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NEN-EN-ISO 21904-1

Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 1: General requirements

active, Most Current
Organization: NEN
Publication Date: 1 April 2020
Status: active
Page Count: 40
ICS Code (Occupational safety. Industrial hygiene): 13.100
ICS Code (Welding, brazing and soldering in general): 25.160.01
ICS Code (Welding equipment): 25.160.30
ICS Code (Stationary source emissions): 13.040.40
scope:

This document defines the general requirements for ventilation equipment used to capture and separate fumes generated by welding and allied processes, e.g. arc welding and thermal cutting.

This document also specifies the test data to be marked on the capture devices.

It applies to the design and manufacture of parts of the equipment including hoods for welding, ducting, filter units, air movers, systems that inform of unsafe operation and workplace practices to ensure safe working with regard to exposure.

Significant hazards are listed in Clause 4. It does not cover electrical, mechanical and pneumatic hazards.

This document is applicable to:

- local exhaust ventilation systems (LEV) excluding draught tables;

- mobile and stationary equipment;

- separation equipment used for welding and allied processes;

This document is not applicable to:

- general ventilation, air make up or air movement systems;

- air conditioning systems;

- grinding dust.

This document applies to systems designed and manufactured after its publication.

NOTE Specific safety requirements for thermal cutting machines are defined in ISO 17916.

Document History

NEN-EN-ISO 21904-1
April 1, 2020
Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 1: General requirements
This document defines the general requirements for ventilation equipment used to capture and separate fumes generated by welding and allied processes, e.g. arc welding and thermal cutting. This...

References

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