Voltmeters and ammeters for dc welding: Calibration and function testing (NT ELEC 028)

  • Report #: NT ELEC 028
  • Approved: November 1995
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This NORDTEST method describes procedures for calibration of voltmeters and ammeters which are to be used for measurements of voltage and current during direct current are welding. It also describes test procedures to verify the fitness of an instrument for measurements during direct current arc welding.  

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