REXROTH Pump PGH4-31/040RE11VU2
REXROTH PGH4-31/040RE11VU2 is a high-performance external gear pump belonging to the PGH series, designed specifically for industrial hydraulic systems. This pump has the characteristics of compact structure, high efficiency, and low noise, and is suitable for medium and high pressure hydraulic applications, such as engineering machinery, machine tools, metallurgical equipment, etc.
Main features
-High pressure performance: The maximum working pressure can reach 250 bar (peak pressure 280 bar), suitable for demanding working conditions.
-High efficiency: Optimized gear design and clearance control reduce internal leakage and improve volumetric efficiency.
-Low noise: Using precision machined gears and bearings, it runs smoothly with low noise levels.
-Modular design: can be combined with multiple flange, shaft extension, and sealing options for easy system integration.
-Long lifespan: Wear resistant materials and precision manufacturing processes ensure a long service life.
Technical Parameter
-Displacement: 40 cm ³/rev ("040" in the model indicates displacement)
-Speed range:
-Rated speed: 1500~3000 rpm
-Minimum speed: 500 rpm (depending on viscosity)
-Flow range: up to 120 L/min (at 3000 rpm) based on rotational speed
-Pressure range:
-Rated pressure: 250 bar
-Peak pressure: 280 bar
-Medium temperature range: -20 ° C to+80 ° C (recommended working oil temperature is 30~60 ° C)
-Viscosity range: 10-1000 mm ²/s (optimal viscosity 16-36 mm ²/s)
-Installation method: flange installation (compliant with SAE or ISO standards)
application area
-Industrial hydraulic systems (such as injection molding machines, presses)
-Construction machinery (excavators, loaders)
-Agricultural Machinery
-Fixed equipment (such as wind power, metallurgy)
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