T/CSEE 0277-2021 Active Group standards

T/CSEE 0277-2021 Design specification for protection and coordination of active low-voltage DC distribution system

Publish Date: 2021-09-17 Implement Date: 2021-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CSEE 0277-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: The integrated transmission and distribution network

Publish Date: 2021-09-17

Implement Date: 2021-12-01

Scope

Main technical content: This document provides guidance on the types of short-circuit current in equipment output that should be considered for conventional active low-voltage DC distribution systems, the requirements for the configuration and coordination of relay protection, safety protection requirements, and the verification requirements for surge current. This document is applicable to DC power supply and distribution systems with a voltage of ±1000 V or lower.