They consist of smooth tubes with little diameter; this allows the best compromise between high thermic performance and low pressure drops.
The maximum work pressure allowed in the oil and water circuits is 12 bar
Exchange surface from 0,2 to 3,6 m2
|Oil Flow||Power (DT 25°C)||in/out oil side||in/out water side|
|50-400||10-80||1" 1/2 - 2"||1"|