T/ZZB 011-2022 Active Group standards

T/ZZB 011-2022 Intelligent universal current circuit breaker

Publish Date: 2022-07-30 Implement Date: 2022-08-30 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 011-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Low-voltage distribution electrical equipment

ICS Name: Fuses and other overload protection devices

Publish Date: 2022-07-30

Implement Date: 2022-08-30

Scope

Main technical content: This document specifies the basic requirements, classification and characteristics, product data and information, normal working, installation and transportation conditions, structural and performance requirements, test methods, inspection rules, packaging, transportation and storage, and quality commitments of intelligent universal circuit breakers (hereinafter referred to as circuit breakers). This document is applicable to AC 50Hz, 60Hz, and 50Hz/60Hz distribution networks with a rated working current of up to 8000A and a rated working voltage of up to 1500V, used for distributing electrical energy, protecting lines and power equipment, and preventing damage from overload, undervoltage, short circuit, single-phase grounding, and other faults. The impact of special environments on intelligent universal circuit breakers is included in Appendix A of this document.