T/YIIEE 12-2021 Active Group standards

T/YIIEE 12-2021 FZN25-12D/T630-20 type indoor high voltage indoor AC vacuum load switch

Publish Date: 2021-11-02 Implement Date: 2021-11-02 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/YIIEE 12-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Comprehensive Electrical Devices

Publish Date: 2021-11-02

Implement Date: 2021-11-02

Scope

Scope: This standard specifies the working conditions, technical parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage requirements of the FZN25-12D/T630-20 AC high-voltage vacuum load switch (hereinafter referred to as the load switch). Main technical content: This type of load switch is equipped with an electric and manual dual-use mechanism, and is suitable for three-phase distribution systems with a rated voltage of 12kV and a rated frequency of 50Hz. It is used for switching on and off load currents, closed-loop currents, no-load transformers, and cable charging currents, as well as for switching on and off short-circuit currents.