Periodically, AMCA recognizes that publications or standards require clarification after it is issued. This section of the site collects and publishes these changes or interpretations. If you have any comments, submit them in the comments section of the respective publication or standard.
If you have any further questions, please reach out to the AMCA Publications & Standards team Joe Brooks or Shruti Kohli-Bhargava.
Errata
December 16, 2022: A “Technical Erratum Notification” was issued by AMCA International for ANSI/AMCA STANDARD 210-16 (ANSI/ASHRAE STANDARD 51-2016) Laboratory Methods of Testing Fans for Certified Aerodynamic Performance rating. Download 210-16 Erratum
May 5, 2021: A “Technical Erratum Notification” was issued by AMCA International for ANSI/AMCA Standard 230-15, Laboratory Methods of Testing Air Circulating Fans for Rating and Certification, which is referenced in the DOE test procedure for LDCF. The erratum corrects the electrical input power measurement to standard air density. Download 230-15 Erratum
Interpretations
- AMCA 99 JW Interp — Inclusion of appurtenances in spark-resistant construction requirements
- AMCA 99 KB Interp — Classification for Spark Resistant Construction related to Type B construction -- Fan Only
- AMCA 99 RG Interp — Spark Resistant Construction, Note 1
- AMCA 204 – 1 — Balance Quality and Vibration Levels for Fans relating to Factory Testing vs In-Situ Testing
- AMCA 204 – 2 — Balance Quality and Vibration Levels for Fans relating to Rigid vs Flexibly Mounted Fans
- AMCA 204 – 3 — Balance Quality and Vibration Levels for Fans relating to Rotational Speed vs VFDs
- AMCA 204 AW Interp – Balance Quality and Vibration Levels for Fans Relating to Location to Mount Vibration Transducer Pickups
- ANSI/AMCA Standard 204-2020 interpretation - Balance Quality and Vibration Levels for Fans Relating to BV levels for Tunnel Jet Fans
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