in new applications.

Recommended applications:

The Grundfos MAGNA1 50-120 F is suitable for a variety of applications, including:

• Heating in commercial buildings: Provides efficient and optimal control of the heating system to maximise comfort.
• Air conditioning systems: Improves water circulation in climate systems, ensuring efficient performance.
• District heating: Offers reliable performance in centralised heating systems.
• Mixing loops and geothermal pumping systems: Suitable for applications requiring precise flow and pressure control.
• Small chiller applications: Offers flexibility and efficiency in cooling systems.

Electrical data:

• Maximum input power: 533 W, with a minimum consumption of 20.2 W.
• Nominal voltage: 1 x 230 V, facilitating integration into common installations.
• Current consumption: 0.22 A minimum / 2.37 A maximum.
• Network frequency: 50/60 Hz, compatible with different operating conditions.
• Protection grade: X4D (IEC 34-5), ensuring protection against water splashes.
• Insulation class: F (IEC 85), ensuring electrical safety.

Certifications and compliance:

• Meets international approvals: Certifications such as CE, VDE, EAC, and more ensure its use in accordance with global standards.
• Environmental approvals: CN ROHS, WEEE, ensuring a responsible and sustainable manufacturing process.

The Grundfos MAGNA1 50-120 F is the perfect choice for those seeking an efficient, reliable, and easy-to-install circulator pump in heating and climate systems, providing an optimal balance between performance, simplicity, and energy savings.