4 Assembly and connection
EN
10 Rittal enclosure cooling unit
Fig. 15: Removing the louvred grille & disconnecting the display
Cut the supplied sealing tape to the correct length and
stick it carefully along the front enclosure half so that
no gaps are left at the connection points.
Fig. 16: Applying the self-adhesive tape
Loosen the four nuts and washers from the front en-
closure half.
Push the unit into the mounting cut-out from the inside
of the enclosure, and secure it to the enclosure from
the outside using the washers and nuts.
Only for 3302.xxx:
Before installing, remove the four screws as shown.
Fig. 17: 3302.xxx only: removing the four screws
Fig. 18: Securing the cooling unit
Where necessary, additionally secure the unit using
the supplied mounting plates as shown in fig. 18.
Carefully connect the display connector.
Push the louvred grille and, where applicable, the infill
panel, onto the enclosure.
4.4 Connecting the condensate discharge
A condensate discharge hose can be fitted to all types
of cooling unit (except NEMA 4X devices).
The condensate discharge
– must be laid with a suitable and constant gradient (no
siphoning)
– must be laid without kinks
– must not have a reduced cross-section if extended
The condensate hose is available as an accessory (refer
also to Accessories in the Rittal Catalogue).
Note:
The tightening torque for the nuts is 6 Nm.