Grundfos UPS 25-80 N 180 Circulator Pump

The Grundfos UPS 25-80 N 180 circulator pump is designed for the recirculation of domestic hot water and heating applications in commercial buildings. Its versatility and reliability make it an excellent choice for systems requiring precise water flow control, ensuring efficient and consistent circulation. This pump is particularly suitable for domestic hot water installations, where it is crucial to maintain a constant supply of water at the correct temperature throughout the system.

The pump is equipped with three adjustable speeds, allowing the user to select the most suitable performance level according to the system's demands. With its body made of high-quality stainless steel (EN 1.4308 / AISI 304), the UPS 25-80 N 180 is corrosion-resistant and guarantees a long service life even in demanding conditions.

Technical Specifications:

• Nominal flow rate: 4.95 m³/h, ideal for hot water recirculation and heating systems in commercial buildings.
• Nominal head: 4.56 metres, with a maximum head of 8 metres (80 dm), ensuring efficient circulation in large installations.
• Number of speeds: 3 speeds, allowing performance adjustment according to the system's specific needs, optimising energy consumption and performance.
• Maximum working pressure: 10 bar, ensuring the pump can operate safely in high-pressure systems without compromising performance or durability.

Materials:

• Hydraulic body: Made of stainless steel EN 1.4308 (AISI 304), offering high corrosion resistance, ensuring durable and reliable performance, especially in domestic hot water systems.
• Impeller: Made of PES+30% GF composite, a lightweight and robust material that ensures efficient and long-lasting operation.

Installation and Compatibility:

• Ambient temperature range: 0 to 40 °C, allowing installation in a wide variety of environments and climates.
• Maximum environment with liquid at 80°C: 40 °C, ensuring the pump operates correctly even in demanding environmental conditions.
• Connection size: 1 1/2 inches, with a port-to-port length of 180 mm, facilitating integration into standard piping systems without major modifications.

Liquid:

• Pumped liquid: Water.
• Liquid temperature range: -25 to 110 °C, making it suitable for systems operating with cold or hot water, such as heating and domestic hot water recirculation.
• Liquid temperature during operation: 60 °C, suitable for most heating and hot water applications.

Electrical Data:

• Input power:
  • Speed 1: 110 W.
  • Speed 2: 155 W.
  • Speed 3: 165 W.
• Network frequency: 50 Hz, compatible with most commercial and residential electrical systems.
• Nominal voltage: 1 x 230 V, ensuring compatibility with standard electrical systems.
• Current:
  • Speed 1: 0.5 A.
  • Speed 2: 0.7 A.
  • Speed 3: 0.7 A, ensuring efficient operation in each speed setting.
• Protection degree: X2D, offering protection against dust and water ingress, ensuring reliability in humid and demanding environments.
• Insulation class: F, ensuring higher thermal resistance and electrical protection.
• Thermal protection: The pump is equipped with integrated thermal protection, preventing overheating and prolonging motor life.

Additional Features:

• Three adjustable speeds: Allow the pump's power to be adjusted according to system demand, optimising both performance and energy consumption.
• Motor protection: Includes integrated motor protection to ensure safe operation and prevent damage in case of overload.
• Connection box position: 9H, facilitating installation and access during maintenance.

Certifications and Approvals:

The Grundfos UPS 25-80 N 180 has multiple international approvals, including CE, EAC, WEEE, and RCM, ensuring it meets the strictest safety and quality standards. This guarantees its reliability for commercial and residential applications.

Other Features:

• Net weight: 4.65 kg, facilitating handling and installation.
• Gross weight: 4.93 kg, including packaging, ensuring adequate protection during transport.
• Transport volume: 0.008 m³, facilitating storage and transport due to its compact design.

Recommended Applications:

The Grundfos UPS 25-80 N 180 is ideal for domestic hot water recirculation in commercial buildings and heating systems. Its compact and robust design, along with its three adjustable speeds, make it an excellent option to ensure efficient hot water supply in all types of applications, from hotels and hospitals to large office buildings. Additionally, it is perfect for use in heating systems that require a constant flow of hot water, ensuring uniform and efficient heat distribution.