ADW300-4G IoT 3-phase Wireless Smart Energy Meter+ 3 pcs 0-300A/5A cts
(IOT Platform with WEB&APP Access)
Picture | Specification | Optional |
| ● Communication Methods: 4G- ● Communication Protocol: MQTT, MODBUS-TCP ● Measurement: 3-phase Active Power, Reactive Power, Current, Voltage, Harmonic and etc. ● Application Scenario: Building, Factory, Smart Grids, DB Room and etc ● Rated Voltage: Up to 3x660~792Vac L-L ● Rated Current: 3x300A AC (via CTs) ● HMI Programming: Setting of CT/PT Ratio, Phase Wiring, Communication and etc ● Standard&Certificate: CE; IEC; LVD | ●K: 4DI/2DO ●T: 4 channels temperature ●L: 1 channel residual current ●LR: Lora ●4G: 4G-LTE ●NB: NB-IOT wireless communication ●LoRaWAN |
Function
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| Multiple Communication Methods Optional ● 4G LTE ● NB-IoT ● WiFi (2.4GHz&5GHz) ● LoRa ● RS485 (MODBUS-RTU) ● Paired with IoT Energy Monitoring System |
| Power Quality Analysis ● Total Harmonic ● 2nd~31st Harmonic ● Voltage Unbalance ● Current Unbalance |
| Expanded Function Optional ● 2-channel DO (Digital Output) ● 4-channel DI (Digital Input) ● 4-channel Cable Temperature Monitoring ● 1-channel Residual Current Measurement |
| Alarm Function ● Over/Under Current ● Over/Under Voltage ● Over/Under Power ● Phase Loss |
Function | Description |
Measurement (Standard) | Three-phase AC kWh, kVarh, Active Power, Reactive Power, Quadrant Reactive Power Energy, Current, Voltage, Voltage&Current Unbalance, Power Factor, Apparent Power, Frequency, Harmonic (2~31st&THD) |
Measurement (Optional) | Temperature Measurement:4-channel (A, B, C, N) Cable Temperature Monitoring; Thermistor: NTC; Range: -40~+99℃; Accuracy:±2℃ |
Residual Current Measurement: 1-channel Residual Current Monitoring (Need to be paired with Residual Current Transformers) | |
Communication (Optional) | RS485 Port with Modbus-RTU protocol - 1 start bit,8 data bits,1 stop bit, no parity; Baud Rate 1200~38400 bps, etc. Infrared Communication - Constant Baud Rate 1200 bps |
Communication (Optional) | 4G LTE - Normal Communicaiton Module Support: LTE-FDD: B1/B3/B5/B8; LTE-TDD:B34/B38/B39/B40/B41 4G LTE - Global Communication Module Support: LTE-FDD: B1/B3/B5/B7/B8/B20/B28; LTE-TDD: B38/B40/B41 |
WiFi - Support 2.4GHz or 5GHz | |
LoRaWAN | |
LoRa | |
NB-IoT | |
Display (Standard) | LCD Display and LED Indicator |
HMI (Standard) | Keypads Programming: Setting of CT/PT Ratio, Communication, Phase Wiring and etc |
Software (Standard) | Adjustment Software: Setting of Data Upload Interval, WiFi configuration (Account&Password), Server Address, Port and etc |
Alarm Function (Standard) | Undervoltage, Overvoltage, Undercurrent, Overcurrent, Underload, Overload, Communication Disconnection and etc |
I/O Function (Optional) | 4-channel or 2-channel DI (Digital Input) 2-channel DO (Digital Output) |
Parameter | Description&Value | |
Voltage Input | Rated Voltage | 3x380~456Vac L-L or 3x660~792Vac L-L (via direct connection) 3x100~120Vac L-L (via PTs) |
Reference Frequency | 45~65Hz | |
Power Consumption | ||
Current Input | Rated Current | 3x300A AC (via CTs) |
Starting Current | 1% Ib (Class 0.5); 4% Ib(Class 1) | |
Power Consumption | ||
Phase Wiring | 3P4W | 3-phase 4-wire |
3P3W | 3-phase 3-wire | |
Auxiliary Power Supply | Voltage Range | 85~265Vac |
Power Consumption | <2W | |
Measurement Performance | Standard | IEC 62053-22:2003; IEC 62053-21:2003 |
kWh Accuracy | Class 0.5S | |
Pulse | Width of Pulse | 80±20ms |
Pulse Constant | 6400imp/kWh; 400imp/kWh | |
3. Environment
Condition | Description&Value |
Temperature | Operating Temperature: -20℃~+55℃; Storage Temperature: -40°C ~+70°C |
Humidity | ≤95%RH, no condensation, without corrosive gas |
Altitude | ≤ 2000m |
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PIN Overview of ADW300 |
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3-phase 3-wire CT operated | 3-phase 4-wire CT operated |
Current&Voltage&Power Supply Wiring of ADW300 | |
AKH-0.66/K K-φ Series Split Core Current Transformer
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