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Vacon NXA series User Manual

Vacon NXA series
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Installation vacon • 67
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
5
5.2.4 Steering air flow
Cooling air must be taken in through the ventilation gaps on the door and blown out at the top of the
enclosure. To steer the hot air from the power unit to the outlet at the top of the enclosure and
prevent it from circulating back to the fan blower, use either of the following arrangements:
Figure 37. Cabinet cooling airflow guides
NOTE! If a flat roof is used, mount a V-shaped air guide on the underside of the roof to direct the air
flow horizontally. See Figure 38.
Figure 38. Roof structure seen from the side
A.
Install a closed air duct from the power unit to the outlet on top of the enclosure
(A in Figure 37).
B.
Install shields in the gaps between the power unit and the cabinet walls (B in Figure 37).
Place the shields above the air outlet gaps at the sides of the module.
Shields
Sheet metal
Touch
Mesh type touch
Air duct
protection
protections
11216.emf

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Vacon NXA series Specifications

General IconGeneral
BrandVacon
ModelNXA series
CategoryController
LanguageEnglish

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