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BS ISO 23840:2021

BS ISO 23840:2021

$142.49

Water hydraulics. Water-hydraulic pumps. Methods of testing and representing basic steady-state performance

Published By Publication Date Number of Pages
BSI 2021 24
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PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Symbols and units
5 Water
6 Tests
6.1 Requirements
6.1.1 General
11 6.1.2 Installation of the unit under test
6.1.3 Test fluid
6.1.4 Temperature
6.2 Test circuit
12 6.3 Test measurement
13 6.4 Preparation of test
6.5 Measurement procedure
14 7 Expression of results
15 Annex A (informative) Errors and classes of measurement accuracy
17 Annex B (normative) Permissible variation of mean indicated values of controlled parameters
18 Annex C (informative) Example of graphs presenting test results
22 Bibliography

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BS ISO 23840:2021
$142.49