Applications: DDS870 single-phase electronic kilowatt meter module is a kind of electric energy measuring meter, which adopts large-scale compositive circuits and advanced SMT technic of full-automatic patch welding. It can provide pulse output as per users' requirements. These meter modules also have the functions of preventing the electricity from theft. Digits register can be placed by user or by our company. Technical parameters: 1) Rated voltage: AC 220V, 50Hz 2) Specifications: 1.5(6)A, 2.5(10)A, 5(20)A, 10(40)A, 15(60)A, 20(80)A, 30(100)A 3) Accuracy: Class1, Class2 4) Operating temperature: -20 ~ +55oC 5) Power loss: ≤1.0W 6) Pulse drive capacity: not less than 20mA 7) Starting current: ≤0.004Ib 8) Executive standards: GB/T17215-2002