I.S. EN 12723:2000
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
LIQUID PUMPS - GENERAL TERMS FOR PUMPS AND INSTALLATIONS - DEFINITIONS, QUANTITIES, LETTER SYMBOLS AND UNITS
Hardcopy , PDF
07-08-2012
English
01-01-2000
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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Foreword
1 Scope
2 Normative references
3 General terms and definitions for pumps and installations
3.1 List of symbols and quantities
3.2 List of letters, figures and symbols used as subscripts
3.3 General definitions
3.4 Rates of flow
3.5 Heights
3.6 Heads
3.7 Specific energy
3.8 Cross-sectional areas
3.9 Velocities
3.10 Pressure
3.11 Temperatures
3.12 Powers
3.13 Efficiencies
3.14 Performance
3.15 Speed and rotation
3.16 Forces and loads
3.17 Pumped liquid characteristics
3.18 Miscellaneous terms
4 Special terms for rotodynamic pumps
4.1 Rates of flow
4.2 Heights
4.3 Power
4.4 Heads
4.5 Cross-sectional areas
4.6 Velocities
4.7 Speed and rotation
4.8 Performance
4.9 Pump characterizing number
4.10 Miscellaneous terms
5 Special terms for reciprocating and rotary positive
displacement pumps
5.1 Rates of flow
5.2 Cross-sectional areas
5.3 Velocities
5.4 Pressure
5.5 Volumes
5.6 Forces and loads
5.7 Efficiencies
5.8 Miscellaneous terms
Annex A (informative) Figures for illustrating the
definitions
Serves as a means of clarifying communications between the installation designer, manufacturer, operator and plant constructor. Deals with terms, letter symbols and units related to the flow of liquids through rotodynamic and positive displacement liquid pumps and associated installations.
| DocumentType |
Standard
|
| Pages |
43
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| BS EN 12723:2000 | Identical |
| DIN EN 12723:2000-09 | Identical |
| SN EN 12723 : 2000 | Identical |
| UNI EN 12723 : 2002 | Identical |
| NBN EN 12723 : 2000 | Identical |
| NS EN 12723 : 1ED 2000 | Identical |
| EN 12723:2000 | Identical |
| NF EN 12723 : 2000 | Identical |
| NEN EN 12723 : 2000 | Identical |
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