PR NF EN 521
Collections
National standards and national normative documents
Publication date
May 2022
Number of pages
144 p.
Reference
PR NF EN 521
ICS Codes
23.020.35 Gas cylinders
27.060.20 Gas fuel burners
97.040.20 Cooking ranges, working tables, ovens and similar appliances
97.100.20 Gas heaters
Classification index
D35-356PR
Print number
1
European kinship
PR EN 521