27
The drain must be equipped with a siphon with non-return valve or a siphon disconnected from the sewage
network.
H min. (mm) = P (Pa)/10
with P = absolute pressure of the AHU/Duct
Siphon by positive pressure
Siphon by negative pressure
2H
H
2H
H
NOTES:
The drain valve has to be protected from impacts, humidity and light. The overflow piping outlet must be
always free.
Water draining installation example with a water inlet purge.
NOTE:
In case of power shutdown, the water basin must be drained manually using the manual draining valve option.
Water bassin filling valve
Supply water draining valve
Filters
Supply water
Summary of Contents for EvaPack Series
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