Описание Robust high pressure pump with integrated boost pump Size 250 … 750 Nominal pressure 350 bar Maximum pressure 400 bar Closed circuit Features Integrated boost pump for boost and pilot oil supply Integrated pressure relief valves for boost-, control- and high-pressure Robust pump with very long service life Integrated flushing valve Through drive for mounting of further pumps up to same nominal size Flow direction changes when the swashplate is moved through the neutral position Axial and radial load capacity of drive shaft Low operating noise Visual swivel angle indicator Controls with short response times High total efficiency Swashplate design Technical data Table of values Size 250 355 500 750 Displacement geometric, per revolution Vg max cm³ 250 355 500 750 Nominal pressure pnom bar 350 350 350 350 Maximum pressure pmax bar 400 400 400 400 Maximum speed at Vg max nnom rpm 2200 2000 1800 1600 Flow at Vg max and nnom qV nom l/min 550 710 900 1200 Power at qV nom and Δpnom 1) P kW 321 414 525 700 Torque at Vg max and Δpnom M Nm 1391 1976 2783 4174 Weight (approx.) m kg 214 237 350 500 1) Δpnom = 350 bar Controllers/adjustment devices Pilot-pressure related proportional control HD Pilot-pressure related proportional control HD Available for A4VSO, A4VSG and A4CSG Control is pilot-pressure related Different pilot-pressure ranges available Power control, pressure control and electrical pilot pressure supply optional Standard spring-centering of the stroking cylinder Data sheet Spare parts & repair Electrohydraulic control with proportional solenoid EP Electrohydraulic control with proportional solenoid EP Available for A4VSG and A4CSG Electro-proportional control by a current signal High control accuracy Resets to neutral position in the event of a signal failure With manual override Data sheet Spare parts & repair Electrohydraulic control systems HSx, HMx, EOx Electrohydraulic control systems HSx, HMx, EOx Available for A4VSO, A4VBO, A4VSG and A4CSG Electrohydraulic control with proportional and control valve Digital electrohydraulic control systems with amplifier Control of swivel angle, pressure and power (HS5P) Usable as a special version in mooring operation (overcenter) Data sheet Spare parts & repair Pilot-pressure related proportional control HD Pilot-pressure related proportional control HD Available for A4VSO, A4VSG and A4CSG Control is pilot-pressure related Different pilot-pressure ranges available Power control, pressure control and electrical pilot pressure supply optional Standard spring-centering of the stroking cylinder Data sheet Spare parts & repair Electrohydraulic control with proportional solenoid EP Electrohydraulic control with proportional solenoid EP Available for A4VSG and A4CSG Electro-proportional control by a current signal High control accuracy Resets to neutral position in the event of a signal failure With manual override Data sheet Spare parts & repair Electrohydraulic control systems HSx, HMx, EOx Elec
Бесплатная доставка по РФ при заказе от 50 000 р.
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