CEI EN 61140:2022
CEI EN 61140:2022 (CEI 0-22) / Protezione contro le scosse elettriche
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ISO 21904-X:2020 Equipment for capture and separation of welding fume
ISO 21904-X:2020 Health and safety in welding and allied processes - Equipment for capture and separation of welding fume
ISO 10519 | 06.04.2020 - Preview in attachment
Pubblicata da ISO la nuova serie di norme ISO 21904-X:2020 relativa alle attrezzature per la captazione e la separazione dei fumi di saldatura. Le nuove norme andranno a sostituire quelle della serie EN ISO 15012-X e saranno armonizzate per la Direttiva macchine 2006/42/CE
In Elenco:
EN ISO 21904-1:2020
Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 1: General requirements (ISO 21904-1:2020)
EN ISO 21904-4:2020
Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 4: Determination of the minimum air volume flow rate of capture devices (ISO 21904-4:2020)
EN ISO 21904-2:2020
Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 2: Requirements for testing and marking of separation efficiency (ISO 21904-2:2020)
EN ISO 21904-3:2018
Health and safety in welding and allied processes - Requirements, testing and marking of equipment for air filtration - Part 3: Determination of the capture efficiency of on-torch welding fume extraction devices (ISO 21904-3:2018)
EN ISO 21904-1:2020
This document (EN ISO 21904-1:2020) has been prepared by Technical Committee ISO/TC 44 "Welding and allied processes" in collaboration with Technical Committee CEN/TC 121 “Welding and allied processes” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2020, and conflicting national standards shall be withdrawn at the latest by September 2020.
This document (EN ISO 21904-1:2020) has been prepared by Technical Committee ISO/TC 44 "Welding and allied processes" in collaboration with Technical Committee CEN/TC 121 “Welding and allied processes” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2020, and conflicting national standards shall be withdrawn at the latest by September 2020.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 15012-4:2016.
This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For the relationship with EU Directive(s) see informative Annex ZA, which is an integral part of this document.
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