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| Categories | LoRaWAN Energy Meter | 
|---|---|
| Brand Name: | TimeWave | 
| Model Number: | DDZY2397 | 
| Certification: | ISO/IEC 20000-1, ISO/IEC 27001,I SO/IEC 9001 | 
| Place of Origin: | Hubei ,China | 
| MOQ: | Negotiable | 
| Price: | EXW US$ 50-100/set | 
| Payment Terms: | T/T, L/C | 
| Supply Ability: | 2000 set/week | 
| Delivery Time: | 3-5 weeks after receive the payment | 
| Packaging Details: | 20pcs/carton | 
| Product: | Single/Three phases smart energy meter | 
| Customization: | OEM/ODM | 
| Standards: | IEC62053-21, DL/T645-2007 | 
| Rated voltage un: | 220V/3*220v/380v | 
| Power grid frequency: | 50Hz | 
| Operating voltage: | 80% Un ~ 115% Un | 
| Rated current limit ib: | 5A | 
| Maximum current: Imax: | 80A/100A | 
| Starting current: | 0.4% Ib | 
| Connectivity Protocol: | NB-iot/LoraWan | 
| Lorawan Frequency: | CN470,RU864,IN865,EU868,US/AU915,KR920,AS923_1/2/3/4,Custom Channels | 
| Company Info. | 
| Wuhan Time Wave Network Technology Co., Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
| Qualification | Single phase direct table | 
| Standards | IEC62053-21, IEC62052-11, DL/T645-2007 | 
| Rated voltage un | 220V | 
| Operating voltage range | 80% Un ~115% Un | 
| Rated current limit ib | 5A | 
| Maximum current: Imax | 80A | 
| Starting current | 0.4% Ib | 
| Power grid frequency | 50Hz | 
| Frequency range | ±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 | ±0.5S/d (23℃) | 
| Normal operating temperature range | -25℃~+55℃ | 
| Extreme operating temperature range | -40℃~+70℃ | 
| Transportation and storage temperature range | -40℃~+70℃ | 
| Power dissipation | <1.5W ,10VA | 
| The time that the blackout clock preserves | >24h | 
| The RS485 interface | The default 2400bps, 1200bps, 2400bps, 4800bps, and 9600bps are optional | 
| LoraWan frequency | CN470,RU864,IN865,EU868,US/AU915,KR920,AS923_1/2/3/4,Custom Channels | 
| No. | LCD figure | explain | 
| 1 | Character that can indicate that: Current, previous month, the previous twelve months cumulative
total electricity consumption and electricity consumption at
various rates. | |
| 2 | Data display and the corresponding unit symbol | |
| 3 | 1) In communication 2) Reverse power indication 3) ① ② represents periods sets 1 and 2 4) Undervoltage indication of the battery or supercapacitor voltage 5) Allow the programming status indication 6) Three times of password verification error indication | |
| 4 | T1 T2 T3 T4 | Indicates current rate status (peak valley) | 
| 5 | ----ON ----OFF | ----ON is relay state on ----OFF is relay state off | 
|   | 
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