Rrefrigerator and freezer Test Simulators and Filler Packages for ANSI/ASHRAE Standard 72-2005
Model:BND-RT03
it is North American Commercial standard refrigerator and freezer test package for freezing load testing according to ANSI/ASHRAE Standard 72-2005.
This ensures that your refrigeration units are tested under conditions that closely approximate real-world usage.
Definitions
Filler Material
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Description: Material consisting of water, or a 50/50 mixture (±2%) of distilled water and propylene glycol, or wood blocks with an overall density not less than 480 kg/m3 (30 lb/ft3).
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Usage: Used for filling refrigerator spaces not occupied by test simulators.
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Filler Package
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Description: A container with filler material that closely approximates food product characteristics.
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Usage: Used to fill the spaces between test simulators for product mass.
Loading Procedures
1.Test Simulators
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Description: Test simulators have thermal characteristics similar to most foods, which typically contain 80% to 90% water, fibrous material, and salt.
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Specifications: The simulator is a plastic container (such as polyethylene) of at least 473 ml (1 US liquid pint) volume, filled with a sponge material saturated with a heat transfer solution consisting of a 50/50 ±2% mixture (by volume) of propylene glycol and distilled water.
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Usage: Used as a standard measuring device in tests.
2. Filler Packages
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Description: Filler packages used as product mass, consisting of containers with filler material that closely approximate food product characteristics.
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Placement: These packages should fill between 70% and 90% of the refrigerator's net usable volume, uniformly occupying space from front to rear without protruding beyond any load line.
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Shelf Loading: Tilt-down shelves on meat cases should be loaded with a single layer of filler packages occupying between 20% and 90% of the net usable volume.
Test Filler Package Size:
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Size（mm）
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Tolerance of Size
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Requirement for volume
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52 × 100× 100
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±2mm
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≥473ml
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