UNILIFT AP12.40.08.1 Submersible Pump

The Grundfos UNILIFT AP12.40.08.1 submersible pump is a robust and efficient solution for handling domestic wastewater and greywater. Designed in AISI 304 stainless steel, this pump is suitable for both fixed installations and portable use, providing versatility in various work environments. Thanks to its stainless steel structure and vertical single-cell design, this pump is corrosion-resistant, ensuring long service life even in demanding conditions.

Technical features

The UNILIFT AP12 is designed to pump non-aggressive water and wastewater with solid particles up to 12 mm, ideal for applications such as groundwater, surface water, rainwater drainage, and similar. Among its characteristics is its SEMI OPEN impeller, which allows free passage of particles up to 12 mm without compromising pump performance.

The pump is equipped with a double seal system and an intermediate chamber with special non-toxic oil, protecting the internal components of the pump and increasing its resistance to the ingress of external agents. Its submersible motor of 3-phase type, fully enclosed and with insulation class F, guarantees safe and stable operation underwater, with a continuous cooling system ensuring consistent performance.

Additional specifications

• Liquid temperature range: The UNILIFT AP12 can handle liquids with temperatures between 0 and 55 °C, with an optimal operating temperature of 20 °C.
• Maximum flow rate: Capable of pumping up to 5.83 litres per second, allowing for efficient and rapid drainage in various applications.
• Installation depth: Can be installed up to 7 metres deep, making it a suitable option for different types of wells and tanks.

Components and materials

Manufactured primarily in stainless steel EN 1.4301 (AISI 304), the UNILIFT AP12 ensures durability and corrosion resistance. The materials used in its structure and components, such as the impeller and pump body, are designed to withstand the demands of wastewater pumping. The cable connection is made of brass (Brass CW602N C35330) to ensure a robust and sealed connection.

Electrical and installation data

The UNILIFT AP12 operates at an input power of 1.2 kW and a rated power of 0.8 kW, with a network frequency of 50 Hz. It is designed to operate with a rated voltage of 3 x 400 V, with a rated current of 2.1 A and a power factor (cos phi) of 0.87. This configuration allows for efficient performance in high-energy-demand applications.

It features IP68 protection, ideal for both indoor and outdoor installations, ensuring maximum protection against dust and continuous immersion in water. The 10-metre cable length facilitates connection in different locations, and its carrying handle allows for easy handling when portable use is required.

• Permitted ambient temperature: 0 to 55 °C
• Connection type: Rp with a size of 1 1/2 inches
• Net weight: 12.5 kg, making it manageable without compromising its robustness

The Grundfos UNILIFT AP12.40.08.1 is an easy-to-handle, durable pump suitable for multiple dewatering and wastewater management applications.