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Hydac Oil / Air Cooler Units Mobile Application and Hydraulic Motor OK-ELH and AC-LNH Types

The HYDAC Oil/Air Cooler Units Mobile Application with Hydraulic Motor OK-ELH and AC-LNH series are designed for mobile systems requiring high performance and compact installation. Equipped with hydraulic motors, they deliver efficient cooling using existing hydraulic power, ideal for cranes, concrete mixers, pump drives, and gearbox cooling.

Key Features:

  • Cooling capacity up to 140 kW
  • Hydraulic motors ranging from 6.3 to 22 cm³/rev
  • Optional continuously variable speed control

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HYDAC Oil / Air Cooler Units Mobile Application and Hydraulic Motor OK-ELH and AC-LNH Types

The coolers of the OK-ELH series are equipped with a hydraulic motor and were specially developed for mobile applications for which high performance and simple installation on the smallest possible installation space must be guaranteed.

Typical applications are

  • Mobile cranes
  • Concrete mixers
  • Pump drives of concrete trucks
  • Road finishers and
  • Gearbox cooling

Advantages:

  • Environmentally friendly: exchange between air and oil not possible
  • For commissioning only the existing hydraulic power can be used
  • Low operating costs, no additional cooling circuit necessary for the cooling medium, i.e. air

OK-ELH product features:

  • Cooling capacity up to 140 KW
  • Hydraulic motors from 6.3 to 22 cm³/rev
  • Version with continuously variable speed control possible
  • Simple dismantling of components
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