Single Phase high metering accuracy STS Split Type Prepaid Meter
General introduction
1) Advantages of the meter are high metering accuracy, high level security, strong compatibility, easy operation, etc.
2) Single Phase high metering accuracy STS Split Type Prepaid Meter has the functions such as communication and load control,metering, monitoring, alarm, display, etc.
3) The meter adopts STS standard encryption algorithm to exchange the information based on TOKEN.
4) Work with UIU.
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 | 150mm(L)×100mm(W)×40mm(H) |
| Net weight | About 0.7kg |
Main functions
- UIU communication interface: PLC, RF or twist-wire is optional.
- Friendly power supply: Support emergency credit.
- 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 verload.
- Communication interface: Optical port and RS485 interface are available.
- Step tariffs
- TOU: Four tariffs; two sets of time zone tables; two sets of time period tables; support public holidays and weekends
Prepaid Power Vending Management System
System functions modules
1.Archives management: information creating and import for departments, users .
2.Parameters setting: electricity price, meter configuration, etc.
3.Business management: creating accounts for new meters, meter changes, meter ownership transfer, customer information cancellation, power vending, disconnection and reconnection.
4.Data inquiry: power vending inquiry according to date, month, year, customers, distribution transformers, departments.
5.Data analysis: power vending analysis,drawing, report printing according to time, customers, distribution transformers, etc.
6.Rights management: operator management, operator password modification, etc.
System Architecture
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