Three Phase Four Wire Multi-tariff Electronic Meter
General introduction
Three Phase Four Wire Multi-tariff Electronic Meter supports import and export metering with TOU or step tariff functions. It can record various events and meter can be read during power outage.
Technical specifications
Items |
contents |
Standards |
IEC62052-11; IEC62053-21; IEC62053-22; IEC62053-23; |
Accuracy |
Active:Class 0.2S or Class 0.5S or Class 1.0;Reactive:Class 2 |
Protocol |
DL/T 645-2007 |
Reference voltage |
3×57.7/100V;3×220/380V |
Current |
CT connection:1.5(6)A,5(6)A,5(10)A, Direct connection:10(40)A,10(60)A,20(80)A,10(100)A |
Reference frequency |
50/60Hz |
Power consumption |
<1.5W,6VA(For each phase) |
Operation voltage range |
0.8Un~1.2Un |
Limited operation voltage range |
0.7Un~1.3Un |
Operation temperature range |
-25℃~ +60℃ |
Limited operation temperature range |
-40℃~ +70℃ |
RTC deviation |
≤0.5s/d |
Life time |
15 years |
Size |
290mm(L)×170mm(W)×85mm(H) |
Net weight |
About 2.8kg |
Main functions
1. Display and indication: It adopts a large screen LCD with abundant graphics and hint text. The displayed contents can be scrolled automatically or by button, and the displayed items can be configured as per the requirements. It is with backlight. Meter can be read during power outage.
2. Measurement: It can measure voltage, current, active power, reactive power, apparent power, power factor, import and export active maximum demand, and four quadrant reactive maximum demand. It is with high accuracy. Class 0.2S, Class 0.5S or Class 1 for kWh are available.
3. TOU: 4tariffs; Built-in 2 sets of time zone tables and 2 sets of daily period tables, which can be configured as per the requirements. The switching time for both 2 sets of time zone tables and 2 sets of daily period tables can be set to achieve the mutual switching. It can be set 14 time intervals and 254 holidays.
4. Data snapshot: It supports freezing which include daily freezing, hourly freezing, occasional freezing, immediate freezing.
5. Event logs: It can separately record latest 10 times events, such as power outage, programming, time correction, meter cover open and terminal cover open, reset of events, reset of meter, etc.
6. Communication interface: The meter has one far infrared interface, one RS485. Interfaces are independent. The protocol of meter conforms to DL/T645-2007.
Our advantages
Basing on technology, quality, marketing and other comprehensive advantages, Risesun devotes to creating its own brand, and has won many honorary titles, including China Famous Trademark, National High-tech Enterprise, Provincial Enterprise Technology Center of Zhejiang Province, Zhejiang Province Famous Company, Zhejiang Famous Brand Products, AAA Level Enterprise to Keep Contract and Credit, AAA Class Tax Paying Enterprise, and successive Top 100 Good Credit and AAA Enterprise of banking system. With its brand and other comprehensive advantages, Risesun has been elected as the director unit of China Instrument and Meter Industry Association, and the member unit of the national standard revision group of National Standards Technical Committee for Electrical Measuring Instruments.
Q&A
Q: What is the smart energy meter? What are the functions of smart energy meter?
A: As a new-type energy meter, smart energy meter adopts digital metering technology, consists of measuring unit, data processing unit, communication unit, etc., and has various functions such as energy metering, data processing, real time monitoring, automatic control, information exchange, etc.
In addition to the above functions, smart energy meter also supports various actual requirements, such as bidirectional metering, step tariff, TOU tariff, peak-valley tariff, etc. It’s also the technology base to achieve distributed power measurement, two-way interactive service, smart home and intelligent community.