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Electrical calibration in the presence of High Voltage

For equipment suppliers, energy producers, industries or laboratories regularly working with voltages capable of reaching values of 300 kV, the LNE Laboratory offers a wide range of services aimed at characterizing your facilities and/or installations.

Proposed calibration services

Measurement of high alternative and direct voltages

  • Measurement with high alternative voltages, values up to 300 kV / 50 Hz - 60 Hz
  • Measurement with high direct voltages, values up to 250 kV
  • Measurement of railroad energies (16 Hz 2/3)
  • Measurement at industrial frequencies, with values up to 400 Hz
  • On-site response at the client's premises, with voltage values reaching 200 kV (on-site services)
  • Voltage transformers
  • Kilovoltmeters (RMS, peak, true RMS)
  • Voltage dividers
  • Condensers ranging from 20 pF to 1 µF
  • High-value resistances ranging from 1 MΩ to 10 TΩ
  • Spintermeters
  • High-voltage generators
  • High-voltage dephasing
  • Electrostatic field measuring instrument
  • Dielectrimeters
  • Condenser measurement bridges
  • Transformer measurement bridges.

Measurement of high pulse voltages

  • Lightning shock waves 1.2/50 µs, up to 420 kV
  • Voltage handling waves 250/2500 µs, up to 500 kV
  • Lightning waves type 8/20 µs, up to 50 kA.

Accreditation details

  • COFRAC Accreditation No. 2-03

List of sites and scopes available on www.cofrac.fr

  • Best calibration opportunities among France's national laboratories available on the BIPM website.

Additional services

Development of dedicated measurement methods, customized training modules, expert appraisals, test bench production, and characterization of new facilities.