الوصف

DD**1 Long-life technique single-phase watt-hour meter is manufactured by most advanced production technology from foreign or sin and our own experiences over than *0 years. High quality materials are adopted. The influen-ces of error variations from shocking and impacting are eliminated due to the utilization of a special lock device. The product has passed the requirement of *5 years reliable lifetime test by the《Electric Equipment and Meter Quality Inspection Center of Chinese National Power Company》. It stands on the advanced level of home and overseas similar products and fully meets the《single phase ac inductive longlife technic watt-hour meter ordering regulations》issued by the Chinese National Electrical Power Company.