T/CEC 503-2021 Active Group standards

T/CEC 503-2021 SF6/N2 hybrid gas insulated GIS busbar and GIL application guidelines for rated voltage above 72.5kV

Publish Date: 2021-06-29 Implement Date: 2021-10-01 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 503-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Other equipment related to the transmission and distribution networks

Publish Date: 2021-06-29

Implement Date: 2021-10-01

Scope

Main technical content: This document specifies the technical requirements, testing, and on-site application requirements for gas-insulated metal-enclosed switchgear (hereinafter referred to as "GIS") busbars and rigid gas-insulated transmission lines (hereinafter referred to as "GIL") insulated with a volume ratio of 30% SF6 and 70% N2 mixed gas. This document is applicable to GIS busbars and GIL with a rated voltage of 72.5 kV and above, insulated with SF6/N2 mixed gas.