GPRS communication 31st harmonic remote power monitoring energy meter
Negotiable
Min.Order:1
Jiangsu Sfere Electric Co., Ltd.
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Accuracy | Voltage,current:0.2%;power:0.5%,frequency:±0.01HZ;Active energy:0.5s | |
Data update rate | 1s | |
Signal Input | Rated current | External CT |
Rated voltage | AC 3x220V/380V | |
Overload | Continuous:2In,instantaneous:10In/5s Continuous:1.2Un,instantaneous:2Un/1min | |
Energy consumption | ≤0.1VA | |
Fequency | 45~65HZ | |
Communication Port | GPRS | 850/900/1800/1900 MHz |
Energy pulse | Optocoupler isolation ,pulse width 80ms±20% | |
Digital Input | Optocoupler isolation ,passive dry contact | |
Relay Output | Contact capacity AC250V 5A or DC 30V 5A | |
Auxiliary power supply | Working range | AC/DC 80~270V |
Energy consumption | ≤5VA | |
Environment condition | Working temperature | -10~55℃ |
Storage temperature | -25~70℃ | |
Relative humidity | ≤93%RH | |
Altitude | ≤2500m | |
Safety | Insulation | Signal power supply output terminal to case resistance ≥100MΩ |
Withstand voltage | Power supply,input and output ≥2kv | |
Protection level | IP54 |