NEN-EN 12050-4
Wastewater lifting plants for buildings and sites - Principles of construction and testing - Part 4: Non-return valves for feacal-free wastewater and wastewater containing faecal matter
inactive
| Organization: | NEN |
| Publication Date: | 1 January 2001 |
| Status: | inactive |
| Page Count: | 17 |
| ICS Code (Drainage systems): | 91.140.80 |
scope:
Applies to non-return valves used in conjunction with faecal and faecal-free wastewater lifting plants. This part of the standard contains general requirements, basic construction and testing principles together with information on materials and conformity evaluation.
Document History
April 1, 2015
Wastewater lifting plants for buildings and sites - Part 4: Non-return valves for faecal-free wastewater and wastewater containing faecal matter
NEN-EN 12050-4 applies to non-return valves used for faecal-free wastewater and wastewater containing faecal matter lifting plants. This Standard specifies general requirements, basic construction...
October 1, 2012
Wastewater lifting plants for buildings and sites - Part 4: Non-return valves for faecal-free wastewater and wastewater containing faecal matter
NEN-EN 12050-4 applies to non-return valves used for faecal-free wastewater and wastewater containing faecal matter lifting plants. This Standard specifies general requirements, basic construction...
NEN-EN 12050-4
January 1, 2001
Wastewater lifting plants for buildings and sites - Principles of construction and testing - Part 4: Non-return valves for feacal-free wastewater and wastewater containing faecal matter
Applies to non-return valves used in conjunction with faecal and faecal-free wastewater lifting plants. This part of the standard contains general requirements, basic construction and testing...
September 1, 1995
Effluent lifting plants for buildings and sites - Principles of construction and testing - Part 4: Non-return valves for feacal free effluent and effluent containing faecal matter
Applies to non-return valves used in conjunction with faecal and faecal-free wastewater lifting plants. This part of the standard contains general requirements, basic construction and testing...