Is a new generation of smart meter for residential user. Working with Holley’s ESEP system or third parties, the meter can perform in automatic reading, power control etc. This meter complies with IEC62053-21 and IEC62053-23. With low power consumption, it is suitable for the users in residential building, school, apartment project, etc. This model is also compatible for Radio Frequency (RF) and Cellular Network (3G).
Specification for Single Phase Meter: -
1. Model: DDSD285
2. Accuracy Class: IEC 62053-21 CL 1.0, IEC 62053-23 CL 2.0
3. Standard Current: 10(100) A
4. Standard Voltage: 230V
5. Protection Class: IP 54
6. Local Communication: Optical, RS232, RJ45
7. Remote Communication: Radio Frequency (RF) and Cellular (3G)


Is a new generation of smart meter. Working with Holley’s ESEP system or third parties, the meter can perform in automatic reading, load control etc. This meter complies with IEC62053-21, IEC62053-23, IEC62053-23. Meter parameter is configurable locally and remotely. The meter has high precision, low power consumption. It is suitable for the user in villa, commercial and industrial project, etc. it is also compatible for Radio Frequency (RF) and Cellular Network (3G).
Specification for Three Phase Meter: -
1. Model: DTSD545
2. Accuracy Class: IEC 62053-21 CL 1.0, IEC 62053-23 CL 2.0
3. Standard Current: 10(100) A
4. Standard Voltage: 3x230/400V
5. Protection Class: IP 54
6. Local Communication: Optical, RS485
7. Remote Communication: Radio Frequency (RF) and Cellular (3G)