NEN-EN 1822-4
High efficiency particulate air filters (HEPA and ULPA) - Part 4: Testing filter elements for leaks (Scan method)
inactive
| Organization: | NEN |
| Publication Date: | 1 March 1997 |
| Status: | inactive |
| Page Count: | 36 |
| ICS Code (Ventilators. Fans. Air-conditioners): | 23.120 |
scope:
Applies to high efficiency air filters and ultra low penetration air filters (HEPA- and ULPA-filters) used in the field of ventilation and air conditioning and for technical processes, for example, for clean room technology or applications in the nuclear or pharmaceutical industry.
Document History
December 1, 2009
High efficiency air filters (EPA, HEPA and ULPA) - Part 4: Determining leakage of filter elements (scan method)
This European Standard applies to efficient air filters (EPA), high efficiency air filters (HEPA) and ultra low penetration air filters (ULPA-filters) used in the field of ventilation and air...
April 1, 2008
High efficiency air filters (EPA, HEPA and ULPA) - Part 4: Determining leakage of filter elements (scan method)
This European Standard applies to efficient air filters (EPA), high efficiency air filters (HEPA) and ultra low penetration air filters (ULPA-filters) used in the field of ventilation and air...
September 1, 2000
High efficiency particulate air filters (HEPA and ULPA) - Part 4: Determining leakage of filter element (Scan method)
Applies to high efficiency air filters and ultra low penetration air filters (HEPA- and ULPA-filters) used in the field of ventilation and air conditioning and for technical processes, for example,...
NEN-EN 1822-4
March 1, 1997
High efficiency particulate air filters (HEPA and ULPA) - Part 4: Testing filter elements for leaks (Scan method)
Applies to high efficiency air filters and ultra low penetration air filters (HEPA- and ULPA-filters) used in the field of ventilation and air conditioning and for technical processes, for example,...