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IEC 61346 is an electrotechnical standard titled "''Industrial systems, Installations and Equipment and Industrial Products — Structuring Principles and Reference Designations''". It sets voluntary standards on how to structure systems and generate reference designations. ==Contents== * Part 1: Basic rules (IEC 61346-1:1996) * Part 2: Classification of objects and codes for classes (IEC 61346-2:2000) * Part 3: Application guidelines (IEC/TR 61346-3:2001) * Part 4: Discussion of concepts (IEC 61346-4:1998) IEC standards have numbers in the range 60000–79999 while the numbers of older IEC standards were converted in 1997 by adding 60000. Thus the IEC 61346-1 was published as IEC 1346-1. 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「IEC 61346」の詳細全文を読む スポンサード リンク
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