Cover E DIN EN 50600-4-9 VDE 0801-600-4-9:2022-05
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E DIN EN 50600-4-9 VDE 0801-600-4-9:2022-05

Information technology – Data centre facilities and infrastructures

Part 4-9: Water Usage Effectiveness;

German and English version prEN 50600-4-9:2022
Class/Status: Draft, valid
Released: 2022-05   Published: 2022-04-08
VDE Art. No.: 1800626
End of objection deadline: 2022-06-08

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