NEN EN 50445 : 2008

1 Scope
2 Normative references
3 Terms and definitions
4 Compliance criteria and exposure limits
  4.1 Background
  4.2 Equipment for use by the general public
  4.3 Equipment for occupational use
  4.4 Equipment for occupational use in a public area
  4.5 Exposure of persons wearing cardiac pacemakers or other
      medical implants
  4.6 Projectile risk
  4.7 Touch currents
5 Compliance assessment
  5.1 General
      5.1.1 Measurement and calculation
      5.1.2 Time averaging
      5.1.3 Spatial averaging
      5.1.4 Assessment of equipment with pulsed or non-sinusoidal
            welding current
      5.1.5 Assessment of equipment with multiple welding current
            waveforms
  5.2 Assessment of EMF
      5.2.1 General considerations
      5.2.2 Electric field
      5.2.3 Magnetic field measurements to show compliance with
            reference levels
      5.2.4 Calculations to show compliance with reference levels
      5.2.5 Calculations to show compliance with basic restrictions
6 Information to be supplied with the apparatus
7 Marking
8 Uncertainty of assessment
  8.1 Using uncertainty for comparison with limits
  8.2 Permissible expanded uncertainties
Annex A (informative) - General public basic restrictions and
        reference levels
Annex B (informative) - Occupational basic restrictions and
        reference levels
Annex C (informative) - Example for general EMF information
Bibliography

Describes equipment for resistance welding, arc welding and allied processes designed for use in industrial or domestic environments, including welding power sources, wire feeders and ancillary equipment, e.g. torches, liquid cooling systems and arc striking and stabilising devices.