NEMA ST 20:2021现行
Dry Type Transformers for General Applications
出版：
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基本信息
标准编号： NEMA ST 20:2021
标准类别：Standard
出版单位：
标准页数：0
标准简介
This technical publication applies to single-phase and polyphase dry-type transformers (including autotransformers and non-current-limiting reactors) for supplying energy to power, heating, and lighting circuits and designed to be installed and used in accordance with the National Electrical Code?.1
