T/ZZB 1758-2020
Moulded-case current transformer (English Version)

Standard No.
T/ZZB 1758-2020
Language
Chinese, Available in English version
Release Date
2020
Published By
Group Standards of the People's Republic of China
Latest
T/ZZB 1758-2020
Scope
This document specifies the terms and definitions, basic requirements, basic parameters, performance requirements, test methods, inspection rules, packaging, transportation and storage, and quality commitment content of plastic case current transformers (hereinafter referred to as transformers). This document applies to plastic case current transformers for current measurement in low-voltage distribution lines for indoor use, frequency 50 Hz, and maximum equipment voltage 1.14 kV and below.

T/ZZB 1758-2020 history

Moulded-case current transformer



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