Grundfos TPE 50-420/2 S-A-F-A-BQQE-MWB Inline Pump

The Grundfos TPE 50-420/2 S-A-F-A-BQQE-MWB inline pump is designed for water treatment, fertigation, chemigation, and irrigation applications, providing advanced control and exceptional energy efficiency. This pump is equipped with a dry rotor, mechanical seal compliant with EN 12756, and a high-efficiency motor according to IEC and DIN standards, with an integrated frequency converter allowing efficiencies of up to IE5. Additionally, it incorporates differential pressure sensors, facilitating precise control and digital system management.

With a nominal flow rate of 44.6 m³/h and a maximum head of 42 m, this pump is ideal for agricultural applications that require rigorous control of water flow and pressure. Its ability to handle different types of irrigation, such as drip irrigation, micro-sprinkling, and hose irrigation, makes it a versatile solution for advanced irrigation systems.

Technical Specifications:

• Preset Speed: 2910 rpm, ensuring efficient and stable operation.
• Nominal Flow Rate: 44.6 m³/h, suitable for applications requiring a high water volume.
• Nominal Head: 35.5 m, with a maximum head of 42 m, providing the necessary pressure for irrigation applications.
• Impeller Diameter: 187 mm, designed for efficient and reliable performance.
• Seal Code: BQQE, for secure and durable sealing.

Materials:

The Grundfos TPE 50-420/2 is manufactured with high-quality materials to ensure durability and resistance in demanding applications. The hydraulic body and impeller are made of EN-GJL-250 (ASTM Class 35) and EN-GJL-200 (ASTM Class 30) cast iron respectively, ensuring excellent resistance to corrosion and wear, even in adverse working conditions.

• Hydraulic Body: EN-GJL-250 ASTM Class 35 cast iron, corrosion-resistant.
• Impeller: EN-GJL-200 ASTM Class 30 cast iron, designed for efficient and long-lasting operation.

Installation:

The pump is designed to operate in ambient temperature ranges from -20 °C to 50 °C, making it suitable for various agricultural and water treatment applications. With a maximum working pressure of 16 bar and DIN connections of size DN 50, this pump is easy to integrate into existing systems, ensuring quick and efficient installation.

• Maximum Working Pressure: 16 bar.
• Connection Size: DN 50, providing flexibility in installation.
• Port-to-Port Length: 440 mm, for compact and efficient installation.

Pumped Liquid:

The pump is designed to handle water with a temperature range from -25 °C to 120 °C, making it a versatile option for various water treatment and irrigation applications. The standard operating temperature is 20 °C, ensuring optimal performance under common conditions.

• Liquid Temperature Range: -25 °C to 120 °C.
• Liquid Temperature During Operation: 20 °C.
• Density of Pumped Liquid: 998.2 kg/m³.

Electrical Data:

With a nominal power of 7.5 kW and an integrated frequency converter, the Grundfos TPE 50-420/2 ensures precise speed and performance control. It operates with a nominal voltage of 3 x 380-500 V and a network frequency of 50/60 Hz, compatible with various electrical configurations. Its IE5 class motor guarantees high energy efficiency, with an efficiency of 92.5% at full load.

• Nominal Power (P2): 7.5 kW.
• Network Frequency: 50 / 60 Hz.
• Nominal Voltage: 3 x 380-500 V.
• Nominal Current: 14.1-11.2 A.
• Nominal Speed: 360-4000 rpm.
• Motor Efficiency at Full Load: 92.5%, ensuring optimised energy consumption.

Other Details:

The Grundfos TPE 50-420/2 features an advanced HMI300 control panel and an FM300 function module, facilitating its management and monitoring. The integrated frequency converter automatically adjusts the pump speed to match system needs, optimising performance and reducing energy consumption.

With a net weight of 95.8 kg and a gross weight of 122 kg, this pump is robust yet manageable for installation. Its transport volume is 0.395 m³, ensuring efficient handling during shipping and storage.

• Net Weight: 95.8 kg.
• Gross Weight: 122 kg.
• Transport Volume: 0.395 m³.

Environmental Compliance:

The pump complies with environmental and efficiency regulations, including CN ROHS and WEEE, ensuring that its manufacture and operation are sustainable and environmentally friendly.

In summary, the Grundfos TPE 50-420/2 S-A-F-A-BQQE-MWB inline pump is a reliable and efficient solution for water treatment and agricultural irrigation applications. Its robust construction, integrated frequency converter, and advanced control make it an ideal choice for optimising water use in complex irrigation and water treatment systems.