Grundfos CM3-4 A-R-I-E-AQQE F-A-A-N Horizontal Standardised Pump

The Grundfos CM3-4 A-R-I-E-AQQE Horizontal Standardized Pump, reference 96961047, is a centrifugal pump designed for applications requiring efficiency, durability, and performance in water treatment, fertigation, chemigation, and dosing. Thanks to its modular and compact design, it is a versatile solution that can be customized to meet various needs in agricultural and industrial environments.

This pump is designed to work in a wide range of applications, from digital control and management of groundwater to drip irrigation systems, micro-sprinkling, and hose systems. Its construction in stainless steel (AISI 304) makes it highly resistant to corrosion, making it an ideal choice for handling aggressive liquids or demanding working conditions.

Key Features:

The Grundfos CM3-4 A-R-I-E-AQQE stands out for its reliability and low noise level, offering quiet performance without compromising efficiency. With a design optimized for continuous use, its robust construction ensures a long service life and reliable operation in demanding environments.

The pump's modular design facilitates its integration into customized systems. This feature allows the pump to be adapted to different configurations and flow or pressure requirements, ensuring it fits perfectly into each application.

Technical Data:

• Nominal pump speed: 2900 rpm.
• Nominal flow rate: 3.1 m³/h.
• Nominal head: 27.39 m.
• Number of impellers: 4.
• Seal code: AQQE.
• Hydraulic body and impeller material: Stainless steel EN 1.4301 (AISI 304).
• Approvals: CE, EAC, UKCA.
• Drinking water approvals: WRAS, ACS, NSF61, UBA.

Materials and Construction:

The pump body and impeller are made of stainless steel AISI 304, a material that provides excellent corrosion resistance, extending the pump's life in applications with corrosive liquids or aggressive environments. The pump has a curve tolerance classification according to ISO9906:2012 3B, ensuring it meets the strictest standards of precision and performance.

Installation:

• Maximum working pressure: 16 bar.
• Maximum pressure at declared temperature: 16 bar at 90 °C / 10 bar at 120 °C.
• Ambient temperature range: from -20 to 55 °C.
• Connection type: Rp (Thread).
• Inlet/outlet connection size: 1 inch.
• Outlet position: 12 (standard orientation for horizontal installation).

Thanks to its compact design and standard connection position, the CM pump is easy to install in existing systems without requiring major infrastructure modifications. Additionally, its ability to operate in liquid temperatures ranging from -20 °C to 120 °C makes it extremely versatile for various applications.

Liquids and Applications:

The Grundfos CM3-4 A-R-I-E-AQQE is designed to pump water and is ideal for use in applications such as:

1. Water treatment: Thanks to its corrosion resistance and efficient design, this pump is perfect for water treatment systems and water resource management.
2. Drip irrigation and fertigation: In agricultural settings, this pump provides a constant and efficient water supply for drip irrigation and micro-sprinkling systems, ensuring efficient water use in crops.
3. Dosing and chemigation: Its precision and reliability make it ideal for dosing chemicals and nutrients in chemigation systems.

Electrical Data:

• Nominal power (P2): 0.46 kW.
• Nominal voltage: 3 x 220-240D/380-415Y V.
• Network frequency: 50 Hz.
• Protection grade: IP55.
• Insulation class: F.
• Service factor: 1.00.

The pump is designed to comply with IEC standards and has a protection grade of IP55, meaning it is protected against dust and water, ensuring safe operation in various environmental conditions. Additionally, it features an insulation class F rating, providing greater heat resistance, allowing safe operation at elevated temperatures.

Other Features:

• Net weight: 12 kg.
• Gross weight: 14.5 kg.
• Connection box position: 12 (standard positioning for easy access).
• Minimum efficiency index (IE min): 0.7.

The Grundfos CM3-4 A-R-I-E-AQQE is a pump designed not only to deliver performance but also to ensure energy-efficient operation, resulting in lower operational costs over time.