Wuhan Time Wave Network Technology Co., Ltd.
Provide you with one-stop LPWAN energy regulation solutions and services.
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Lorawan Wireless Three Phase Smart Electric Energy Power Meter LCD Display IoT Insulation Corrosion Resistance
• Trip indicator: yellow. Normally off closing state, normally on opening state.
| Qualification | Three-phase direct meter | Three-phase CT meter |
| Standards | IEC62053-21, DL/T645-2007 | |
| Rated voltage | 3×220/380V | 3×220/380V |
| Operating voltage range | 80%-115% | 80%-115% |
| Rated flow limit Ib | 5A | 1.5A |
| Maximum current: Imax | 100A | 6A |
| Starting current | 0.4% Ib | 0.2% Ib |
| Power consumption | Non communication state≤1.5W , In communication state≤3W | |
| Power grid frequency | 50Hz | 50Hz |
| Frequency range | ±2% | ±2% |
| Active measurement accuracy | Class 1/B | Class 0.5, S/C |
| Reactive measurement accuracy | Class 2 | Class 2 |
| Active pulse constant | 400(imp/kWh) | 3200(imp/kWh) |
| Reactive pulse constant | 400(imp/kWh) | 3200(imp/kWh) |
| Clock precision | ±0.5S/d(23℃) | ±0.5S/d(23℃) |
| Normal operating temperature range | -40° C ～ +70° C | -40° C ～ +70° C |
| Extreme operating temperature range | -40° C ～ +70° C | -40° C ～ +70° C |
| Transportation and storage temperature range | -40° C ～ +70° C | -40° C ～ +70° C |
| Power dissipation | <1.5W ,10VA | <1.5W ,10VA |
| The time that the blackout clock preserves | >24h | >24h |
| The RS485 Interface | The Default is 2400bps. 1200bps,2400bps,4800bps and 9600bps were available | |
| LoRaWAN frequency | CN470,RU864,IN865,EU868,US/AU915,KR920,AS923_1/2/3/4, Custom Channels | |
| No. | LCD figure | Meaning |
| 1. | PREMON POS NEG ∑ T1 T2 T3 T4 | Current and last month, forward and reverse, cumulative total electricity consumption and each rate |
| 2. | A B C | ABC three-phase state, electric energy, instantaneous amount indication |
| 3. | DEMAND | Maximum monthly demand |
| 4. | DEMAND | Overdraw and residual status indication |
| 5. |
| Network status indicator (none) |
| 6. | 8888:8.8:8.8 cos Φ kvarh kW kWh V A | Data display and the corresponding unit symbol |
| 7. |
| Represents periods sets 1 and 2 |
| 8. | Indicates current rate status (tip peak flat valley) | |
| 9. |
| Insufficient voltage indicator of Battery or supercapacitor |
If the user complies with the transportation, storage and installation operation specifications, and the lead seal of the manufacturer is still complete.If there is a quality problem, our company is responsible for free repair or replacement within 18 months from the date of delivery the electricity meter.
During the whole life cycle of the products, our company implements "three guarantees" for all electricity meter products, providing necessary maintenance and services. Providing equipment wiring diagram and necessary technical documents and drawings. According to the requirements of users, provide necessary training for maintenance personnel and operators. Providing training materials, and update the software regularly and provide free upgrade.