Single Phase PLC Pre Payment Multi Rate KWh Meter
|* Active electric energy measuring and no calibration needed within service life; |
* Prepayment energy consuming system by use of CPU type IC card, Protecting against tamper &fraud ;
* One meter with one IC card which adopts special security measures, safe and reliable;
* Warning when residual energy is deficient to remind users of purchasing energy in time, trip at overload automatically and recording the numbers of tripping;
* Multi-rate function, three tariffs and twelve time sections ;
* Display IC card advance purchase energy, remaining energy, accumulated energy, preset load-limit, alarming energy limit, maximum load, current load;
* Power line carrier (PLC) meter reading through special concentrator;
* No deviation occurred under normal delivery condition, calibration is unnecessary before installation and random installation location.
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