HVAC Industry Codes


Helping You Understand the Importance of Each Code

(Listed in numerical ascending order.)

AMCA111-88 - Laboratory Registration Program
  • Laboratories - The AMCA laboratory Registration Program applies to laboratories capable of testing in accordance with standard test methods listed in Appendix A. The laboratory registration license will specifically specify for which standard test method, or methods, the laboratory is registered.
  • Eligible Licensees - Amy person, firm, or corporation, whether a member of AMCA or not, that maintains a laboratory for testing of products in accordance with one or more of the standard test methods listed in Appendix A shall be eligible to participate in this program.
AMCA200-94 - Air Systems
  • Air Systems is intended to provide basic information needed to design effective and energy efficient air systems. Discussion is limited to systems where there is a clear seperation of the fan inlet and outlet and does not cover applications in which fans are used only to circulate air in an open space.
AMCA201-90 - Fans and Systems
  • Aimed primarily at the designer of the air moving system, Publication 201 discusses the effect on inlet and outleet connections of the fan's performance. System Effect Factors, which must be included in the basic design calculations, are listed for various typical configurations.
AMCA202-88 - Troubleshooting
  • Troubleshooting is intended to help identify and correct problems with the performance and operation of the air moving system after installation.
AMCA203-90 - Field Performance Measurements of Fans and Systems
  • Publication 203 reviews the various problems of making field measurements and calculating the actual performance of the fan and system.
AMCA210-85 - Laboratory Methods of Testing Fans for Rating.
  • This standard may be used as the basis for testing fans, blowers, exhausters, compressors, or other air moving devices when air is used as the test gas.
  • Circulating fans such as ceiling fans and desk fans are not within the scope of this standard.
  • The parties to a test for gaurantee purposes may agree on exceptions to this standard in writing prior to the test. However, only tests which do not violate any mandatory requirements of this standard shall be designated as test conducted in accordance with this standard.
AMCA211-94 - Certified Ratings Program - Air Performance
  • Products - Air moving devices such as centrifugal fans, axial fans, propeller fans and power roof ventilators are contained within the scope of the program.
  • This program shall apply only to complete cataloged series of sizes. It shall not apply to individual sizes in a series or part of a series, or to special units on which catalog ratings are not published.
  • The AMCA certified ratings Seal shall be used only in connection with complete air moving devices. The application of the AMCA Seal to component parts such as fan wheels or impellers, or wheels and housings is not permitted. When one or more licensed air moving devices are used as components parts of a larger unit the AMCA Seal may not be applied to the complete unit unless this has itself been rated in accordance with the program.
AMCA220-91 - Test Methods For Air Curtain Units
  • The scope of this standard is for testing of air curtain units with an average outlet velocity of more than 500 fpm.
AMCA261 - Directory of Products Licensed to Use the AMCA Certified Ratings Seal
AMCA262 - AMCA Directory of Agricultural Products with Certified Ratings
AMCA300-94 - Reverberant Room Method For Sound Testing of Fans
  • This standard establishes an accurate and practical method of determining the sound power level of a fan. The method is uniformly reproducible in all laboratories which are qualified to the requirements of this standard.
  • The method employs standard sound measurement instrumentation, applied to rooms which are restricted to certain acoustic propoerties. The test setups are designed generally to represent the physical orientation of a fan as installed following ANSI/AMCA Standard 210.
  • This standard is intended to apply to all fans within the product scope of AMCA. Only airborne sound is measured. Vibration is not measured; its affect on airborne sound may be minimized by resilient mounting of the fan and isolation of any duct used.
  • The size of the fan which can be tested in accordance with this standard is limited only by the practical aspects of the test setup. Dimensional limitations, test fan dimesnions, and air performance will control the room size, power, and mounting requirements for the test fan.
