Internal Reference:
Solis-3P Meter-E-CT*3 ( with External CT) 3-60kw
Solis (Acrel DTSD1352) three-phase meter with external CTs for grid-tied Solis inverters (3–60kW), providing export power limiting and load consumption monitoring.
Technical Specifications
| Model | DTSD1352 |
| Description | Three phase electric meter for energy measurement on low voltage systems (IEC62053-21, IEC62053-22) |
| Voltage | |
| Reference voltage | 3*57.7/100V, 3*220/380V, 3*100V, 3*380V |
| Reference frequency | 50Hz |
| Consumption | <10VA (Single phase) |
| Accuracy | ±0.2% |
| Current | |
| Maximum current | 6A, 80A |
| Starting current | Direct connect: 0.004Ib; Connect via CT: 0.001In |
| Consumption | <1VA (Single phase rated current) |
| Frequency, Energy & Pulse | |
| Frequency range | ±0.2% |
| Accuracy of active kWh | Class 0.5s |
| Reactive energy accuracy | Class 2 |
| Clock accuracy | ≤0.5s/d |
| Pulse width | 80±20ms |
| Pulse constant | 400imp/kWh; 6400imp/kWh |
| Communication | |
| Interface | RS485 (+ Infrared) |
| Protocol | Modbus RTU |
| Functions | |
| Measurement | Active & reactive kWh (positive and negative), A/B/C phase positive kWh, U, I, P, Q, S, PF, Hz |
| Display / Buttons | LCD 8 digits / 4 keys |
| LED alarm | Voltage loss and over voltage |
| Optional | 2~31st harmonics, switch I/O, max demand, frozen data, date/time, NTC temperature measurement |
| Working Environment | |
| Operating temperature | -25℃~55℃ |
| Storage temperature | -40℃~70℃ |
| Humidity | ≤95% (No condensation) |
| Altitude | <2000m |
| Dimensions | 126.5 × 88 × 69.5 mm (DIN rail) |