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Lightning arrestor resistance current analysis equipment
  • Lightning arrestor resistance current analysis equipment 1번 상세이미지 썸네일

Lightning arrestor resistance current analysis equipment

제품상세정보테이블
Diagnose the deterioration of the arrester by measuring the resistive current, which is an accident factor of lightning arrester deterioration.
Identify deterioration status by analyzing-diagnosing the resistive current of lightning arresters in real time.
Through the self-analysis system, accurate measurement result analysis and report generation to diagnose the exact condition.
Products Info
Requirement

- Occurrence of lightning arrester deterioration due to increased resisitive current and temperature

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                                                                                                           *Source : IEEETrans, Process

 

- Prevention of Power accidents caused by unexpected accidents lightning arrestor -> The lightning arrester is installed between the electric wire and the ground fault

- Cost cutting lightning arrester maintenance -> Reduce replacement costs from current TBM to CBM based on detailed diagnosis

 

  

The need for lightning arrester diagnosis

- Applecation of leakage current measurement method in accordance with international standard (IEC60099-5) (Resistance current Detection)

- Decision, When the resistance leakage current measurement increases by 3~4time the initial value

- Diagnosis for periodic resistance leakage current measurement by trend

- The basic wave resistance current is analyed as early degradation and the three harmonic resistance current as aging degratation

- Resistance line current measurement is possible without voltage application (accuracy 95%)

- Separated detection for each frequency to analyze the cause of deterioration - Self - analysis report

- Various analysis of On-Line/Off-Line methods

- Real-time measurement waveform analysis and trend management in connection with the preventive diagnosis system

System Diagram


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Specifications


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