Abstract:This article introduces the application of ADF400L Multi Circuits Energy Meter in Vietnam. ADF400L series multi-channel energy meter, through the way of combination module can realize less than 36 circuits single-phase or 12 circuits three-phase, CT connect or direct connect. this series of energy meter with high accuracy, high concentration, centralized management, installation flexibility, the advantages of each other noninterference by the community, schools, enterprises of all areas. The series of meters support prepaid power function.

1. Project overview:

    The company is located in Vietnam.The customers need 2 channels three-phase direct access and 2 channels three-phase secondary access measurement. Acrel ADF400L series energy meters meet the user's application and conditions.

Main Module

1. Three-phase 3*220/380V power supply to provide  working power for the back-end measurement module;

2.Man-machine interface: LCD and button programming;

3. Infrared communication;

4. RF card swiping (IC function);

5. 2 Channels RS485 network communication (*C function);

6. RS485 communication for No. 3 extended wireless module (RJ45 connection mode );

7. Up to 2DI/2DO (K function);

8.Up to 1 Ethernet communication (CE function);

Transformer Access Measurement Module

1. Two-way three-phase 3*1 (6) A measurement can be realized;

2. 2 active energy pulse output;

3. 2 three-phase working status, pulse and communication indication;

4. Up to 4DI/4DO function (K function);

Direct Access to The Measurement Module

1. It can realize one-way three-phase 3*10 (80) measurement or three-way single-phase 10 (80) A measurement;

2.1 active energy pulse output;

3. Three-phase working status, pulse and communication status LED indication;

3.Main function：

4.Application

    ADF400L Multi Circuits Energy Meter can achieve up to 12 three-phase or 36 single-phase direct access measurement or 12 three-phase mutual inductor access measurement, a hybrid of direct access and mutual inductor access through module combination measurement method.

5 .Conclusion

    ADF400L series of electric energy meters are popular among communities, schools, enterprises, etc. due to their high accuracy, centralized installation, centralized management, high installation flexibility, and non-interference.

Bibliography

    1.Solutions For Enterprise Micro-grid System 2021.04