AHRI 431 (SI) : 2014 ADD 1 2015
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PERFORMANCE RATING OF CENTRAL STATION AIR-HANDLING UNIT SUPPLY FANS
19-07-2024
03-03-2015
Section 1. Purpose
Section 2. Scope
Section 3. Definitions
Section 4. Classifications
Section 5. Test Requirements
Section 6. Rating Requirements
Section 7. Symbols and Subscripts
Section 8. Minimum Data Requirements for Published Ratings
Section 9. Marking and Nameplate Data
Section 10. Conformance Conditions
APPENDICES
Appendix A. References - Normative
Appendix B. References - Informative
Appendix C. Criteria for Proportionality Informative
Appendix D. Example Fan Array Calculation-Informative
Appendix E. Correcting for Pressure Drop Through the Test
Equipment for Unducted Discharge Tests-Normative
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