Electronic single-phase prepaid meter installation

1 meter at the factory inspection, plus seals, you can install and use;
2, the power meter should be  Circuit breaker  in the indoor or outdoor electric meter box to use, install the table plate should be fixed on a solid wall of fire, recommended  electric meter height of 1.8 meters, air, non-corrosive gases;
3 meter terminal knob should be in accordance with the wiring diagram on the box, preferably with copper or copper lugs access;
4 meter LED display of electrical energy unit kWh;