Grundfos UPS 25-80 N 180 circulation 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 that require precise water flow control, ensuring efficient and constant circulation. This pump is particularly suitable for domestic hot water installations, where it is essential 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 appropriate 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 meters, with a maximum head of 8 meters (80 dm), ensuring efficient circulation in large installations.
• Number of speeds: 3 speeds, allowing adjustment of performance according to the specific needs of the system, optimizing energy consumption and performance.
• Maximum working pressure: 10 bar, ensuring that the pump can operate safely in high-pressure systems without compromising performance or durability.

Materials:

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

Installation and compatibility:

• Ambient temperature range: From 0 to 40 °C, allowing installation in a wide variety of environments and climates.
• Maximum ambient temperature with liquid at 80°C: 40 °C, ensuring that 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 the need for significant modifications.

Liquid:

• Pumped liquid: Water.
• Liquid temperature range: From -25 to 110 °C, making it suitable for systems operating with cold or hot water, such as heating and domestic hot water recirculation.
• Operating liquid temperature: 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 of the speed settings.
• Protection degree: X2D, providing protection against dust and water ingress, ensuring reliability in humid and demanding environments.
• Insulation class: F, ensuring greater thermal resistance and electrical protection.
• Thermal protection: The pump is equipped with integrated thermal protection, preventing overheating and extending the motor's lifespan.

Additional features:

• Three adjustable speeds: Allow adjusting the pump's power according to system demand, optimizing 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 certifications, including CE, EAC, WEEE, and RCM, ensuring compliance with the strictest safety and quality standards. This guarantees its reliability for commercial and residential applications.

Other features:

• Net weight: 4.65 kg, making it easy to handle and install.
• 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 the recirculation of domestic hot water in commercial buildings and heating systems. Its compact and robust design, along with its three adjustable speeds, makes it an excellent choice for ensuring an efficient supply of hot water 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.