Smart power meter for inverters Huawei Smart Power Sensor – DTSU666-H
HUAWEI Smart Power Sensor DTSU666-H is a high-precision three-phase energy meter designed to accurately measure electrical energy in three-phase systems. With its compact design and DIN35 rail mounting, it is suitable for a variety of applications, including residential and commercial. The device supports a nominal voltage of 230 V AC / 400 V AC and can measure currents up to 100 A or 250 A, depending on the model. With a total power consumption of less than 1 W, the DTSU666-H is an energy-efficient solution for monitoring energy consumption.
The meter is equipped with an RS485 interface that uses the Modbus-RTU communication protocol, ensuring easy integration with energy management systems. The LCD display allows for easy setting and checking of measured values, providing clear and accurate information on voltage, current, power and energy. With its accuracy class of 1%, the DTSU666-H guarantees reliable and precise measurements necessary for effective management of energy resources.
Advantages of HUAWEI Smart Power Sensor DTSU666-H
One of the key advantages of the DTSU666-H is its high measurement accuracy, which allows for detailed monitoring of energy consumption. The device’s low power consumption contributes to a minimal impact on the overall energy consumption of the system. The compact dimensions (100 mm x 72 mm x 65.5 mm) and easy mounting on a DIN35 rail facilitate its integration into existing electrical panels. Additionally, the wide operating temperature range from -25°C to 60°C ensures reliable operation in various environments.
Applications and compatibility
DTSU666-H is compatible with various energy management systems, thanks to its RS485 interface and Modbus-RTU protocol support. This makes it an ideal choice for integration into smart energy networks and home automation systems. The device is suitable for use in residential buildings, commercial buildings and small industrial enterprises where precise control and management of energy consumption is required. With its reliability and accuracy, HUAWEI Smart Power Sensor DTSU666-H is a valuable tool for optimizing energy efficiency and reducing electricity costs.
Specifications:
- Voltage range – 176~288 Vac
- Phase-to-phase voltage range -304~499 Vac
- Three-phase
- Indirect
- Own power – 1 W
- Accuracy ± 0.5% (voltage)
- Accuracy ± 1% (current)
- Indirect measurement up to 250A AC
- RS485 communication
- Self-powered
The set includes:
- Electricity meter
- Current transformer 250A with 5 meters of cables – 3 pieces
- RS485 communication cable – 10 meters








Reviews
There are no reviews yet