Life cycle of line protection devices is very long, but the operational environment around evolves and sets new requirements. Communication networks go towards packet switched networks, cyber security policies are setting new requirements and zero loss availability requirements of critical infrastructure are getting stricter.
All these changes set also new challenges to the protection services. To utilize full life cycle of teleprotection devices and minimize total cost of ownership, modernization of communication channel is the key procedure.
Read in the DNWP Dyna Wiz white paper about the migration, hitless switchover, asymmetry, and security requirements to be fulfilled in order to succeed.