{"id":40825,"date":"2021-11-25T13:10:57","date_gmt":"2021-11-25T13:10:57","guid":{"rendered":"https:\/\/venfilter.es\/normativa\/normativa-en-iso-16890-12016\/"},"modified":"2023-03-02T09:03:47","modified_gmt":"2023-03-02T08:03:47","slug":"norma-en-iso-16890-12016","status":"publish","type":"normativa","link":"https:\/\/venfilter.es\/pt-pt\/normativa\/norma-en-iso-16890-12016\/","title":{"rendered":"Norma EN ISO 16890-1:2016"},"content":{"rendered":"

Norma EN ISO 16890-1:2016. Filtros de Ar utilizados na Ventila\u00e7\u00e3o Geral.<\/h2>\n

Classifica\u00e7\u00e3o da efici\u00eancia baseada na mat\u00e9ria particulada (PM)<\/p>\n\n\n\n\n\n\n\n\n
Denomina\u00e7\u00e3o de grupos<\/td>\nRequisitos<\/td>\nValor da declara\u00e7\u00e3o de classe<\/td>\n<\/tr>\n
ePM1,min<\/td>\nePM2,5,min<\/td>\nePM10<\/td>\n<\/tr>\n
ISO Grueso<\/td>\n–<\/td>\n–<\/td>\n<50%<\/td>\nReten\u00e7\u00e3o gravim\u00e9trica inicial<\/td>\n<\/tr>\n
ISO ePM10<\/td>\n–<\/td>\n–<\/td>\n\u226550%<\/td>\nePM10<\/td>\n<\/tr>\n
ISO ePM2,5<\/td>\n–<\/td>\n\n

\u226550%<\/p>\n<\/td>\n

–<\/td>\nePM2,5<\/td>\n<\/tr>\n
ISO ePM1<\/td>\n\u226550%<\/td>\n–<\/td>\n–<\/td>\nePM1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

As classes de filtros s\u00e3o declaradas como valores de declara\u00e7\u00e3o de classe juntamente com a denomina\u00e7\u00e3o do grupo. Para declarar as classes ePM, os valores de declara\u00e7\u00e3o de classe s\u00e3o arredondados por defeito para o m\u00faltiplo mais pr\u00f3ximo dos 5% dos pontos. Os valores superiores a 95% s\u00e3o declarados como “>95%”.<\/p>\n

\u00a0<\/p>\n\n\n

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