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Series 520 Hydraulic Power Unit(Diesel Engine Drive)

25 - 60 GPM Super Duty Single System, Diesel Powered Hydraulic Power Unit Durably engineered for the toughest applications, designed to meet or exceed standards set by national stock number specifications. Electric motor available as prime mover.
Key Features


  • Stainless steel construction

  • Precise digital pressure gauges

  • 100% duty cycle operation

  • Temperature monitoring system


Standard Features

General Features

 

  • Performance Assured 100% Duty Cycle

  • Will Deliver Maximum Flow @ Maximum Pressure

  • Dual System for Operational Checks of Aircraft with Primary and Secondary Hydraulic Systems

  • Dependable Perkins Diesel Engine

  • Weather Proof Cabinet with Hose Storage

  • Heavy Duty Frame with Puncture Proof Tires

  • Complete with Spare Components for Maintenance

 

Instrumentation


  • Dual Variable Area Flow Meters (4% Accuracy)

  • Dual Test Quality Pressure Gauges (1% Accuracy)

  • Dual Scale Pyrometer / Oil Temperature Gauge (2% Accuracy)

  • Test Quality Boost Pump Pressure Gauge

 

Functions

 

  • Boost pump for closed loop circuit

  • Open loop configuration for filling and draining of aircraft reservoir

  • Dual system with dual inlets and outlets with shut-off valves

 

Hydraulic System

 

  • Axial piston pump variable stroke with proportional control of flow and pressure

  • Fluid Sample Port

  • Pressure filter 3 micron absolute, low pressure filter 10 micron absolute with electric clogged condition indicator

  • Stainless steel reservoir capacity 150% of maximum pump output (refer to model number)

  • Pressure and return hoses 35 ft. long

  • High volume hand pump with filter and pressure gauge for servicing aircraft's reservoir

 

Control Panel

 

  • Contains all control gauges and indicators for hydraulic system

  • Accessible through hinged panel in a dust and water-proof housing

  • Illuminated to enable easy operation at night

  • Graphic layout for ease of operation

  • Protective cover for control panel

 

Structure

 

  • Strong and heavy-duty chassis

  • Heavy-duty frame with dip tray

  • Hydraulic and electrical components completely isolated from each other

  • Canopy made of steel, spray painted

  • Maximum towing speed 16 km/hour, parking brake on front wheel by tow in upright position

  • Tie down / lifting points

  • Fork-lift pick-up points

 

Accessories

 

  • Bottle samplers for laboratory check of contamination

  • All models incorporate inline sensor for connection with hydraulic contamination monitoring

  • One set of hydraulic pressure and return lines, 35 ft. long

  • One 45 Watt swiveling spotlight

  • One CO2 fire extinguisher mounted on the outside of the unit

  • One tool kit for routine scheduled/unscheduled maintenance


Switches Gauges Indicators

  • Analog pressure gauge 0-4000 PSI in pressure line and 0-200 PSI in return line (1% Accuracy)

  • Analog readout for actual flow

  • Flow setting by flow control valve

  • Pressure setting by pressure relief valve

  • Temperature shut down switch

  • Emergency shut-down button

  • Low pressure filter clogged condition indicator

  • Switch for low and high level and return pressure gauge


Standard Features
Warranty
Dimensions (click on image to enlarge)

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