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[China]
Trade Verify
Address: 603,building1,Guanggudingchuanginternational,No.51GuangguAvenue,JiangxiaDistrict,Wuhan,HubeiProvince，China
Contact name:Evan
Wuhan Time Wave Network Technology Co., Ltd. |
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Verified Suppliers
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LoRaWAN Three-phase Smart IoT Electricity Meter with Real-time Data Analysis and Visualization
| 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 | explain |
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 | REMAIN | 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 (peak valley) |
| 9 |  | Insufficient voltage indicator of Battery or supercapacitor |
| 10 |  | Three-phase voltage or current out- of-phase indicator |
Ammeters must be transported and stored under original packaging conditions. Products shall not be severely impacted during transportation and unpacking, and are transported and stored in accordance with GB / T15464-1995 General Technical Conditions for Instrument Packaging. The products should be stored in the warehouse and placed on the platform frame. The stacking height shall not exceed five layers. No corrosive gases shall be present in the stored environment.
