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Low Voltage IoT Sensing Terminal
Low-voltage IoT sensing terminal is a miniaturized, highly integrated metering.
- Overview
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Low-voltage IoT sensing terminal is a miniaturized, highly integrated metering and collection device that can achieve the following functions:
1.Phase identification of electric energy meter
2.Full data collection of electric energy meters
3.Circuit breaker status monitoring
4.Branch power and status monitoring
5.Low voltage fault analysis (leakage current monitoring)
6.Electric energy meter measurement error monitoring
7.Active reporting of branch and meter power-off events
8.Houschold transformer identification and topology analysis
9.Meter box line loss analysis
10.Real-time calculation of line impedance and abnormal warning.
| Technical Parameters | Parameter Value |
| Product size | 106mm×48mm×70mm |
| Rated working voltage | AC220V |
| Normal working voltage | 0.8Un~1.2Un |
| Rated primary curent standard value | 200A/400A/600A |
| Frequency range | 50Hz,Allowable deviation±5% |
| Measurement accuracy level | Active power:B,Reactive power:2 |
| Matching equipment | Open-type current transformer(A,B,C three-phase),neutral current transformer |
| External Interface | HPLC communication,Bluetooth communication,one RS485 interface,one remote signal interface, one 5Vpower output interface,one TCBUS interface,one single bus interface |
| Clock accuracy(daily error) | ≤0.5s/d |
| Data retention time after power outage | ≥10year |
| Protection level | IP51 |
