Hydrostatic Transmissions....


 

Sauer-Danfoss offers transmission solutions for off-highway vehicles, both at component and system levels. Our product range makes it possible to cover low, medium and high powered applications with single and dual path propulsion drives as well as closed loop auxiliary transmissions. Electronic controls from Sauer-Danfoss can be used in a wide range of mobile applications. The Sauer-Danfoss product portfolio consists of standardized products as well as customer and application tailored solutions.

Hydrostatic transmission solutions

For low and medium powered vehicles such as aerial lifts, skid steer loaders, walk-behind rollers and industrial forklift trucks, and for high powered vehicles like combines, crawlers, forestry machinery and rollers, Sauer-Danfoss offers the right hydrostatic transmission solutions.

  Features and Benefits
 
  • Advanced technology
  • Pumps and motors for closed circuit applications
  • Controls for every application
  • Compact and light weight
  • Integral loop flushing valve option for motors
  • System packages
  • Proven reliability and performance
  • Worldwide sales and service
  • Variety of filtration options for pumps
  • Extensive field experience


Axial piston variable displacement single and tandem pumps (Series 40 and 42)

 
  • Robust and easily serviced
  • 7 different displacements
  • Complete family of control systems
  • Through drives for auxiliary pumps
  • Pressures up to 350 bar (5076 psi) for Series 40
  • Pressures up to 450 bar (6019 psi) for Series 42


Axial piston fixed and variable displacement motors (Series 40)

 
  • Robust and easily serviced
  • 4 different displacements
  • Compact design
  • Short installed length
  • Pressures up to 350 bar (5076 psi)


Axial piston two-position LV-motors

 
  • 3 different displacements in one compact package
  • Short installed length
  • Compact design
  • 3:1 working displacement ratio
  • Zero displacement (degree) capability


Axial piston variable displacement pumps (Series 90)

 
  • Highest through-drive capability
  • High power
  • The most technically advanced hydraulic units in the industry
  • 6 different displacements
  • Complete family of control systems
    • manual displacement controls (MDC)
    • electrical displacement controls (EDC)
    • hydraulic displacement controls (HDC)
    • electrical automotive controls (NFPE)
  • Compact and light weight
  • Closed circuit
  • Pressures up to 480 bar (6962 psi)


Axial piston fixed and variable displacement motors (Series 90)

 
  • Cartridge motors designed for direct installation in compact planetary drives
  • 5 sizes of fixed displacement motors in SAE-flange configuration
  • 2 sizes of fixed displacement motors in cartridge configuration
  • 2 sizes of variable displacement motors in SAE-flange and cartridge configuration
  • Variable motor with 3:1 displacement ratio
  • Variable motors available with electrohydraulic or hydraulic two position control
  • Short installation length
  • Pressures to 480 bar (6962 psi)


Bent axis variable displacement motors (Series 51 and 51-1)

 
  • Advanced technology
  • 4 sizes in SAE, DIN ISO, and cartridge flange configurations, 60 cc/rev (3.7 cu-in/rev) to 160 cc/rev (9.8 cu-in/rev)
  • Cartridge motors designed for direct installation in compact planetary drives
  • Large displacement ratio (5:1)
  • Pressure compensated and two-position controls available
  • Compact and light weight
  • Speeds to 7000 rpm
  • Pressures to 480 bar (6962 psi)


Integrated pump systems (IPS)

 
  • Simplified hydraulic circuit
  • Lower power loss
  • Low noise
  • available with SAE mounting flange
  • Short installation length
  • NFPE transmission control
  • Integrated auxiliary pump
    • axial piston load sensing (LS) pump, 57 cc/rev (3.5 cu-in/rev)
    • cast iron gear pump, 44 cc/rev (2.7 cu-in/rev)
  • Temperature control
  • Pressures to 480 bar (6962 psi) for closed circuit 75 cc/rev (4.6 cu-in/rev)
  • Pressures to 350 bar (5076 psi ) for open circuit 57 cc/rev (3.5 cu-in/rev)
  • Pressures to 260 bar (3771 psi) for open circuit 44 cc/rev (2.7 cu-in/rev)