Mandatory Regulations
7705 SAR-M Chassis Installation Guide 43
Safety Approval for DC Systems
The DC source for the equipment must meet the requirements of a SELV source to comply 
with CSA standard C22.2 No. 60950-1. Use the equipment with a SELV secondary source 
that is electrically isolated from the AC source and that is reliably grounded.
The 7705 SAR-M is safety certified according to CSA standard C22.2 No. 60950-1 by CSA.