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ASHRAE 18 2008 RA2013

ASHRAE 18 2008 RA2013

$22.21

ASHRAE Standard 18-2008 (RA 2013) Methods of Testing for Rating Drinking-Water Coolers with Self-Contained Mechanical Refrigeration – Reapproved 2013

Published By Publication Date Number of Pages
ASHRAE 2008 12
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ANSI/ASHRAE Standard 18-2008 (RA 2013) applies to self-contained, mechanically refrigerated drinking-water coolers and establishes the types of equipment to be used; the terms, instrumentation, and test apparatus for testing; the methods of procedure when testing for rating; a uniform method for calculation of results; and the data and results to be recorded.

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PDF Pages PDF Title
4 FOREWORD
1. PURPOSE
2. SCOPE
2.1 This standard applies to self-contained, mechanically refrigerated drinking-water coolers as described below:
2.2 This standard does not apply to
2.3 This standard does not
3. DEFINITIONS
5 4. INSTRUMENTATION AND APPARATUS
4.1 Temperature-Measuring Instruments. Temperature-measuring instruments shall be in accordance with Sections 4.1.1 through 4.1.3. For additional information on temperature-measuring instruments, refer to ANSI/ ASHRAE Standard 41.1.1
4.2 Temperature Measurements. Temperatures shall be measured in accordance with Sections 4.2.1 through 4.2.4. For additional information on temperature measurements, refer to ANSI/ASHRAE Standard 41.1.1
6 Figure 1 Locations for determination of internal refrigerated-compartment temperatures.
4.3 Electrical Instruments
4.4 Electrical Measurements. Electrical measurements of volts, amperes, and watts shall be measured at the electric service connection to the water cooler with the meters wired into the circuit in such a way that errors due to meter power usage are m…
4.5 Water-Flow Instrument and Measurements
4.6 Pressure Measurements
5. METHODS OF TESTING
5.1 General. The water cooler shall be tested with all panels and baffles in place and shall be located in a controlled-temperature room in a position corresponding to that of normal usage as specified in the manufacturer’s installation instruction…
5.2 Bottle-Type Water Coolers
7 5.3 Pressure Water Coolers
5.4 Compartment-Type Water Coolers. Compartment- type water coolers shall be tested in accordance with Section 5.7 or 5.8, whichever applies, except for the following:
TABLE 1 Capacity Test Measurements and Data to Be Recorded
8 5.5 Hot-and-Cold-Type Water Coolers. A hot-and-cold- type water cooler shall be tested in accordance with the procedure applicable to the type of water cooler except that water-cooling tests shall be made with the hot-water portion cycling “no load…
5.6 Remote-Type Water Coolers
Figure 2 Test enclosure for remote-type water cooler.
5.7 Capacity Test for Ratings
5.8 Hot-Water-Dispenser Capacity Test
9 TABLE 2 Standard Rating Conditions
5.9 Energy Use for Bottle-Type Water Coolers. Daily standby energy use, Es (kWh), for a 24 h period shall be measured in accordance with Sections 5.2.1.1, 5.2.1.2, 5.2.1.3, 5.2.1.4, and 5.2.1.5.
6. REFERENCES

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ASHRAE 18 2008 RA2013
$22.21