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ASHRAE Standard 72-2022 -- Method of Testing Open and Closed Commercial Refrigerators and Freezers (ANSI Approved), 2022
- ANSI/ASHRAE Standard 72-2022 [Go to Page]
- Contents
- Foreword
- 1. Purpose
- 2. Scope
- 3. Definitions
- 4. Instruments
- 5. Preparation Of Unit Under Test (Uut) [Go to Page]
- Figure 1 Example cross section of a commercial refrigerated display merchandiser with net usable volume boundaries from both shelves and a load limit boundary. The hatched area is the net usable volume.
- Figure 2 Dimensions of test simulator.
- Figure 3 Location of thermocouple in test simulator.
- Figure 4 Example test simulator locations and filler material in refrigerator with shelves.
- Figure 5 Example test simulator locations (black rectangles) and filler material in a refrigerator without shelves (wide island refrigerator shown).
- 6. Test Conditions [Go to Page]
- Figure 6 Location of ambient temperature indicators.
- Figure 7 Light-intensity measurement location for reach-in.
- Figure 8 Light-intensity and air-speed measurement locations for chest freezer or single deck.
- Figure 9 Light-intensity measurement location for multideck cases.
- Figure 10 Light-intensity measurement location for meat, deli, or fish cases.
- Figure 11 Illustration of pressure and temperature locations.
- 7. Test Procedure [Go to Page]
- Figure 12 Sequence of events during test.
- Table 1 Time the Lighting Occupancy Sensors, Scheduled Lighting Controls, or Both the Occupancy Sensors and Scheduled Lighting Controls are Permitted to Dim or Turn Off the Lights
- 8. Calculations For Remote Refrigerators Only
- 9. Data Reporting
- 10. References
- Normative Appendix A: Measurement Locations, Tolerances, Accuracies, and Other Characteristics [Go to Page]
- Table A-1 Measurement Locations, Tolerances, Accuracies, and Other Characteristics [Go to Page]
