HF



The PEDROLLO HF series comprises non self-priming closed impeller pumps with close-coupled motors that are specifically designed for high flow applications. These pumps are well-suited for heavy-duty industrial and agricultural use, featuring adequate passageways in the volute and impeller to allow the pumping of water with a light silt load. The pumps are of a back pullout design, which allows for dismantling without the need to disconnect the pump casing from the pipework. The pump body is constructed from cast iron, while the impeller is made from a brass alloy. Here are some applications where the PEDROLLO HF series pumps can be used:

1. Industrial Water Transfer: The HF pumps are suitable for transferring large volumes of water in industrial settings. They can be used for applications such as water circulation in industrial processes, cooling systems, or water supply for manufacturing equipment.

2. Agricultural Irrigation: These pumps can be utilized in agricultural irrigation systems that require high flow rates. They can effectively distribute water for irrigation in fields, orchards, or large-scale farming operations, ensuring optimal crop growth and yield.

3. Water Supply for Large Buildings: The HF pumps are capable of delivering high flow rates, making them suitable for water supply in large buildings such as commercial complexes, hotels, or industrial facilities. They can ensure an adequate water supply for various purposes like firefighting systems, restrooms, or industrial processes.

4. Water Circulation in Ponds or Lakes: These pumps can be used for water circulation in ponds or lakes. They help maintain water quality by promoting oxygenation and preventing stagnation, contributing to a healthier aquatic ecosystem.

5. Flood Management: The HF pumps can be employed in flood management systems where large volumes of water need to be transferred or removed quickly. They can assist in mitigating flood situations and facilitating water drainage.

6. Water Treatment Plants: These pumps find applications in water treatment plants, including filtration or sedimentation systems, where high flow rates are required. They can handle the movement of water through various treatment stages effectively.

7. Water Features and Fountain Displays: The HF pumps are suitable for creating impressive water features and fountain displays. Their high flow capabilities allow for dynamic water movements, enhancing the visual appeal of architectural installations, gardens, or public spaces.

8. Water Recycling Systems: These pumps can be utilized in water recycling systems that involve the transfer of large volumes of water. They can aid in the collection, filtration, and redistribution of recycled water for various purposes, such as irrigation or industrial processes.

The PEDROLLO HF series pumps, with their non self-priming closed impeller design, back pullout capability, and robust construction, are designed for heavy-duty applications that require high flow rates. Their ability to handle light silt loads and their suitability for industrial and agricultural use make them reliable choices in various water transfer scenarios.

MOTOR
Pumps are close coupled to Pedrollo brushless TEFC induction motors designed for continuous operation. Single phase motors are provided with a thermal cutout in the windings to protect against electric and mechanical overload and can be connected directly to the mains power supply through a 10Amp fuse or MCB. Three phase motors require remote DOL starter protection according to local regulations.

Enclosure Class: IP44
Insulation Class: F
Speed: 2900rpm

OPERATING CONDITIONS

Pumped liquid: Thin, clean, chemically non-aggressive liquids without solids or fibres.
Max. Fluid Temperature: +60°C
Max. Ambient Temperature: +40°C
Max. Suction lift: 7m (at sea level)

PUMP DATA

Model Voltage
(V)
Power
(kW)
Current
(A)
Dimensions (mm) Weight(kg)
DN1 DN2 L H W
HFm 6B 1x240V 1.5 9.8 3” 3” 411 312 240 30
HF 6A 3x415V 2.2 4.8 3" 3" 411 312 240 30
HF 20B 3x415V 3.0 6.8 4" 4" 455 312 255 35
HF 20A 3x415V 4.0 8.8 4" 4" 470 312 255 41
HF 30A 3x415V 7.5 15.9 4" 4" 385 370 292 65

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