A1 Solar Kft

Huawei DTSU-666-H 250A/40mA Smart power Sensor

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Article No: C00315

The Huawei DTSU666-H 250A Smart Power Sensor is an advanced three-phase power measurement device designed specifically for solar PV systems. The meter can display voltage, current, power, and energy parameters with excellent accuracy, and supports four-quadrant electrical energy registration. Its compact design, low power consumption and reliable data communication make it an ideal choice for smart energy management systems.

Key features:
  • High measurement accuracy: class 1 validation, ±1% accuracy of current, power and energy values, ±0.5% voltage accuracy.
  • Wide range of applications: compatible with 3P3W and 3P4W networks, up to 250 A current measurement.
  • Energy efficient operation: total power consumption is less than 1 W.
  • Easy to use: with built-in LCD display and easy installation (DIN35 rail mounting).
  • Communication compatibility: RS485 interface with Modbus-RTU protocol, allowing seamless system integration with Huawei inverters and other monitoring devices.
  • Wide temperature range: operating temperature from -25°C to +60°C.

Technical data:
  • Input voltage: 176-288 Vac (phase voltage)
  • Current range: 0-250 A
  • Frequency measurement accuracy: ±0.01 Hz
  • Communication: RS485, 9,600 bps transmission rate, Modbus RTU protocol
  • Dimensions: 100 x 72 x 65,5 mm
  • Weight: 1,5 kg
  • Operating humidity: 5-95% (non-condensing)

Accessories:
  • RS485 communication cable (10 m)
  • 3 250 A/50 mA current transformers (with 5 m cable)

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Huawei DTSU-666-H 250A/40mA Smart power Sensor
€102,00 EUR