Energy meter
Single-phase 1A/5A CT input access MID energy meter
SEM11-T5 is a MID RS485 Modbus CT-type DIN rail single-phase energy meter. It measures active power, reactive power, current, voltage, power, power factor, frequency, and more. Suitable for monitoring energy consumption in residential, solar photovoltaic, industrial, and utility applications.
The table can be configured to work with various CTs, thus enabling the device to operate over a wide range.
The device has been approved to comply with the requirements of EU Directive 2014/32/EU.
Specifications
| Rated voltage（Un） | 230V AC |
| Operating voltage range | 80%~120% of Un |
| AC Withstand Voltage | 4KV / 1min |
| Pulse withstand voltage | 6KV-1.2µS |
| Primary current | 5~9999A |
| Secondary current | 1A or 5A |
| Frequency | 50 or 60Hz |
| Power consumption | ≤ 2W/10VA |
Accuracy
| V/A | 0.5% |
| F | 0.2% |
| PF | 0.01 |
| P/S | ±1% |
| Q | ±1% |
| VArh | Class 2 |
| Wh | Class 1 |
| Performance standards | |
| Working humidity | ≤90% |
| Storage humidity | ≤95% |
| Working temperature | -25℃-+55℃ / -40℃-+70℃ |
| Storage temperature | -40℃-+70℃ |
| International standards | IEC 62053-21 / EN 50470-1/3 |
| Accuracy | Class 1 / Class B |
| Installation category | CATIII |
| Waterproof rating | IP51（indoor） |
| Insulation protection | II |
| Electrostatic discharge | 8kV contact discharge / 15kV air discharge |
| EMC | IEC 61000-4-3 |
| Group pulse | 4kV |
| Surge | 4kV |
| Conducted radiation | EN 55022 |
| Bus type | RS485 |
| protocol | Modbus RTU or DL/T 645 |
| Baud rate | 1200/2400/4800/9600/19200bps |
| Address range | 1-247 |
| Bus load | 64pcs |
| Communication distance | 1000M |
| Parity | EVEN/ODD/NONE |
| Data bit | 8 |
| Stop position | 1 |
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