UNE-EN 12056-4:2001
Current
The latest, up-to-date edition.
Gravity drainage systems inside buidlings. Part 4: Wastewater lifting plants. Layout and calculation.
Hardcopy , PDF
Spanish, Castilian, English
15-03-2001
Foreword
1 Scope
2 Normative references
3 Definitions, symbols, units and designation
3.1 Definitions
3.1.1 Wastewater lifting plant
3.1.2 Backflow
3.1.3 Flood level
3.1.4 Backflow loop
3.1.5 Duty flow Vp
3.1.6 Discharge head, Hp
3.1.7 Collection tank for wastewater
containing faecal matter
3.1.8 Useful volume
3.2 Symbols
4 Protection against backflow
5 Installation
5.1 General requirements
5.2 Pipework
5.3 Ventilation
5.4 Drains
5.5 Electrical connections
6 Selection of wastewater lifting plants
6.1 Determination of flow, Qp
6.2 Determination of head, Hp
6.2.1 Calculation procedure for head, Hp
6.2.2 Static head, Hgeo
6.2.3 Losses in valves and fittings, Hv,a
6.2.4 Friction losses in discharge pipework,
Hv,r
6.3 Determination of useful volume, V
7 Commissioning
8 Inspection and maintenance
8.1 Inspection
8.2 Maintenance
8.3 Maintenance contract
Annex A (informative) Bibliography
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.