96 Rockwell Automation Publication 750-RM003A-EN-P - April 2018
Appendix A Enclosure Information
Minimum Clearances
Specified vertical clearance requirements are intended to be from the product 
to the closest object that can restrict airflow through the cabinet. The product 
must be mounted in a vertical orientation as shown and must make full contact 
with the mounting surface. Inlet air temperature must not exceed the product 
specification. See Table 11 on page 36
.
Figure 32 - Minimum Overhead Clearances
250 mm
IP21, UL Type 1 IP54, UL Type 12