IEC 61439 - Eldon
IEC 61439 | 4 IEC 61439 | 5 2. 2.2.3.IEC 61439 2.1. Standard structure 2.2. Main content 2.2.1. Terms and definitions. Important definitions to understand the standard are: • Low-voltage switchgear and control gear assembly: is a combination of one or more switching devices together with associated control, measuring, signalling, protective,
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