Mobile hydraulic power unit HT-E-3-6

for helicopter

IDEAL FOR • MAINTENANCE AND OVERHAUL CHECKS OF AMM / ATA CHAPTER 29 • FILLING AND DRAINING OF AIRCRAFT RESER VOIR • FLUSHING OF AIRCRAFT HYDRAULIC SYSTEM TO CLASS 6 NAS1638 OR BETTER FEATURES • Single system (S): one pressure and one return line or • Dual system (S2): single system with two pressure and two return lines • Axial piston pump variable stroke with proportional control of flow and pressure • Boost pump for closed loop circuit • Stainless steel reservoir of 50 liter with drain valve and filling cap • Fluid contamination level NAS 1638 class 6 or better • Oil-air cooler with low noise level suitable for tropical conditions • Open and closed loop configuration • Temperature and boost pressure shut down switches • Oil sample and calibration points • De-aeration / flushing valve • Operator panel with graphic layout, digital display with maintenance and failure indication given in clear text • Controlled by a PLC system with safety devices and switches • Flow setting by potentiometer. Display will indicate the value of actual flow • Pressure setting by push buttons + and • Hydraulic and electric components completely isolated from each other • Weather proof cover for operator panel • Canopy out of steel, spray painted • Doors for easy maintenance • Heavy duty frame with drip tray • Lifting points, tie down and fork lift pick-up points • Maximum towing speed 16 km/h • Wheels with brakes OPERATOR PANEL A Digital display with failure and maintenance notifications B Digital readout of acutal flow C High pressure gauge