ADW300 IoT 3-phase Wireless Smart Energy Meter
Products Description
ADW300 IoT wireless energy meter
ADW300 wireless energy meters have multiple built-in communication modules designed for diffent situation when paired with IoT energy management system or other demand for remote connection. Meanwhile, ADW300 can provide various extration function module and various electrical parameters measurement to meet diffent requests from the customers. Also, as the prove for quality, ADW300 is strictly compliant of the standard of IEC 62052-11; IEC62053-22; LVD. Certificates are shown below
Noted:If you have any special requirements, for example another bandwidth and communication solution or special power supply and size, please feel free to Contact Us.
● Communication Methods: 4G LTE, WiFi, LoRa, LoRaWAN, NB-IoT, RS485
● Communication Protocol: MQTT, MODBUS-RTU, 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: 3x1(6)A AC (via CTs)
● HMI Programming: Setting of CT/PT Ratio, Phase Wiring, Communication and etc
● Standard&Certificate: CE; IEC; LVD
Features
Multiple Communication Methods
● 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
● 2-channel DO (Digital Ouput)
● 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
Technical Parameter
Function | Description |
Measurement （Standard） | Three-phase AC kWh, kVarh, Active Power, Reactive Power,Quadrant Reactive Power Energy, Current, Voltage, Voltage&Current Unbalance, Power Factor, Apparant 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 (Standard) | RS485 Port with Modbus-RTU protocol - 1 start bit,8 data bit,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 | ＜0.5VA (each Phase) | ||
Current Input | Rated Current | 3x1(6)A AC (via CTs) | |
Starting Current | 1% Ib (Class 0.5); 4% Ib(Class 1) | ||
Power Consumption | ＜1VA (each Phase) | ||
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 | ||
Wiring&Installation
PIN/Terminal Overview of ADW300 Series
Wiring Diagram
3-phase 4-wire CT operated
Wiring Diagram
3-phase 3-wire CT operated
Outline Dimension
Application in IoT Solution
One-step Direct Solution
LoRa-based Indirect Solution
Certificate
Company Profile
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory. Warmly welcome you to visit and investigate our factory.
Q: How long is your delivery time?
A: Generally it is 3-10 days if the goods are in stock. or it is 10-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for lower price. If you place the order, all or part of the sample charge will be deducted from the goods. Please contact us.
Q: What is your terms of payment ?
Q: What is your terms of payment ?
A: Usually, 100%TT in advance. If you have projects for another payment terms, please feel free to contact us as below: