Commercial Vehicle Solutions

Electronic Air Processing Units

Engineered for optimized performance with less energy consumption​

KEY FACTS

Fuel Efficiency

Up to 2% fuel saving when used with c-comp clutch compressor

Flexible Solution

Design adapts to wide range of vehicles and applications

Quieter Operation

Reduced noise levels enhance driver comfort

Proven Technology

More than one million units on the road worldwide

What can Electronic Air Processing Units provide?

Air processing solutions dry, clean, store and distribute the compressed air to enable proper system operation under all conditions. Electronic Air Processing Units (E-APUs) and Electronically Controlled Air Processing Units (EC-APUs) deliver extra fuel savings thanks to intelligent air compressor control.​

Details

FuelGuard Electronic Air Processing Unit​

Features & Capabilities:​
  • Improved electronic APU incorporating air dryer, multi-circuit protection valve, pressure sensors and control functions for power reduction, clutch and electrically driven compressors​
  • Connected via CAN-bus to the vehicle's electronic architecture to enable on-demand and optimized compressor control adapted to driving situations​
  • Supports a wide range of vehicle types and applications thanks to its modular design, small size, low weight and rich set of options​
  • Supports optional features such as air leakage detection and cartridge service interval indication​

FuelGuard Electronic Air Processing Unit​

Customer Benefits: ​
  • Enables optimized usage of available kinetic energy during engine “overrun” phase to fill up air reservoirs​
  • Enables significant fuel savings when used in combination with ZF's c-comp compressor technology or compressors equipped with an OPR system (Optimized Power Reduction)​
  • Cost efficient design automatically adapting to a variety of compressor and air reservoir sizes​
  • Enables reduced noise and enhanced driver comfort

FuelGuard Lean Electronically Controlled Air Processing Unit​

Customer Benefits:​
  • Air dryer equipped with two solenoids and combined with multiple circuit protection valve ​
  • Smart and cost-efficient integration of ZF fuel saving software in external available ECU​
  • Provides solenoids to activate air regeneration and compressor on-load or off-load​
  • Enables significant fuel savings when used in combination with ZF's c-comp compressor technology or compressors equipped with an OPR system (Optimized Power Reduction)​
  • Most efficient use of engine-free energy or "overrun" phases​
  • Designed for easy installation and maintenance​

ECAD Electronically Controlled Air Dryer​

Customer Benefits:​
  • Air Dryer equipped with two solenoids to activate air regeneration and compressor on/off-load​
  • Provides fuel savings potential thanks to intelligent compressor control​
  • Efficient design delivering weight and space savings​
  • Monitors the cartridge life to reduce risk for the air system​
  • Single model supporting complete vehicle ranges (low and high-pressure variants)​
  • Supports smart integration of ZF's fuel-saving software in existing available ECU​

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