The SDM630MCT-Mbus is Mbus CT operated Din Rail Three Phase Multi-function Energy Meter. Suitable for measuring and monitoring energy consumption and many other electrical parameters.The unit is 1/5A CT operated, it requires Aux.power supply(AC or DC) to power the meter. Built-in interfaces provides pulse and Mbus outputs for remotely reading and setting.
Electrical Characteristics | ||
Type of Measurement | RMS including harmonics on three phase AC system (3P, 3P+N) | |
Measurement Accuracy | Voltage | ±0.5% |
Current | ±0.5% | |
Frequency | ±0.2% | |
Power Factor | ±1% | |
Active Power | ±1% | |
Reactive Power | ±1% | |
Apparent Power | ±1% | |
Active Energy | Class 1 IEC 62053-21 | |
Reactive Energy | Class 2 IEC 62053-23 | |
Input & Output | |||
Input | Current | CT Secondary | 1A/5A |
CT Primary | 1-9999A | ||
Min Current | 0.25A | ||
Starting Current | 20mA | ||
Voltage | Rated Voltage (Un) | 230V L-N / 120V L-N | |
Operational Voltage | 80%~120% of Un | ||
Output | SDM630MCT/ MT | 2 Pulse Outputs + RS485 Modbus | |
SDM630MCT-2T | 2 Pulse Outputs + RS485 Modbus + 2T (Dual Power Source) | ||
SDM630MCT-Mbus | 2 Pulse Outputs + M-bus EN13757 | ||
SDM630MCT-LoRa | 2 Pulse Outputs + LoraWAN | ||
SDM630MCT-Mbus-2T | 2 Pulse Outputs + M-bus EN13757 + 2T (Dual Power Source) | ||
RS485 Modbus Communications | |
Communication Address | 1~247 |
Transmission Distance | 1000m Maximum |
Transmission Speed | 1200bps~38400bps |
Parity | None (default), Odd, Even |
Stop Bits | 1 or 2 |
Response Time | <100 mS |
M-Bus EN13757-3 Communications | |
Communication Address | 1~250 |
Transmission Distance | 1000m Maximum |
Baud Rate | 300bps~9600bps |
Parity | None (default), Odd, Even |
Stop Bits | 1 or 2 |
LoRaWAN Communications | |
Communication Frequency | EU868/ AS923/ AU915/ US915, etc. |



