1 Scope
This document specifies the Water Usage Effectiveness (WUE) as a KPI for quantifying
the water consumption of a data centre during use phase of the data centre life cycle.
This document:
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a) defines the Water Usage Effectiveness (WUE) of a data centre;
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b) introduces WUE measurement categories;
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c) describes the relationship of this KPI to a data centre’s infrastructure, information technology equipment and information technology operations;
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d) defines the measurement, the calculation and the reporting of the parameter;
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e) provides information on the correct interpretation of the WUE.