We develop and produce high performance electricity meters, power analyzers, current sensors, communication modules and management systems. RS485 Remote Control Built-in Relay Three Phase Multi-function Energy Meter Manufacturers and Factory
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SDM530C is a remote control built-in relay three phase multi-function energy meter. It measures multi-parameters like current, voltage, power, frequency, import and export energy, etc. An RS485 Modbus communication is provided for remote setting and reading.
The meter also equipped with a built-in relay. The user can turn on/off the power remotely through Modbus communication. And when there is alarm like over-current or voltage, etc. The realy will also open automatically. The relay of each phase can be controlled together or separately.
The model SDM530C is widely used in commercial and industry applications.
Electrical Characteristics |
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Type of Measurement |
RMS on three phase AC system (3P+N) |
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Measurement Accuracy |
Power |
0.5% of range maximum |
Active Energy |
IEC 62053-22 Class 0.5s |
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Reactive Energy |
IEC62053-23 Class 2 |
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Frequency |
0.2% of mid-frequency |
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Current |
0.5% of range maximum |
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Voltage |
0.5% of range maximum |
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Power Factor |
1% of unity (0.01) |
Input & Output |
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Input |
Current |
Rated Current |
5A |
Max Current |
100A |
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Min Current |
0.25A |
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Starting Current |
20mA |
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Voltage |
Rated Voltage (Un) |
230V |
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Operational Voltage |
80%~120% of Un |
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SDM530C/Y |
Pulse Output + RS485 Modbus |
RS485 Modbus Communications |
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Communication Address |
1~247 |
Transmission Distance |
1000m Maximum |
Baud Rate |
1200bps~9600bps |
Parity |
None (default), Odd, Even |
Stop Bits |
1 or 2 |