Grundfos SCALA1 3-45 Pressure Booster Set

The Grundfos SCALA1 3-45 booster set is a complete and compact solution for boosting pressure in domestic water supply systems. This fully integrated and self-priming unit is designed to enhance water pressure in various applications, such as groundwater consumption, rainwater harvesting, and household pressure boosting. Additionally, the SCALA1 incorporates the latest technology for control and monitoring, offering customisation and remote control options via the Grundfos GO Remote app through integrated Bluetooth.

Advanced features:

1. Remote control and customisation with Bluetooth

One of the standout features of the SCALA1 3-45 is its integrated Bluetooth connectivity, allowing full system control via the Grundfos GO Remote app. This feature gives users the ability to adjust and monitor key parameters such as start pressure, operating time, and much more, directly from their smartphone. This not only facilitates installation and commissioning but also allows for easier and personalised maintenance according to user needs.

2. Compact and self-priming system

The compact and self-priming design of the SCALA1 3-45 makes it an ideal solution for installations in confined or hard-to-reach spaces. This self-priming system allows the pump to start automatically, even if the water tank is not completely full, eliminating the need to manually fill the pump before use. This ensures continuous and uninterrupted operation, even when the water source is located at a distance or at a lower level than the pump.

3. Versatile domestic applications

The SCALA1 3-45 is designed for a wide range of domestic applications, including boosting water pressure in potable water systems and rainwater harvesting. Its ability to handle a nominal flow rate of 3.59 m³/h and a maximum head of 44 metres ensures a constant and efficient water supply, even in homes with multiple consumption points or complex installations. Furthermore, the 2.2 bar start pressure ensures the system maintains a stable pressure at all times.

Key technical specifications:

• Nominal flow rate: 3.59 m³/h
• Nominal head: 25 m
• Maximum head: 44 m
• Start pressure: 2.2 bar
• Maximum working pressure: 8 bar
• Maximum allowable inlet pressure: 3 bar
• Pump body material: Composite
• Impeller material: Composite
• Inlet and outlet connection size: 1 inch (R)
• Liquid temperature: 0°C to 45°C
• Ambient temperature: 0°C to 55°C
• Nominal power (P2): 0.58 kW
• Protection grade: IPX4D
• Nominal voltage: 1 x 230 V
• Net weight: 12 kg

Performance and energy efficiency

With a maximum power of 900 W and a current consumption of 3.85 A, the SCALA1 3-45 offers excellent performance with optimised energy consumption. Its efficient design allows for greater durability and reliability in domestic use, ensuring trouble-free operation over long periods. Additionally, it is approved for potable water with certifications such as WRAS and ACS, ensuring it can be safely used in potable water supply systems.

Easy installation and maintenance

The Grundfos SCALA1 3-45 booster set has been designed with ease of installation and maintenance in mind. Its standard 1 inch (R) connections allow for quick integration with most domestic piping systems. Furthermore, its compact design and light weight of just 12 kg facilitate handling and installation, even in confined spaces. The range of pumped liquid temperature from 0°C to 45°C ensures efficient operation in a wide range of domestic and commercial environments.

Durability and safety

This model comes with CE, EAC and AAA approvals, ensuring it meets the highest safety and quality standards in Europe. Additionally, it has potable water approvals WRAS and ACS, making it suitable for use in potable water supply systems. The maximum working pressure of 8 bar and the IPX4D protection grade ensure high resistance and durability, even in adverse operating conditions.

Additional data:

• Power cable length: 1.5 m
• Plug: Type E/F (Schuko)
• Insulation class: F (according to IEC 85)
• Gross weight: 14 kg
• Transport volume: 0.046 m³