Bell housings with oil-air heat exchange

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Bell housings are connection elements between drive motors and hydraulic pumps.
On the model with built-in oil-air cooler "PTK", the oil is cooled efficiently
by an air stream, produced by a fan wheel mounted on the motor shaft.

Technical details :
 Drive power electric motor up to 22 kW ( electric motor size 180 L )
 Cooling capacity up to 5 kW
 Oil flow up to 70 l/min

Advantages for the customer :
 The combination of noise-damping bell housing and oil-air cooler considerably simplifies the construction and reduces the cost of hydraulic systems
 The high cooling capacity of the built-in cooler enable the user to reduce his tank capacity
 One drive motor for hydraulic pump and fan
 Saves space and reduces weight
 Service friendly
 Noise level

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Hydac International