Hybrid DC Transmission Relay Protection

This guide describes the general requirements, functional and technical performance requirements, test requirements, labeling and packaging requirements, transportation and storage requirements, supply integrity requirements, and quality assurance requirements for hybrid high-voltage. This guide describes the general requirements, functional and technical performance requirements, test requirements, labeling and packaging requirements, transportation and storage requirements, supply integrity requirements, and quality assurance requirements for hybrid high-voltage. Guide for Technical Requirements for Hybrid High-Voltage Direct Current Transmission Protection and Control Equipment This guide describes the general requirements, functional and technical performance requirements, test requirements, labeling and packaging requirements, transportation and storage. purpose of this white paper is to aid WECC members (Specifier) in specifying and applying relay systems that will provide adequate protection of extra-high voltage (EHV) on 345-kV or higher transmission lines and comply with the NERC Reliability Standards. The recommendations in this white paper. [PDF]