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ONORM EN 379 : 2009

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

PERSONAL EYE-PROTECTION - AUTOMATIC WELDING FILTERS

Superseded date

28-10-2022

Published date

12-01-2013

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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
  4.1 General requirements
  4.2 Particular requirements
  4.3 Additional requirements
      4.3.1 Power off
      4.3.2 Transmittance
      4.3.3 Variations in luminous transmittance
      4.3.4 Switching time
      4.3.5 Manual control of dark scale number
      4.3.6 Diffusion of light
      4.3.7 Angle dependence of luminous transmittance
            (Optional requirement)
  4.4 Spectral sensitivity of welding filters with
      automatic scale number setting
5 Test methods
  5.1 Power off test
  5.2 Measurement of switching time
      5.2.1 Test equipment
      5.2.2 Performance of test equipment
      5.2.3 Measurement
      5.2.4 Calculation
  5.3 Scale number setting of welding filters with automatic scale
      number setting
      5.3.1 Test equipment
      5.3.2 Measurement of the scale number setting
  5.4 Spectral sensitivity of welding filters with automatic
      scale number setting
      5.4.1 General
      5.4.2 Method using monochromatic radiation
      5.4.3 Method using cut-off filters
  5.5 Angle dependence of luminous transmittance
  5.6 Test schedule for type examination
6 Marking
  6.1 General
  6.2 Automatic welding filters and automatic welding filters
      with manual scale number setting
  6.3 Welding filter with automatic scale number setting
7 Information to be supplied by the manufacturer
Annex A (informative) Guidance on selection and use
        A.1 General
            A.1.1 Scale numbers to be used for gas welding
                  and braze welding
            A.1.2 Scale numbers to be used for oxygen cutting
            A.1.3 Scale numbers to be used for plasma jet cutting
            A.1.4 Scale numbers to be used for electric arc welding
                  or air-arc gouging
            A.1.5 Scale numbers of filters to be used by welders'
                  assistants
        A.2 Remarks
Annex B (informative) Uncertainty of measurement and results
        interpretation
        B.1 Test report and uncertainty of measurement
Annex ZA (informative) Clauses of this European Standard addressing
         essential requirements or other provisions of EU Directives
Bibliography

Describes requirements for automatic welding filters which switch their luminous transmittance to a lower predetermined value when a welding arc is ignited.

DocumentType
Standard
PublisherName
Osterreichisches Normungsinstitut/Austrian Standards
Status
Superseded
SupersededBy

ONORM EN 12941 : 2009 RESPIRATORY PROTECTIVE DEVICES - POWERED FILTERING DEVICES INCORPORATING A HELMET OR A HOOD - REQUIREMENTS, TESTING, MARKING

EN 165:2005 Personal eye-protection - Vocabulary
EN 166:2001 Personal eye-protection - Specifications
EN 169:2002 Personal eye-protection - Filters for welding and related techniques - Transmittance requirements and recommended use
EN 167:2001 Personal eye-protection - Optical test methods
ISO 11664-2:2007 Colorimetry — Part 2: CIE standard illuminants
ISO 9211-2:2010 Optics and photonics — Optical coatings — Part 2: Optical properties

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