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msuphi
27-06-2022, 02:19 PM
Hello. I have a Stulz CSD442A model 38000 kcal dual circuit air conditioner with r407 refrigerant. The problem is that it draws water drops from the evaporator and creates a water leak. No icing, no clogged drains. The air flow is created by a 5kw 3-phase motor rotating the fan. What do you think is causing the problem?

frank
27-06-2022, 07:01 PM
The airflow through the coil is above 2.5m/s resulting in moisture carry over.
In cases like this you need to install moisture eliminator blades. Quite common funtion when the fan is sized too large for the coil.

msuphi
28-06-2022, 07:06 AM
could it be something else? Because there are more than one of these air conditioners and only a few of them have this problem. What kind of knives are these blades you are talking about, can you give a link?
Thanks...

frank
28-06-2022, 01:15 PM
Have a look here..https://www.munters.com/en/munters/products/mist-eliminators/df-2500-/