WEITAI Hydraulic

A21VG Swashplate Piston Pump
WEITAI Axial Piston Swash Plate Pump suitable for systems requiring variable speeds and loads, such as those found in construction machinery, industrial equipment, and mobile applications.
Key Features
Large variety of controls
Variable axial piston pump of swashplate design for applications in a close circuit
High pressure relief valves with integrated boost function
Flow direction changes smoothly when the swashplate is moved through the neutral position
Technical Specification.
Specifications
Size23 47 56 
Displacement(cc/rev)23×247×256×2
SpeedRated(rpm)3300 3300 3000 
Max. (rpm)3600 3550 3250 
Min. (rpm)500 500 500 
PressureRated(bar)250 420 420 
Max. (bar)300 450 450 
Min. (bar)High-pressure side20 25 25 
Low-pressure side10 10 10 
Charge pump displacement(cc/rev)9.4 15/20-
Casting pressureRated(bar)1.5 
Max.(bar)(Short-time peak pressure)2.5 
Oil  viscosity(mm²/s)10~1000,Best range:16~36
Oil temperature(℃)-20~95
Oil cleanlinessISO 4406 Class 20/18/15 or higher
Weight(Kg)28 56 60.3 


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