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Hydraulic Heat Exchangers

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Overheating – an expensive problem

Underestimating cooling requirements results in an oil temperature that is too high. The consequences are poor lubricating properties, higher internal leakage, a higher risk of cavitation, damaged components, etc.

Temperature optimization – a basic prerequisite for cost-efficient operation

Temperature balance in a hydraulic system occurs when the cooler can remove the energy input that the system does not consume. Temperature optimization occurs at the temperature at which oil viscosity is maintained at the recommended values.  An optimized oil temperature can extend life for both the system as a whole and the oil within it which reduces repair costs and down time.

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Industrial and Mobile Coolers - Full Catalog

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ULAC Series

The ULAC oil cooler with AC motor is optimized for use in the industrial sector. Together with a wide range of accessories, the ULAC cooler is suitable for installation in most applications and environments.  Cooling capacity up to 425 horsepower.

ULOC Series

The ULOC cooling system with three phase AC motor is optimized for use in the industrial sector. The system is supplied ready for installation. An integrated circulation pump makes it possible to cool and treat the oil in a separate circuit – offline cooling. Together with a wide range of accessories, this cooling system is suitable for installation in most applications and environments.  Cooling capacity up to 60 horsepower.

ULDC Series

The ULDC oil cooler with a 12V or 24V DC motor is optimized for use in the mobile industry. Together with a wide range of accessories, the ULDC cooler is suitable for installation in most applications and environments.  Cooling capacity up to 40 horsepower.

ULHC Series

The ULHC oil cooler with hydraulic motor is optimized for use in the mobile and industrial sector. Together with a wide range of accessories, the ULHC cooler is suitable for installation in most applications and environments.  Cooling capacity up to 185 horsepower.

OAW Series

The OAW cooler is designed for a maximum working pressure of 450 psi. The most standard application for the OAW cooler involves a cold-water circuit and a hot-oil circuit, however, fluids are not limited to oil and water. Inlets and outlets are clearly identified by the Accumulator and Cooler Division sticker affixed to the front of the unit. When in doubt, pour a liquid in one of the connections and note which connection it comes out of. This will be the inlet and outlet for one circuit (either oil or water). The other inlet should be located on the diagonal from the first inlet. Maximum cooling efficiency is achieved by cross flowing through the plates, the oil inlet and water inlet being located on a diagonal.

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