Responsible for standard 1613 that specifies standard service conditions,
standard ratings, environmental
performance requirements and testing
requirements for communications
networking devices installed in electric
power substations. It does not cover such
equipment designed for operation in other
environments, such as office locations.
Other than their communication ports, it
does not cover such equipment used in
protective relaying applications, for which
IEEE Standards C37.90, C37.90.1,
C37.90.2, and C37.90.3 apply.