In summary, there are several questions for the user to ask before selecting the proper sub-rack for their solutions. This slide diagrams the selection process that meets the application specifications. The first characteristic to determine is if the system warrants EMC protection. If it does require EMC protection, all they will need to do is determine if this is a mounted application or a mobile. When dealing with non-EMC protected sub-rack systems the key questions to ask is whether fast assembly is needed while taking into consideration if a standard price sensitive option will meet the requirements or not.