T/ZZB 0646-2018 Active Group standards

T/ZZB 0646-2018 12kV Outdoor AC High-Voltage Drop-Type Fuse

T/ZZB 0646-2018

Publish Date: 2018-10-19 Implement Date: 2018-11-01 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/ZZB 0646-2018

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: High-voltage switchgear

ICS Name: Fuses and other overload protection devices

Publish Date: 2018-10-19

Implement Date: 2018-11-01

Scope

Main technical content: This standard specifies the terms and definitions, usage conditions, rated values, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments for 12 kV outdoor AC high-voltage drop-type fuses (hereinafter referred to as fuses). This standard applies to fuses with a rated voltage of 12 kV or less and a rated frequency of 50 Hz/60 Hz, used for the protection of lines and outdoor transformers and other equipment in power systems and the opening and closing of load currents. According to different transient recovery voltages (TRV), fuses are divided into Class A and Class B.