HIMA HIMatrix Series User Manual

7 Start-Up System Manual Compact Systems
Page 48 of 110 HI 800 141 E Rev. 2.02
7.2.2 Air Circulation
The ventilation slots in the housing must not be obstructed. For this reason, when mounting
compact systems and cable ducts at the same level, the cable ducts are limited to a height of 40
mm. If the cable ducts are higher, the mounting rails must be placed on spacers:
100 mm
100 mm
40 mm40 mm
1
1
2
3
Compact system
Cable duct
Spacer
Figure 9: Use of Cable Ducts and Spacers
If more than two HIMatrix systems are mounted one upon the other (even if the minimum
vertical clearance of 100 mm is maintained), additional ventilation measures are required to
ensure uniform temperature distribution.
The illustration below left shows the minimum clearances if no spacers are used for the
mounting rails:

HIMA HIMatrix Series Specifications

General

Brand	HIMA
Model	HIMatrix Series
Category	Controller
Language	English