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lien 17.12.2007 9:22 |
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Sujet: EC 555-2 1) up through and beyond the 15th and the amount of current permissible at each. - ?2)EC 555-2 - Совет по электричеству EC 555-2 ? The trend among the world standards organizations responsible for power quality is to specify maximum limits for the amount of current allowed at each of the harmonics of the line frequency. EC 555-2 specifies each harmonic up through and beyond the 15th and the amount of current permissible at each. заранее спасибо |
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