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External Gear Units
External Gear Motors for Fan Drives 

Used in material-handling systems, construction machinery, buses, HGV and passenger cars with proportional closed loop speed control
 
  • For fan powers up to 20 kW
  • Proportional fan speed control
  • Failsafe behavior in event of power failure
  • Low hydraulic energy losses
  • Precise coolant temperature control


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Documentation

Data sheet 

Instruction manual 

Gear motor with proportional pressure relief valve
Size 8 11 14 16 19 22  
Displacement Vg max cm³ 8 11 14 16 19 22,5  
Speed max. at p1 n rpm 3000 3000 3000 3000 3000 3000  
Prop. pressure relief valve, flow rate Qmax l/min 150 150 150 150 150 150  
Prop. pressure relief valve, operating pressure Pmax bar 220 220 220 220 220 220  
Solenoid voltage U V 12, 24 12, 24 12, 24 12, 24 12, 24 12, 24  
Power consumption, solenoid P W 18 18 18 18 18 18  
Weight m kg 3,5 3,6 3,8 4 4,2 4,4  



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Product Catalog Mobile Hydraulics, online version, last changed 2013-02-25
©Bosch Rexroth AG, subject to change