Allweiler SD high pressure Three Screw Pump

Part no.

Allweiler-SD

The Allweiler SD is a Three Screw Pump for high pressure applications up to 210 bar.

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Allweiler SD

The Allweiler SD is a three-screw rotary pump designed for high-pressure applications up to 210 bar. The series provides smooth, low-pulsation flow and reliable operation when handling clean lubricating liquids in hydraulic and industrial systems.

Thanks to its compact design and high-pressure capability, the SD pump is particularly suitable for applications requiring precise fluid delivery and dependable performance under demanding operating conditions.

Suitable Fluids

The Allweiler SD is typically used for handling:

Hydraulic oils
Synthetic hydraulic fluids
Lubricating oils
Native oils
Other clean lubricating liquids

Typical Applications

The Allweiler SD delivers reliable high-pressure pumping performance for hydraulic and lubrication systems in industrial environments.

Common applications include:

Hydraulic power units
Lubrication systems
Pressure generation systems
Industrial machinery
Mechanical engineering
General industrial technologies

Key Features

Three-screw rotary pump design
Operating pressures up to 210 bar
Smooth, low-pulsation flow
Compact construction
Suitable for high-pressure operation
Reliable handling of lubricating liquids
Designed for continuous-duty service

Technical Specifications

Parameter	Specification
Product Series	Allweiler SD
Pump Type	Three-Screw Rotary Pump
Application	High-Pressure Service
Maximum Capacity	Up to 210 l/min
Maximum Inlet Pressure	Up to 1 bar
Maximum Discharge Pressure	Up to 210 bar
Maximum Differential Pressure	Up to 210 bar
Viscosity Range	3 to 760 mm²/s (cSt)
Maximum Fluid Temperature	80°C
Maximum Speed	3,600 rpm
Pumped Liquids	Hydraulic oils, synthetic hydraulic fluids, lubricating oils, native oils, and other clean lubricating liquids
Flow Characteristics	Smooth, low-pulsation flow
Priming	Self-Priming
Mounting Options	Bulkhead Mounting, Horizontal Installation, Vertical Installation, In-Tank Installation, Submerged Design, Dry Installation
Typical Applications	Hydraulic Power Units, Lubrication Systems, Pressure Generation Systems, Industrial Machinery
Construction	Three-Screw Design for High-Pressure Operation

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