Single Phase Smart Prepaid Energy Meter With STS Payment Algorithm DLMS Certificated
Single Phase Smart Prepaid Energy Meter with STS payment algorithm, DLMS certificated
The Compact STS-Compliant Prepaid Power Meter is designed for efficient energy monitoring in homes and small businesses. This two-wire system meter ensures simple installation and adheres to the Standard Transfer Specification for secure, tamper-evident energy measurement.
Protected by a robust case, it's suitable for outdoor use and resists harsh environments. The prepaid system promotes responsible energy use, with token-based recharging and integration with vending systems for smooth transactions. Its long-lasting battery suits remote areas.
Features:
Measures dual power sources.
Communicates via RF-Lora, RS485, and infrared.
Offers prepaid and postpaid options.
Auto-shutdown on overload or credit exhaust.
Customizable power limits and low credit alerts.
Tamper detection with automated reports.
Benefits:
Seamless UIU integration for modular use.
TOU, multi-tariff, and holiday schedule support.
Accurate performance.
Recharge with a 20-digit token.
Permanent data storage.
Specifications:
|
Nominal voltage Un |
220/230/240 V |
|
Limited voltage |
70%~120%Un |
|
Nominal frequency fn |
50-60Hz+5% |
|
Basic current(Ib) |
5-10A |
|
Maximum current(Imax) |
60-100A |
|
Starting current(Ist) |
20mA |
|
Active energy constant |
1000imp/kWh |
|
Accuracy as Active energy to IEC62053‐21 |
Class1.0 |
|
Power consumption in Voltage circuit |
<2W <8VA |
|
Power consumption in current circuit |
<1VA |
|
Operating temperature |
25℃ to+70℃ |
|
Storage temperature |
40℃ to+85℃ |
|
Insulation level |
4kV rms for 1min |
|
Impulse voltage withstand |
8kV, 1.2/50 μs |
|
Air discharge |
16kV |
|
Immunity to HF fields |
|
|
80MHz to 2GHz with load |
10V/m |
|
100kHz to 1GHz without load |
30V/m |
|
Fast transient burst test |
4kV |
|
Meter shell Protection Rate |
IP54(IEC60529) |
|
Insulation System Classification |
Protective Class II |
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