T/CEC 693-2022 Active Group standards

T/CEC 693-2022 Guidelines for Relay Protection Technology of 10kV Distribution System

Publish Date: 2022-10-26 Implement Date: 2023-02-01 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/CEC 693-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: The integrated transmission and distribution network

Publish Date: 2022-10-26

Implement Date: 2023-02-01

Scope

Main technical content: This document specifies the functional configuration principles of line protection, transformer protection, and bus protection for 10kV AC distribution systems, as well as the setting and calculation principles and requirements for related circuits and equipment. This document is applicable to the design, setting, and acceptance of protection devices for 10kV outgoing lines in substations and relay protection devices for external distribution systems, as well as distribution automation devices with protection functions. The design, setting, and acceptance of 20kV AC distribution systems shall be implemented in accordance with this document.