BSI 23/30442856 DC 2023
$13.70
Draft BS ISO 12759-6. Fans — Efficiency classification for fans – Part 6: Calculation of the fan energy index
Published By | Publication Date | Number of Pages |
BSI | 2023 | 45 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
6 | Foreword |
7 | Introduction |
9 | 1 Scope 2 Normative references 3 Terms, definitions and symbols 3.1 Terms and definitions |
10 | 3.1.1 General terms |
12 | 3.1.2 Impeller types |
13 | 3.1.3 Fan types |
14 | 3.2 Symbols |
15 | 4 General 4.1 Minimum testable configuration 4.2 FEI pressure basis 4.3 Appurtenances |
16 | 4.4 Fans embedded in other equipment |
17 | 5 Fan energy index 5.1 General 5.2 Reference electrical input power 5.2.1 Reference shaft power |
19 | 5.2.2 Reference transmission efficiency 5.2.3 Reference motor efficiency 5.2.4 Reference motor controller efficiency 5.3 Actual fan electrical input power |
21 | 5.3.1 Measurement of fan electrical input power 5.3.2 Fan electrical input power calculation using ISO 12759-2 5.3.3 Combined fan shaft power with tested motor or motor and controller |
23 | 5.3.4 Fan electrical input power calculation for fans with motors of unknown efficiency |
24 | 6 Use of FEI 6.1 Requirements for use of FEI 6.2 Published FEI values |
25 | Annex€A (normative) Fan types, test configurations and FEI pressure basis |
29 | Annex€B (informative) Usage of FEI |
33 | Annex€C (informative) Fan arrays |
35 | Annex€D (informative) Practical issues with embedded fans |
36 | Annex€E (informative) Electrical power measurement — Calculation to other speeds and densities |
41 | Annex€F (informative) Basis for the reference electrical input power calculations |
45 | Bibliography |