DEYE DTSU666 Three- phase smart energy meter 3*230/400V 100A/40mA CTF16-2K5-100A 4P Modbus

Deye Energy Meterisprecision energy meter, designed to work with photovoltaic systems. Easily integrates with inverters viaRS485 Modbus communicationand offers accurate measurement ofactive and reactive power, voltage, current and frequency. Can be used insingle-phase and three-phase systems, providing effective monitoring and management of the energy flow betweeninverter, network and consumption.

Typical applications

• PV array → inverter → energy meter → power grid

• Monitoring ofenergy to and from the grid

• Integration withhousehold goods, with RS485 connection to inverter or control module

Working conditions:

Operating temperature: from -25°C to +55°C
Permissible range: up to +70°C
Humidity: 0–95%, non-condensing
Installation environment: dry spaces protected from direct water
Warranty: 2 years

Compatible models

• EASTRON SDM 230 Modbus

• EASTRON SDM 630 Modbus V2

• EASTRON SDM 630 MCT

• CHINT DDSU666

• CHINT DTSU666

Key benefits:

RS485 Modbus communication - compatible with Deye inverters
Suitable for dynamic power control and monitoring
Precision and stability – suitable for commercial and home systems
Easy DIN rail mounting
Variety of versions for different needs (1/3 phases, current transformers)

Deye Energy Meteris an ideal complement for any PV system that requiresintelligent management, monitoring and energy efficiency.

We inform you that, despite our efforts, we cannot guarantee that the published information and photos do not contain inaccuracies or errors that cannot be a legal basis for claims.

Technical characteristics:

✅ Measurement type:Direct / with current transformers (CT up to 9999A)
✅ Max. direct current:up to 100 A
✅ Operating voltage:

• Phase-phase: 147–480 V

• Phase-Neutral: 85–480 V (depending on model)
  ✅ Frequency range: 50/60 Hz
  ✅ Accuracy Class:

• Active power: Class 1

• Reactive power: Class 2
  ✅ Communication: RS485 (Modbus)
  ✅ Display: LCD
  ✅ Power supply:176–264 V AC (depending on variant)
  ✅ Installation:DIN rail
  ✅ Consumption:from ≤1W to ≤2W / 10VA
  ✅ IP protection: IP51
  ✅ Dimensions:from 36×85×66 mm to 100×72×66 mm (depending on the model)
  ✅ Weight:from 0.21 to 0.44 kg

Additional information