This document specifies the terms and definitions, naming, basic requirements, technical requirements, test methods, inspection rules, identification marks, packaging, transportation and storage, and quality commitments of concentrators used in centralized meter reading systems for low-voltage power users. This document is applicable to concentrators used in centralized meter reading systems for low-voltage power users.
T/ZZB 2176-2021 history
2021T/ZZB 2176-2021 Low voltage power user centralized meter reading system-Concentrator