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DD950 Single Phase Watt-hour Meter is a new generation machinery inductive power meter. It applies to measure the active power in the AC circuit with 50Hz frequency.It widely absorbs the advanced design and technology from both home and abroad and applies peculiar no contact,no abrasion and self-lubrication magnetic bearing or magnetic-field-supported bearing.There are also advances in the materials of many key parts like base,electromagnetic elements and brake parts,in the structure and workmanship so that the stability and long service time are guaranteed.The service time is as long as 20 years and all performance indexes conform to the requirement regulated in GB/T15283 0.5,1 and 2 Grades AC Active Watt-Hour Meter.
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