Quick Check Box

SKU: CB100

Quick Check Box

Product  Type: Check Box


  • Provides ongoing accuracy checks for
  • Continuity
  • Insulation resistance
  • Earth fault loop impedance
  • Continuity check values: 0.5Ω,1Ω, & 2Ω
  • Lead null feature for the for the continuity test range
  • Insulation check values: 0.5MΩ, 2MΩ & 200MΩ
  • Earth fault loop impedance checks
  • ‘Local’ earth fault loop impedance
  • Earth fault loop plus 1Ω
  • Type of Check Box Recommended by the NICEIC


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