T/ZJSEE 0021.3-2024 Active Group standards

T/ZJSEE 0021.3-2024 Flexible Low-Frequency Transmission - Part 3: Inspection Specification for Low-Frequency Primary Equipment of Frequency Change Stations

Publish Date: 1970-01-01 Implement Date: 1970-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: T/ZJSEE 0021.3-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1970-01-01

Implement Date: 1970-01-01

Scope

This document specifies the maintenance classification and maintenance strategies for low-frequency primary equipment in 10 kV to 220 kV flexible low-frequency transmission switching stations, the requirements for preparation work before maintenance, and the maintenance items and requirements. It also recommends the maintenance cycle of the equipment. This document is applicable to low-frequency primary equipment in flexible low-frequency transmission switching stations with a rated frequency of 10 Hz to 30 Hz and a voltage level of 10 kV to 220 kV.