AMCA301-90 - Methods For Calculating Fan Sound Ratings From Laboratory Test Data
AMCA302-73 - Application of Sone Ratings for Non-Ducted Air Moving Devices
AMCA303-79 - Application Sound Power Level Ratings for Fans
AMCA311-90 - Certified Sound Ratings Program For Air Moving Devices
  • Products - Products are air moving devices such as centrifugal fans, axial fans, propeller fans, and power roof ventilators that are licensed by AMCA to bear the Certified Ratings Seal for Air Performance.
  • Eligible Licnesees - Any person, firm, or corporation in the USA or Canada, whether a member of the Air Movement and Control Association or not, licensed by AMCA under the Certified Ratings Program shall be eligible to participate in this program
  • Any person, firm, or corporation outside the USA or Canada, but otherwise eligible under this progarm shall be eligible to participate in accordance with such special requirements as the Board of Directors may specify.
AMCA330-86 - Laboratory Method of Testing: In Duct Sound Power Measurements Procedure for Fans
  • The test duct diameter range is from 0.15 metre to 2 metres at a maximum velocity of 30 metres per second. The flow noise suppression of the sampling tube is sufficient only up to 30 m/s.
  • Examples of the fans and fan equipment included in the scope of this Standard are:
    • Centrifugal Fans
    • Vane Axial Fans
    • Air Handling Units
    • MultiZone Units
    • Ducted Unitary Equipment
    • Furnaces
  • Frequency Range of Interest: For general purposes, the frequency range of interest includes the one third octave bands with center frequencies between 100 and 10,000 Hz. For special purposes, the frequency range of interest may be extended down to 50 Hz. For fans which radiate predominately high ( or low ) frequency sound, the frequency range of interest may be limited in order to optimize the test facility and procedures.
  • This Standard applies to fans which generate steady, broad band, narrow band, or discrete frequency sound.
  • This standard does not cover duct impedance effects in the application of test results to the acoustic design of duct systems. This subject is covered in reference 12.
  • This standard does not apply to non-ducted fans or fan equipment. For this equipment see ANSI S1.31, "Precision Methods for the Determination of Sound Power Levels of Sound Power Levels of Broad Band Noise Sources in Reverberation Rooms" and ANSI S1.32, "Precision Methods for the Determination of Sound Power Levels of Discrete Frequency and Narrow Band Noise Sources in Reverberation Rooms."
AMCA410-90 - Recomended Safety Practices for Users and Installers of Industrial and Commercial Fans
AMCA500-89 - Test Methods For Louvers, Dampers, and Shutters
  • The scope of this standard is for testing louvers, dampers and shutters for general ventilation and air conditioning purposes.
AMCA501-93 - Application Manual for Air Louvers
  • This publication outlines the application of louvers including selection for air resistances, air leakage, and water penetration. Examples of louver selection are included. An important section on system effects should not be overlooked when applying performance data, (see section 6). For complete information on testing refer to AMCA standard 500. AMCA Publication 511 contains information on certified ratings programs.
  • Common industry practices in louver construction are also discussed. Mounting and suggested fastening methods for typical structures have been included to assist the installer.
AMCA502-89 - Damper Application Manual
  • The purpose of this publication is to provide information and important points to be considered when designing or specifying heating, ventilating, and air-conditioning (HVAC) Installations requiring dampers for use in temperatures from -20 degrees F to 250 degrees F, pressures to 10 inch w.g. and velocities to 5000 fpm. It is not the intent of this manual to be used for detailed specifications, rather it serves as a guide toward understanding the various types of dampers available and items to be considered for their propoer use. Dampers classified as fire dampers, heat dampers and smoke dampers are not included.
AMCA503-93 - Fire, Ceiling and Smoke Dampers Application Manual
  • This publication covers devices whose function is to provide resistance to the spread heat, fire, or smoke in HVAC systems. Specifically covered are those devices which are tested and rated under the AMCA certified ratings program for Aerodynamic performance and also tested, rated and listed for safety by independent testing laboratories. Also covered are typical industry practices in damper constructionand the influence of such practices on the air handling system.
AMCA511-91 - Certified Ratings Program for Air Control Devices
  • Products - the products within the scope of this program air air control devices for use in the general ventilation and air conditioning systems.
