T/CSEE 0211-2021 Technical specification for protection, measurement control, and safety self-device of AC-DC hybrid distribution grid connected to flexible DC interconnection device
T/CSEE 0211-2021 Technical specification for protection, measurement control, and safety self-device of AC-DC hybrid distribution grid connected to flexible DC interconnection device
Basic Information
Scope
Main technical content: This document specifies the usage conditions, technical requirements, performance requirements, inspection requirements, and marking, packaging, storage, and transportation aspects of protection, measurement and control, and safety automation devices (hereinafter referred to as "safety automation devices") used in AC/DC hybrid power grids connected to flexible DC interconnect devices. This document is applicable to protection, measurement and control, and safety automation devices (hereinafter referred to as "devices") used in AC/DC hybrid power grids connected to flexible DC interconnect devices, including AC side pole-mounted switches, ring network cabinets, switch stations, or box-type substations used in AC 10kV (20kV)/DC ±10kV and lower AC/DC hybrid power grids.