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AHRI 421 (SI) : 2016

AHRI 421 (SI) : 2016

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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PERFORMANCE RATING OF FORCED-CIRCULATION FREE-DELIVERY UNIT COOLERS FOR REFRIGERATION

Superseded date

19-07-2024

Published date

27-02-2017

Publisher

Air-Conditioning, Heating and Refrigeration Institute

Section 1 - Purpose
Section 2 - Scope
Section 3 - Definitions
Section 4 - Test Requirements
Section 5 - Rating Requirements
Section 6 - Minimum Data Requirements for Published Ratings
Section 7 - Marking and Nameplate Data
Section 8 - Conformance Conditions
APPENDICES
Appendix A - References - Normative
Appendix B - References - Informative
Appendix C - Methods of Testing Forced-circulation Free-delivery
              Unit Coolers for Refrigeration - Normative

Pertains to establish for Forced-circulation Free-delivery Unit Coolers for Refrigeration: definitions; test requirements; rating requirements; minimum data requirements for Published Ratings; marking and nameplate data; and conformance conditions.

DevelopmentNote
Together with AHRI 420 (I-P), It supersedes AHRI 420. For (I-P)listing, see AHRI 420 (I-P). (02/2017)
DocumentType
Standard
PublisherName
Air-Conditioning, Heating and Refrigeration Institute
Status
Superseded
SupersededBy
Supersedes

IEC 60038:2009 IEC standard voltages
ASHRAE 41.1 : 2013 STANDARD METHOD FOR TEMPERATURE MEASUREMENT
AHRI 110 : 2002 AIR-CONDITIONING, HEATING AND REFRIGERATING EQUIPMENT NAMEPLATE VOLTAGES
ASHRAE 41.9 : 2011 STANDARD METHODS FOR VOLATILE-REFRIGERANT MASS FLOW MEASUREMENTS USING CALORIMETERS
ASHRAE 41.10 : 2013 METHODS FOR REFRIGERANT MASS FLOW MEASUREMENT USING FLOWMETERS
ASHRAE 41.4 : 2015 STANDARD METHOD FOR MEASURING THE PROPORTION OF LUBRICANT IN LIQUID REFRIGERANT
ASHRAE 41.3 : 2014 METHODS FOR PRESSURE MEASUREMENT
ASHRAE 34 : 2013 DESIGNATION AND SAFETY CLASSIFICATION OF REFRIGERANTS

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