Air Conditioning Unit

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70 / 140 / 150 TR

An ACU is used for supplying cold / hot Air into a parked aircraft's to sustain comfortable temperatures for passengers in relation to ambient conditions .The output air travels via One/Two hoses connected to the aircraft's under belly.

Available in Towable Trailer mounted / Skid Mounted / Self propelled configurations

70TR ACU / 140TR ACU / 150TR ACU

Overview

  • Highly reliable Deutz / Cummins / Detroit Diesel / Equivalent Diesel Engines.
  • Digital System – Micro controller based
  • Secure connections to aircraft
  • Operations through GUI touch screen
  • Fully automated temperature control
  • No pump down cycle
  • Meets latest EPA norms
  • Walk Away – Protection and Control (Unattended Operation)
  • Low Noise level
  • Meets MIL and ARP Standards
  • MAK’s Remote diagnosis and Monitoring System (Optional)

Technical Specification

Ratings: 35 / 70 / 140 / 150 / 200 TR
Type: Towable Trailer Mounted
Operating temperature: Depends on operating destination
Altitude: 1000 ft.
Relative Humidity: 20% to 95% (Depends on operating destination)
Storage temperature -40 to 149 °F (- 40 to 65 °C)

Engine

Engine: Deutz / Cummins / Detroit Diesel / Equivalent diesel engine
Operating Speed: Variable
Coupling: Direct through Flexible Coupling
Fuel: Diesel

Refrigerant System

Compressor: Bitzer make / Equivalent
Refrigerant: R134a
Other refrigerant: Danfoss / Henry / equivalent make
Maximum humidity: 100%

Air Flow System

Air output flow: 100 ppm to 600 ppm
Blower output pressure: upto 53″ water column
Output temperature: 39 to 54 °F (4 to 12 °C)

Monitoring

Following Parameters are displayed through GUI touch screen

  • Engine Oil Pressure
  • Engine Coolant Temperature
  • Engine RPM
  • Fuel Level
  • Battery Voltage
  • Output Air Temperature
  • Set output Air Temperature
  • Output Pressure
  • Compressor Oil Temperature
  • Engine Hours Run
  • Battery Charging Current

Protections

A. For Engine

  • Low Lube Oil Pressure Shutdown
  • High Coolant Temperature Shutdown
  • Over Speed Shutdown
  • Low Fuel Shutdown
  • Low Coolant Indication
  • Charge Fail Indication
  • Air Filter Clog Indication

B. For Refrigerant Compressor

  • Refrigerant High Discharge Pressure Shutdown
  • High Compressor Oil Temperature shutdown
  • Low Compressor Oil Pressure shutdown
  • High Compressor Oil Pressure shutdown
  • Low Compressor Oil Level shutdown
  • Refrigerant High Discharge Temperature shutdown
  • Refrigerant Low Suction Pressure Indication
  • High Output Air Temperature Indication

Note: Due to continuous development, dimensions, layout, configuration and specifications are subject to change without notice.