  • This program shall apply only to complete cataloged series of sizes. It shall not apply to individual sizes in a series or part of a series, or to special units on which catalog ratings are not published.
  • The AMCA certified Ratings Seal shall be used only in connection with the specifically licensed device. The AMCA Seal shall be used only on complete units. The Application of the Seall to individual component Parts such as blades, frame, etc., is not permitted
  • Eligible Licensees - Any person, firm, or corporation in the USA or Canada, whether a member of the Air Movement and Control Association or not, licensed by AMCA under the Certified Ratings Program shall be eligible to participate in this program
  • Any person, firm, or corporation outside the USA or Canada, but otherwise eligible under this progarm shall be eligible to participate in accordance with such special requirements as the Board of Directors may specify.
AMCA610-93 - Methods of Testing Airflow Measurement Stations for Rating
  • This standard covers field installed airflow measurement stations for heating, ventilating, and air conditioning applications.
  • Only tests which do not violate the mandatory requirements of this standard shall be designated as tests conducted in accordance with this standard.
AMCA801-92 - Industrial Process/Power Generation Fans: Specifications Guidelines
  • This publication provides information on testing and rating of industrial process and power generation fans, and covers construction features and related accessories. Sample equipment specifications are included which outline information a fan manufacturer requires to select the best fan for an application. Common fan industry practices are also defined and explained.
AMCA802-92 - Industrial Process/Power Generation Fans: Establishing Performance Using
  • This publication applies to centrifugal and axial fans. State of the art criteria is provided for establishing geometric and dynamic similarity between the model and the full size fan including accessories and drivs.
  • This document does not deal with structural details, mechanical properties, or components if they do not affect fan performance.
AMCA803-94 - Industrial Process/Power Generation Fans: Site Performance Test Standard
AMCA850-84 - Application and Specification Guide For Flue Gas Isolation and Control Dampers
  • This publication covers dampers for use in fossil fuel plants and general industry applications involving flue gas and air service. It provides base-line application information and specification guidelines which may be supplemented by users to encompass their specific needs.
UL507 - Standard for Electric Fans
  • These requirements cover:
    • Fans and Blowers that circulate air, such as desk, ceiling suspended, and hassock fans.
    • Fans and Blowers that ventilate air, such as attic, wall insert, ceiling insert, household hood and canopy types, and window fans.
    • Evaporative coolers.
    • Air filtering appliances; and Fan type deoderizers and air fresheners.
UL705 - Standard for Power Ventilators
  • These requirements cover power ventilators of the roof and wall mounted types and duct fans of the straight through type intended for commercial or industrial use and for connection to permanently installed wiring systems in accordance with the National Electric Code, NFPA-70
  • These requirements do not cover the following:
    • Ventilating equipment such as attic, hood, or canopy fans or blowers.
    • Air moving equipment with integral air tempering means.
    • Ventilators rated more than 600 volts.
    • Ventilators employing universal motors rated more than 250 volts.
    • Air heaters equipped with fans.
    • Draft fans for furnaces.
    • Heating-ventilating units.
    • Blowers employed as components in equipment such as furnaces, mechanical-refrigeration equipment or air conditioners.
    • Fusible links and the like that may be provided to disconnect a fan or close shutters in the event of fire.
    • Ventilators speciffically intended for use in exhausting hot gases, moisture-laden, grease-laden, or corrosive atmospheres, or flammable vapors; or ventilators for the removal or conveyance of dust, stock, or refuse.
UL762 - Power Roof Ventilators For Restaurant Exhaust Appliances
  • These requirements cover roof or wall mounted ventilator s for restaurant exhaust appliances.
  • Power Ventilators for restaurant exhaust appliances covered by these requirements are intended for installation in accordance with the standard of the National Fire Protection Association for the Installation of Equipment for the Removal of Smoke and Grease Laden Vapor from Commercial Cooking Equipment, NFPA-96.
  • Power Ventilators for restaurant appliances shall comply with ANSI/UL 705; Power Ventilators, modified in that wiring system shall not be located in the path of travel of exhaust products.