Grundfos SCALA2 3-45 pressure group

The Grundfos SCALA2 3-45 pressure booster group is a fully integrated pump, specifically designed to enhance water pressure in homes. Whether for groundwater systems, rainwater harvesting, or simply to improve pressure in the domestic water network, this pump offers reliable and efficient performance. Its compact and self-priming design facilitates installation and allows it to operate in various applications without the need for additional equipment.

One of the standout features of the Grundfos SCALA2 3-45 is its integrated speed controller, which automatically adjusts the pump's power to maintain a constant pressure at taps and showers, even when multiple points of consumption are in use simultaneously. This eliminates pressure fluctuations and ensures a comfortable and stable water supply at all times.

Technical specifications:

• Nominal flow rate: 3 m³/h, ensuring adequate supply for domestic needs, allowing simultaneous use in various areas of the house.
• Maximum flow rate: 4.6 m³/h, ideal for peak demand moments.
• Nominal head: 27 meters, with a maximum head of 45 meters, ensuring it can supply water even in multi-story homes or areas where the inlet pressure is low.
• Maximum working pressure: 10 bar, allowing the pump to handle high pressures efficiently without affecting its performance.

Materials:

• Hydraulic body: Made of composite, providing resistance to corrosion and a long service life.
• Pump casing: NORYL FE1630PW PPE+PS-GS30, a lightweight and durable material that ensures the reliability of the equipment under different conditions.
• Impeller: Also made of NORYL FE1630PW PPE+PS-GS30, ensuring smooth and efficient operation over the long term.

Installation and compatibility:

• Ambient temperature range: Operates in temperatures between 0 and 55 °C, making it suitable for a wide range of climatic conditions.
• Maximum allowable inlet pressure: 6 bar, allowing the pump to efficiently handle water from low and high-pressure systems.
• Connection size: 1-inch (type R) inlets and outlets, facilitating integration into standard piping systems.
• Piping connection standards: Compatible with EN 10226-1, ensuring easy integration into common domestic installations.

Liquid:

• Pumped liquid: Water.
• Liquid temperature range: From 0 to 45 °C, making it suitable for common domestic applications, such as drinking water supply and rainwater harvesting.
• Optimal liquid temperature: 20 °C, ideal for standard water consumption applications.

Electrical data:

• Maximum input power (P1): 550 W, providing an excellent balance between performance and energy efficiency.
• Nominal power (P2): 0.45 kW, sufficient to handle daily household demands without excessive electricity consumption.
• Network frequency: 50/60 Hz, compatible with a wide range of domestic electrical systems.
• Nominal voltage: 1 x 200-240 V, ensuring compatibility with standard electrical systems in homes.
• Maximum current consumption: 2.8 A, ensuring efficient and economical operation.
• Protection class: X4D, ensuring that the pump is protected against dust and water ingress, ideal for outdoor installations or humid environments.
• Insulation class: F, providing greater thermal and electrical protection, ensuring safe operation.

Additional features:

• Integrated speed control: Automatically adjusts the pump's power to maintain a constant pressure in the system, providing a comfortable and efficient user experience.
• Self-priming: Allows the pump to start automatically when water is detected in the system, without the need for manual intervention.
• Connectivity: The pump comes equipped with a Schuko plug (Type E/F, CEE7/7), facilitating connection in most domestic electrical installations.
• Power cable length: 1.5 meters, making installation easier without the need for extensions.

Certifications and approvals:

The Grundfos SCALA2 3-45 has multiple international certifications, such as CE, VDE, UKCA, KC, and SEPRO, ensuring it meets the highest safety and quality standards. Additionally, it has WRAS and ACS certifications, ensuring it is suitable for use with drinking water, making it a safe option for human consumption applications.

Other features:

• Net weight: 9.5 kg, making it easy to install and handle without compromising robustness.
• Gross weight: 12.2 kg, including packaging and additional accessories, ensuring safe transport.
• Transport volume: 0.043 m³, reflecting its compact design and facilitating storage and transport.
• Storage temperature range: From -40 to 70 °C, ensuring that the pump can be stored in a wide range of conditions without risk of damage.

Recommended applications:

The Grundfos SCALA2 3-45 is ideal for homes that require a pressure boost in their water systems. Whether for groundwater supply, rainwater harvesting systems, or simply to improve pressure in domestic installations, this pump ensures reliable performance. Its ability to maintain a constant pressure makes it a perfect choice for ensuring uninterrupted water flow, even when multiple taps and showers are used simultaneously.