1、Enclosure of embedded three-phase watt—hour meter is made ofABS engineering plastics is featured with stability reliability,fine insulation performance，safety，etc It adopts double-diamond double-rotary disc structure，separated iron core，plug-in and enclosed type voltage structure，the current and voltage elements produce a move-in magnetic field which let the rota ry disc to obtain rotary speed that is in direct proportion to the magnitude of load current，and reach the aim of electric energy measurement.

基于1个网页-相关网页