Single Phase LoRaWAN Energy Meter 220V 80A IEC 62053-21 Class B Smart kWh Meter with LCD Display
DDZY2397 single-phase IoT smart energy meter with LoRaWAN communication for precise electricity measurement and remote management in residential and commercial applications.
| Parameter | Specification |
|---|---|
| Standards Compliance | IEC 62053-21, IEC 62052-11, DL/T 645-2007 |
| Rated Voltage | 220V |
| Operating Voltage Range | 80% - 115% Un |
| Rated Current | 5A |
| Maximum Current | 80A |
| Starting Current | 0.4% Ib |
| Power Grid Frequency | 50Hz ±2% |
| Active Measurement Accuracy | Class B / 1 |
| Reactive Measurement Accuracy | Class 2 |
| Active Pulse Constant | 1600 imp/kWh |
| Reactive Pulse Constant | 1600 imp/kvarh |
| Clock Precision | ±0.5 seconds per day at 23℃ |
| Operating Temperature | -25℃ to +55℃ (normal), -40℃ to +70℃ (extreme) |
| Power Consumption | <1.5W, 10VA |
| RS485 Interface | Default 2400bps, optional 1200/4800/9600bps |
| LoRaWAN Frequency Bands | CN470, RU864, IN865, EU868, US/AU915, KR920, AS923 variants |
Accurate measurement of forward and reverse active energy with separate accumulation for peak, flat, and valley time periods. Stores and displays power consumption data for previous 12 months.
Real-time measurement of voltage, current, power, power factor, frequency with overload protection capability.
Two programmable rate sets with flexible time periods, supporting at least 14 time periods within 24 hours and minimum 15-minute intervals.
Remote disconnection and power transmission via RS485 communication interface for load management.
Active data upload via LoRaWAN wireless network with configurable transmission intervals (default 4 hours).
High-visibility LCD screen showing current consumption, historical data, rate status, and operational indicators.
Professional installation required with strict adherence to wiring diagrams. Designed for indoor use with optional weather protection for outdoor applications.
18-month warranty with comprehensive after-sales service including technical documentation, maintenance training, and software updates. 12-hour response time for service requests.
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