T/ZZB 011-2015 Active Group standards

T/ZZB 011-2015 Intelligent universal circuit breaker

Publish Date: 2015-08-13 Implement Date: 1970-01-01 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 011-2015

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Low-voltage distribution electrical equipment

ICS Name: Switch

Publish Date: 2015-08-13

Implement Date: 1970-01-01

Scope

Main technical content: This standard specifies the terms, definitions, symbols and codes, product characteristics, marking, use, installation and transportation conditions, structural and performance requirements, test methods, packaging, transportation, storage, and quality assurance of intelligent circuit breakers (hereinafter referred to as circuit breakers). This standard applies to AC 50Hz/60Hz distribution networks with a rated working current of up to 8000A and a rated working voltage of up to 690V, used to distribute electrical energy, protect lines and power equipment, and prevent damage from overload, undervoltage, short circuits, single-phase grounding, and other faults. This circuit breaker features intelligent and selective protection functions, which can improve power supply reliability, avoid unnecessary power outages, self-diagnose faults, and incorporate more measurement functions.