ABB ACS 800 Series, Руководство по установке

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Drive module of frame size R7 with bottom exit and Rittal cooling unit
26
Cooling air flow
View of the cabinet without the front door
Air baffles at the sides and front
top of the drive module are
needed for guiding the cooling air
from the cooling unit into the drive
module through its inlet grating.
See chapter
Dimensional
drawings for the dimensional
drawings of the air baffles.
The drive module is fastened to
the back mounting plate of the
enclosure leaving 50 mm (1.97 in.)
free space in front of the module
for the air inlet.
Cooling unit
SK 3332.540
Fastening points of the top air baffle
Side air baffles
Front top air baffle
EMC screen mesh (needed in
first environment installations
only, see page
50. )
Cool
Hot
Hot
Principle of the cooling element
Power supply
terminal block of
the cooling unit