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Date: 2013-09-16 04:19:40Transformers Electricity meter Current transformer Power supply Transformer Opto-isolator Transformer types Switched-mode power supply Electromagnetism Electrical engineering Electric power | U389A and U389B Electric Meters for Active Energy.05 U389A Active Energy Meter with Direct ConnectionAdd to Reading ListSource URL: brj.dkDownload Document from Source WebsiteFile Size: 109,13 KBShare Document on Facebook |