Single Phase STS Keypad Prepaid Meter with IEC62056-21 Protocol
General introduction
1) Keypad Prepaid Meter has the functions such as metering, monitoring, alarm, display, communication and load control, etc.
2) It adopts STS standard encryption algorithm to exchange the information based on TOKEN, Advantages of the meter are high metering accuracy, high level security, strong compatibility, easy operation, etc.
Main functions
- Support UIU
- UIU communication interface: PLC, RF or twist-wire are optional.
- Step tariffs
- TOU: Four tariffs; two sets of time zone tables; two sets of time period tables; support public holidays and weekends.
- Friendly power supply:Support emergency credit.
- Communication interface: Optical port and RS485 interface are available;PLC,RF,GPRS and twist-wire interface are optional.
- Events logs:Detecting and recording events such as current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open, overvoltage, under voltage, etc.
- Anti-tamper: Detecting current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open etc., at the same time, the meter can disconnect power supply which is configurable when the tampers occur.
- Audio and visual alarm: Audio and visual alarm which can be configurable can be for power flow reverse, magnetic influence, phase bypass, meter cover open, terminal cover open, etc.
- Load control: Detecting the customer's load status, it can alarm or disconnect the load when overload.
Technical specifications
| Items | contents |
| Standards | IEC62052-11; IEC62053-21;IEC62053-23; IEC62055-31;IEC62055-41;IEC62055-51; |
| Accuracy | Active:Class 1 |
| Protocol | IEC62056-21 |
| Reference voltage | 120V/220V/230V/240V |
| Current | 5(60)A,10(80)A |
| Reference frequency | 50/60 Hz |
| Power consumption | ＜1.5W, 6VA |
| Operation voltage range | 0.8Un~1.2Un |
| Limited operation voltage range | 0.7Un~1.3Un |
| Operation temperature | -25℃~ +60℃ |
| Limited operation temperature range | -40℃~ +70℃ |
| RTC deviation | ≤0.5s/d |
| Life time | 15 years |
| Size | 184mm(L)×120mm(W)×55mm(H) |
| Net weight | About 0.7kg |
Our production environment
Zhejiang Risesun Science and Technology Co., Ltd.(Abbreviated as Risesun.The former: Wenzhou City Risesun Electrical Meter Co., Ltd., established on Nov. 26, 1997.)is a famous professional supplier of energy measuring meters and acquisition systems of consumed energy information, and it is a national level high and new technology enterprise with the business range of research and development, production, sale and after-sales service for energy measuring meters and acquisition systems of consumed energy information. Its main products cover smart energy meter, IC card prepaid energy meter, din rail energy meter, STS keypad prepaid energy meter, multifunction energy meter, acquisition terminal of special transformer, data acquisition system, charging pile of electric auto, metering box and etc. It is one of the companies with the most technical influence and development potential in the electric energy metering instrument industry of China.
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Single Phase Prepaid Energy Meter Sts Prepayment Meter Iec 62056 21 Images
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