DIN IEC 77A-249-CDV (1998-10)被替代
Electromagnetic Compatibility (emc) - Part 3-11: Limits - Limitation Of Voltage Changes, Voltage Fluctuations And Flicker In Public Low-voltage Supply Systems, For Equipment With Rated Current = 75 A And Subject To Conditional Connection
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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