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EASTRON SDM630 SERIES measures and displays measures and displays the characteristics of single phase two wires (1p2w) and three phase three wire (3p3w) and three phase four wires(3p4w) supplies, including voltage, frequency, current, power ,active and reactive energy, imported or exported. Energy is measured in terms of kWh, kVArh.
SDM630 SERIES can work with direct load 100A. Two Pulse outputs and 1 remote communication port is provided.

Characteristics
Multi-parameters.
Bi-directional measurement IMP & EXP
Modbus / Mbus
Two pulse outputs
Multi-tariff
Dual power source
Accuracy Class 0.5S / 1.0
Touch button opercation
Din rail mounting
Backlit LCD Display
100A direct connect
MID approved
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Electrical characteristics | ||
Type of measurement | RMS including harmonics on three phase AC system (3P, 3P+N) | |
Measurement accuracy | Power | IEC 61557-12 Class 0.5 |
Active Energy | IEC 62053-22 Class 0.5S, IEC 62053-21 Class 1.0 | |
Reactive Energy | IEC62053-23 Class 2, IEC 61557-12 Class 2 | |
Frequency | ±0.1% | |
Current | ±0.2% | |
Voltage | ±0.2% | |
Power Factor | ±0.01 | |
Input & Output | ||
Input-Current | Rated Current | 10A |
Max Current | 100A | |
Min Current | 0.5A | |
Starting Current | 40mA | |
Output | SDM630-Pulse | 2 Pulse Output for imp/exp. energy |
SDM630-Modbus V2 /-2T / MT | 2 Pulse Output + RS485 Modbus | |
SDM630-Mbus V2 | 2 Pulse Output + M-bus EN13757 | |
Mechanical Characteristics | |
Weight | 400g |
IP Degree of Protection (IEC 60529) | IP51 front display |
Dimensions (WxHxD) | 100x72x66 |
Mounting Position | Vertical |
Material of meter case | Self-extinguishing UL 94 V-0 |
Mechanical environment | M1 |
Environmental Characteristics | |
Operating Temperature | -25 to 55°C |
Storage Temperature | -40 to 70°C |
Humidity Rating | <95% RH at 50 °C (non-condensing) |
Pollution Degree | 2 |
Altitude | 2000m |
Electromagnetic Compatibility | |
Electrostatic Discharge | IEC 61000-4-2 |
Immunity to Radiated Fields | IEC 61000-4-3 |
Immunity to Fast Transients | IEC 61000-4-4 |
Immunity to Impulse Waves | IEC 61000-4-5 |
Conducted Immunity | IEC 61000-4-6 |
Immunity to Magnetic Fields | IEC 61000-4-8 |
Immunity to Voltage Dips | IEC 61000-4-11 |
Radiated Emissions | EN55011 Class A |
Conducted Emissions | EN55011 Class A |
Harmonics | IEC 61000-3-2 |
Safety | |
Measurement Category | Per IEC61010-1 CAT III |
Current Inputs | Require external Current Transformer for Insulation |
Over voltage Category | CAT III |
Dielectric Withstand | As per IEC 61010-1 Double Insulated front panel display |
Protective Class | II |
Modbus Communications | |
Interface standard and protocol | RS485 and MODBUS RTU |
Communication address | 1~247 |
Transmission mode | Half duplex |
Data type | Floating point |
Transmission distance | 1000m Maximum |
Transmission speed | 2400bps~38400bps |
Parity | None (default), Odd, Even |
Stop bits | 1 or 2 |
Response time | <100 mS |
M-Bus Communications | |
Interface standard and protocol | M-bus EN13757-3 |
Communication address | 1~250 |
Transmission mode | Half duplex |
Data type | Floating point |
Transmission distance | 1000m Maximum |
Transmission speed | 2400bps~38400bps |
Parity | None (default), Odd, Even |
Stop bits | 1 or 2 |
Response time | <100 mS |





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