Shenzhen three-phase prepaid electricity meter

Three phase prepaid electricity meterperformance

1. There are forward and reverse active energy and four quadrant reactive energy metering functions, and combined active and reactive energy can be set accordingly.

2. It has the functions of time-sharing metering and metering phase separated active electrical energy.

3. It has a demand recording function and can store the maximum demand data for a 12-month settlement cycle.

4. It has data storage and freezing functions.

5. Event recording: It can record the occurrence time of the last 10 events such as voltage loss, phase failure, current loss, total voltage loss, reverse phase sequence, power failure, demand reset, programming, timing, overload, opening the meter cover, starting the button cover, instrument reset, and closing the switch, as well as the status of the energy meter at the time of the event.

6. Real time parameter detection: Prepaid electricity meters can measure and calculate the voltage, current, power factor, active power, reactive power, apparent power, grid frequency, meter temperature, current active and reactive power demand of each phase in real time.

7. It has the functions of fault alarm and load curve recording.

8. Communication functions: RS485 communication, infrared communication. Three phase prepaid electricity meter function 1. It has time of use billing function, four rate, 14 time periods, 2 annual time zones, and supports setting special rate periods for holidays and public holidays. 2. Equipped with an internal hardware clock circuit with temperature compensation, remote reading, information storage, 485 communication, and an external circuit breaker for remote power on/off.