I.S. EN 50445:2008
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PRODUCT FAMILY STANDARD TO DEMONSTRATE COMPLIANCE OF EQUIPMENT FOR RESISTANCE WELDING, ARC WELDING AND ALLIED PROCESSES WITH THE BASIC RESTRICTIONS RELATED TO HUMAN EXPOSURE TO ELECTROMAGNETIC FIELDS (0 HZ - 300 GHZ)
Hardcopy , PDF
09-28-2021
English
01-01-2008
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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.
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| BS EN 50445:2008 | Identical |
| NF EN 50445 : 2008 | Identical |
| EN 50445:2008 | Identical |
| NEN EN 50445 : 2008 | Identical |
| EN 50392:2004 | Generic standard to demonstrate the compliance of electronic and electrical apparatus with the basic restrictions related to human exposure to electromagnetic fields (0 Hz - 300 GHz) |
| 2006/95/EC : 2006 | DIRECTIVE 2006/1995/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 12 DECEMBER 2006 ON THE HARMONISATION OF THE LAWS OF MEMBER STATES RELATING TO ELECTRICAL EQUIPMENT DESIGNED FOR USE WITHIN CERTAIN VOLTAGE LIMITS (CODIFIED VERSION) (TEXT WITH EEA RELEVANCE) |
| EN 60974-6:2016 | Arc welding equipment - Part 6: Limited duty equipment |
| EN 50505:2008 | Basic standard for the evaluation of human exposure to electromagnetic fields from equipment for resistance welding and allied processes |
| IEC 60974-6:2015 | Arc welding equipment - Part 6: Limited duty equipment |
| EN 50444:2008 | Basic standard for the evaluation of human exposure to electromagnetic fields from equipment for arc welding and allied processes |
| IEC 60974-1:2017 | Arc welding equipment - Part 1: Welding power sources |
| EN 50499:2008 | Procedure for the assessment of the exposure of workers to electromagnetic fields |
| EN 60974-1:2012 | Arc welding equipment - Part 1: Welding power sources |
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