Airflow DUPLEXBASE PT 900 Handbuch für Installation, Verwendung und Wartung - Seite 9

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The unit must be secured against movement.

4.5.

Ductwork connections

Connect the HVAC duct following the design documentation. Make sure that the air exhausted at

i2 does not return back to the fresh air supply e1.

Air duct must be connected to inlet ports in a way that a uniform flow rate is achieved in the whole

cross-section of inlet ports.

A straight air duct being at least 1 m long must be firmly connected to extraction ports to achieve a

uniform flow rate in the whole cross-section of extraction ports.

A duct being at least 2 m long must be always connected to fan outlets to prevent injury caused by

the fan's impeller. This duct must be connected in such a way that it can be dismantled only by

using tools.

4.6.

Connecting the condensate drain pipe

The unit is equipped by two condensate outlets; these are used depending on whether an

integrated cooler is installed and what unit orientation is selected.

Use of condensate drains, Duplexbase PT without integrated cooler