Air Outlet Duct On The Cabinet Roof (Option +C130) - ABB ACS880 Mechanical Installation Instructions

24 Mechanical installation
1 Air inlet area
Support the plinth of the cabinet all round.
The air duct must be able to supply a sufficient volume of cooling air. See technical
data for the minimum air flow values.
Top cable entry adapter and joining cubicles have no air inlet.
WARNING!
Make sure that the incoming air is sufficiently clean. If not, dust goes into the
cabinet. The outlet filter on the cabinet roof prevents dust from going out. The
collected dust can cause drive malfunction and danger of fire.

Air outlet duct on the cabinet roof (option +C130)

￭
The option adds air outlet ducts to each cubicle of the cabinet line-up. The outlet
diameter (and quantity) of the ducts depend on the cubicle width. The ducts used are
from the Veloduct series by FläktGroup.
Cubicle width
(mm)
Veloduct type
300 BDEA-6-020
400 BDEA-6-031
500 BDEA-6-031
600 BDEA-6-040
700 BDEA-6-040
800 2 × BDEA-6-031
1000 2 × BDEA-6-031
The ventilation system must keep the static pressure in the air outlet duct sufficiently
below the pressure of the room where the drive is located in order that the cabinet
fans can produce the required air flow through the cabinet. Make sure that no dirty
1 1
1 1
Outlet duct
Outer diameter Inner diameter
(mm)
200
310
310
400
400
310
310
1 1
1 1
Cross-sectional
2
(mm) area (m )
194 0.030
304 0.073
304 0.073
394 0.122
394 0.122
304 0.145
304 0.145
Channel
Recommended
inner diameter
(mm)
200.0 ... 200.7
315.0 ... 315.9
315.0 ... 315.9
400.0 ... 401.0
400.0 ... 401.0
315.0 ... 315.9
315.0 ... 315.9