About the Product
The SDM120DB - MID is a Single-Phase MID electric energy with 5+1 digital LCD display for measuring kWh.The SDM120DB uses
advanced special recording integrated circuit with high precision. It is used in AC single-phase watt-hour with
its recording frequency of 50Hz, It is highly accurate, durable, reliable, low power consumptive, without
reversion, creep-proof, anti-tampering, and bilateral recording with strong overloading capability. It conforms
to the related requirements of GB/T17215 321-2008, and pass EMC and LVD in world famous Lab.
Voltage AC (Un) 230V
- Voltage range -30% to +30% of Un
- Base current(Ib) 5A
- Max current(Imax) 45A
- Starting current (mA) 0.4% of Ib
- Power consumption of current ≤2W / 10VA
- Frequency (Hz) 50/60 (±10%)
- Accuracy 1.0
- Standards IEC 62053-21
- Memory back-up EEprom
- Operating -10°C to +50°C
- Storing -30°C to +70°C
- Upper material Polycarbonate
- Lower material Polycarbonate/glass fibre
- Operating humidity 75%
- Storing humidity 95%
- Protection against dust and water IP40
- Insulating encased meter II
- AC voltage withstand 2KV for 1 minute
- Impulse voltage withstand 6KV – 1.2µS waveform
- Current withstand 30Imax for 0.01s
- Pulse output rate 2000 imp/kWh
Documentation & Downloads
SDM120DB-MID Modbus Manual
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