Grundfos COMFORT 15-14 B PM Circulator Pump

The Grundfos COMFORT 15-14 B PM circulator pump, reference 97916771, is an efficient and reliable solution designed for the recirculation of domestic hot water in single and two-family homes. This pump ensures instant hot water at all taps, preventing water wastage and enhancing home comfort. Its compact design and high energy efficiency make it the ideal choice for optimising domestic hot water systems.

Product Applications:

The COMFORT 15-14 B PM pump is specifically designed for:

• Recirculation of domestic hot water in single and two-family homes, providing instant hot water without the need to wait for cold water to be displaced.
• Domestic hot water systems seeking energy efficiency and a continuous and stable water flow in taps and showers.

Technical Data:

• Nominal flow rate: 0.45 m³/h, ensuring efficient hot water distribution throughout the home.
• Nominal head: 0.9 m, providing sufficient force for recirculation systems in one or two-storey houses.
• Maximum head: 14 dm, allowing efficient operation even in systems with higher demand.

Materials and Durability:

The Grundfos COMFORT 15-14 B PM is constructed with high-quality materials that ensure a long service life and durable performance:

• Hydraulic body: Made of brass (CuZn39Pb3, MS58), offering excellent corrosion resistance and greater durability in contact with hot water.
• Impeller: Made from composite (PPO-GF20) and stainless steel, materials that guarantee reliable and wear-resistant performance.

Installation:

The Grundfos COMFORT 15-14 B PM pump is easy to install and suitable for hot water recirculation systems in domestic spaces:

• Port-to-port length: 80 mm, facilitating integration into standard piping systems.
• Connection type: Rp (cylindrical thread) of 1/2 inch, compatible with most domestic water installations.
• Nominal pressure for the connection: PN 10, designed to withstand pressures of up to 10 bar in domestic hot water systems.

Electrical Performance:

• Maximum input power: 7 W, making this pump a highly energy-efficient solution.
• Nominal voltage: 230 V, compatible with standard electrical networks.
• Current at maximum speed: 0.07 A, ensuring low electrical consumption and efficient operation.

Protection and Safety:

• Protection grade: IP44, ensuring the pump is protected against water splashes and solid objects larger than 1 mm.
• Insulation class: F, ensuring adequate thermal protection even under prolonged operation conditions.
• Integrated thermal protection: ELECT. IMP., ensuring motor safety and protection against overheating.

Operating Temperatures:

• Liquid temperature range: 2 to 95°C, allowing its use in a wide range of domestic hot water applications.
• Operating temperature: 60°C, ensuring efficient performance under typical domestic hot water recirculation conditions.

Other Specifications:

• Net weight: 0.94 kg, facilitating installation and handling.
• Gross weight: 1.04 kg, including packaging.
• Transport volume: 0.003 m³, allowing efficient and economical transportation.

Standards and Approvals:

The Grundfos COMFORT 15-14 B PM holds various international certifications, including CE, VDE, EAC and WEEE, ensuring compliance with the strictest quality, safety, and sustainability standards. The WEEE certification guarantees compliance with environmental regulations, ensuring minimal impact throughout the product's life cycle.