China Best 3 Phase Contactor Factories – ...
Function and features
1. LCD display 6+2
2. Bi-directional total active energy measurement ,reverse active energy measure in the total active energy
3. Each user responds to a card , well protect from forgery
4. Once the electric consumption is used up , it should be cut off automatically
5. Auto cut-off for overload
6. The IC card power selling control system has the function as power selling and using control
7. Pulse LED indicates working of meter, Pulse output with optical coupling isolat...