CMBE 1-44 I-U-C-C-D-A pressure group

The Grundfos CMBE 1-44 I-U-C-C-D-A pressure group is a high-performance solution for boosting pressure in water systems for domestic and light commercial applications. Designed with an integrated speed controller, this equipment ensures that water pressure remains constant, regardless of consumption levels, making it an ideal choice for environments where pressure stability is crucial, such as residential buildings or small businesses.

Main technical features:

• Constant pressure: Thanks to its integrated speed controller, the Grundfos CMBE adjusts the motor speed according to demand, maintaining uniform water pressure.
• Easy installation: Its compact and ready-to-connect design allows for straightforward installation. Simply connect the pipes, plug the system into a power outlet, and it will be ready to operate.
• Robust construction: Made of AISI 304 stainless steel, both the pump body and the impeller, this pressure group is resistant to corrosion, ensuring a long lifespan.

The Grundfos CMBE does not require additional motor protection, as it is equipped with an MGE motor that incorporates thermal protection, safeguarding it against overloads and blockages. Additionally, its integrated 2-liter expansion tank and measuring devices, such as the pressure gauge and five-way valve, ensure efficient and controlled operation.

Important technical data:

• Nominal flow rate: 2.4 m³/h.
• Nominal lift height: 28.7 meters.
• Default motor speed: 3776 rpm.
• Pumped liquid temperature range: 0°C to 60°C.
• Material of pump body and impeller: AISI 304 stainless steel (EN 1.4301), ensuring durability and corrosion resistance.
• Pipe connections: ISO 228-1 with a size of 1 inch for both inlet and outlet, capable of withstanding pressures of up to 10 bar.

Furthermore, the system is prepared to meet various quality and safety certifications, including WRAS certification for drinking water and other approvals such as CE, EAC, and RoHS, ensuring its compliance with different regulations and international standards.

Electrical data and protection:

• Nominal power: 0.55 kW, with an operating voltage between 200-240V and a network frequency of 50 Hz.
• Protection class: IP55, meaning it is protected against dust and water.
• Maximum power consumption: 3.45-2.90 A, with an insulation class F to prevent overheating and enhance safety.

Additional details:

The Grundfos CMBE 1-44 weighs 16 kg, making it easy to handle and transport. Its gross volume for transport is 0.159 m³, and it comes equipped with a Schuko plug and a 1.5-meter long cable, ensuring a hassle-free installation.