DUOLIFT.270.50.AP50B.50.15.3 Lifting Station

The Grundfos Duolift.270.50.AP50B.50.15.3 lifting station is designed for the efficient collection and disposal of wastewater in buildings located below the sewer level. This solution is perfect for commercial and industrial applications that require reliable wastewater management. The station is equipped with two UNILIFT AP50B.50.15.3 type pumps, ensuring continuous and safe operation, even in high water flow situations.

The Duolift system features a 270-litre tank made from high-strength polyethylene, ensuring durability and a long service life. Its design allows for an adjustable effective pumping volume per cycle between 31 and 152 litres, depending on system requirements. This offers flexibility and efficiency in operation. The control of the start and stop cycles of the pumps can be configured using a recommended controller (LC221.2), providing optimal system control and preventing premature wear.

The set includes pipes for on-site assembly, facilitating installation. Additionally, the station is equipped with DN100 and DN40 connection ports, allowing for easy integration with existing piping systems. Its Ø380 mm inspection cover facilitates maintenance access, minimising downtime and reducing maintenance costs.

Technical Specifications:

• Tank Volume: 270 litres
• Pumping Volume per Cycle: Between 31 and 152 litres
• Nominal Flow Rate: 31 m³/h
• Nominal Head: 10.92 m
• Impeller Type: Vortex
• Maximum Particle Size: 50 mm
• Tank Materials: Polyethylene (PE)
• Connections: DN100, DN40, DN75/50 (PVC/PP)
• Tank Dimensions: 700x600x750 mm
• Net Weight: 53.5 kg
• Certifications: CE, LGA, UKCA, SEPRO, EN 12050-2

Key Advantages:

• Dual UNILIFT AP50B.50.15.3 Pump: The station features two pumps to ensure optimal performance and redundancy in case of failures.
• Easy Installation: The set includes pre-assembled pipes, facilitating on-site assembly. Standard DN100 and DN40 connection ports allow for quick and easy integration.
• Simplified Maintenance: The 380 mm inspection cover and modular design allow easy access for maintenance tasks, reducing downtime.
• Durability and Reliability: The tank is made from durable polyethylene, and the PVC and polypropylene pipes ensure a long service life and resistance in challenging environments.

Additional Details:

• Pumped Liquid Temperature: 0 to 40 °C
• Maximum Working Pressure: 10 bar
• Starting Method: Direct On Line (DOL)
• Rated Power: 1.5 kW per pump
• Rated Speed: 2785 rpm
• Motor Protection Grade: IP68, ensuring operation in humid or temporarily submerged environments.
• Number of Motor Poles: 2

The Grundfos Duolift.270.50.AP50B.50.15.3 is a robust and reliable solution for wastewater management in underground installations or where sewer infrastructure is at a higher level. Its efficient and durable design ensures continuous performance, and its ease of maintenance makes it a cost-effective choice for industrial and commercial applications.