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IMD 100 Integration manual 4189360015 Rev. G
Mechanical integration
Page 17 of 243
IMD 135:
shows the heat radiation of IMD 135 inside the cabinet as a function of the heat
sink temperature. At this temperature, the heat contribution from the IMD inside the cabinet is
approximately 81 W.
Figure 5
Radiated heat from the IMD inside the cabinet
4.1.2.3 Free space around the IMD
Outside the cabinet, keep free space around the IMD at least as shown in
(IMD 122 B) and
adequate ventilation in this space.
Inside the cabinet, keep at least 20 mm free space from the sides of the IMD and 80 mm free space
from top and bottom of the IMD. There must be adequate ventilation in this space.
Figure 6
IMD 122 C free space requirements
Note for IMD 122 C: The 100 mm indicated is recommended to enable easy replacement of the fan.
The minimum requirement due to temperature is 50 mm.
80 mm
80 mm
80 mm
20 mm
20 mm
25 mm
25 mm
Outside cabinet (back)
inside cabinet (front)
Heat sink
inside cabinet
80 mm
100 mm