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JC-OM200/MOA type lightning arrester online monitoring device
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JC-OM200/MOA type lightning arrester online monitoring device

JC-OM200/MOA type lightning arrester online monitoring device adopts high-precision active zero flux through-core transformer, and automatically selects the magnification according to the measured current to achieve high-precision measurement; adopts dynamic phasor compensation algorithm to achieve high-precision Measurement signal analysis; adopts digital filtering algorithm to eliminate the "zero drift problem" caused by analog filters; adopts distributed measurement structure, that is, on-site measurement and digital transmission; live installation, that is, no main equipment power-off installation is required, which is convenient and fast Connected to the system, the measurement data is communicated with the IED through RS485.
Free telephone number:0519-85851518
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Parameters

1. Full current measurement range: 0.1mA~650mA, measurement accuracy ±1% or 10μA

Resistive current measurement range: 0.01mA~650mA, measurement accuracy ±1% or 10μA

2. System frequency measurement range: 45~65Hz, measurement accuracy ±0.001Hz

3. Record of the number of lightning strikes: 0~255, year, month, day, hour, minute and second

4. Temperature: -30℃~80℃, ±0.5℃

5. Humidity: 0~100%RH, ±3%

6. External dimensions: 325*240*160mm (L*W*H)

7. Data communication: RS485 structure, network speed: ≤9600bps

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