• Track Your Order
  • Product Search
ATA-29 Hydraulic Power Unit 55, 56, & 57 Series

Industrial Hydraulic Power Units 55, 56, 57

  • Features:
  • Adjustable working pressure
  • 3 phase, electric motor available in 6 voltages (50 or 60 Hz)
  • Adjustable pressure compensated, variable volume, piston pump
  • 70 gal (265 l) stainless steel reservoir with desiccant air filtration canister
  • Large oil cooler with 3 phase electric fan (38,000 btu/hr cooling capacity)
  • High efficiency, non-bypassing pressure filter with 2-micron absolute, Microglass III element (Beta rating > 200 based on ISO 4572)
  • Large capacity return filter with 5 micron absolute, Microglass III element (Beta rating > 300 based on ISO 4572)
  • Easy access fluid sampling valve (meets ANSI T2.24.1-1991)
  • 2-48 gpm (8-180 lpm) dual scale flow meter
  • Dual scale pressure gauge
  • Standard 25 ft (7.62 m) pressure and return hoses
  • Standard 50 ft (15.24 m) input power cord without input plug
  • High Fluid temperature (>160° F) shut off switch with LED indicator light
  • 30-240° F (0-115° C) dual scale pyrometer
  • Hourmeter
  • Finish: Durable Powder Coat Tronair Blue
  • Length: 82 in (208 cm)
  • 89 in (226 cm) with option N - Towing Trailer Package
  • Width: 63.75 in (162 cm)
  • 70.75 in (180 cm) with option C - Split System
  • Height: 62 in (158 cm)
  • 70.5 in (180 cm) with option N - Towing Trailer Package
  • HPU Optional Features (PDF)
  • HPU Quick Select Chart (PDF)
  • HPU Ordering Instructions(PDF)
Tronair has a complete inventory of ATA-29 Hydraulic Power Units Series 55, 56, and 57! Find the exact industrial hydraulic power units to fit your needs. With a variety of flow and pressure ranges, weights and motor horsepower, you're sure to find hydraulic power units for sale to fit your needs. Tronair offers a wide variety of hydraulic power units to meet your specific aircraft requirements They are widely used in the commercial, regional, and business aircraft environments.

The product you are viewing is 3-phase voltage and hertz specific. When ordering, please be certain you choose the correct voltage/hertz for the specific location where your product will be used.

Model Number Fluid Pressure
psi (bar)
Pressure Gauge Max
psi (bar)
Motor
hp (kW)
Pump Flow (50 Hz)
gpm (lpm)
Pump Flow (60 Hz)
gpm (lpm)
Pressure Hose
size
Return Hose
size
Weight
lb (kg)
5511 MIL-PRF-5606 250-5,000 (17.2-345) 7,500 (515) 75 (56) 20 (78) 25 (94.6) 12 (3/4) 20 (1 1/4) 3,500 (1,588)
5521 MIL-PRF-83282 250-5,000 (17.2-345) 7,500 (515) 75 (56) 20 (78) 25 (94.6) 12 (3/4) 20 (1 1/4) 3,500 (1,588)
5531 Skydrol or Hyjet 250-5,000 (17.2-345) 7,500 (515) 75 (56) 20 (78) 25 (94.6) 12 (3/4) 20 (1 1/4) 3,500 (1,588)
5611 MIL-PRF-5606 250-4,000 (17.2-276) 6,000 (410) 40 (30) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)
5621 MIL-PRF-83282 250-4,000 (17.2-276) 6,000 (410) 40 (30) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)
5631 Skydrol or Hyjet 250-4,000 (17.2-276) 6,000 (410) 40 (30) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)
5641 MIL-PRF-87257 250-4,000 (17.2-276) 6,000 (410) 40 (30) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)
5711 MIL-PRF-5606 250-4,000 (17.2-276) 6,000 (410) 75 (56) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)
5721 MIL-PRF-83282 250-4,000 (17.2-276) 6,000 (410) 75 (56) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)
5731 Skydrol or Hyjet 250-4,000 (17.2-276) 6,000 (410) 75 (56) 28 (107) 34 (129) 16 (1) 24 (1 1/2) 3,500 (1,588)

 

GSA Approved logo
Stay Connected
All content on this website subject to terms and conditions
© 2024 - Tronair
Take our survey for a chance to win.