90.93 Standard confirmed Jun 25, 2025
CENELEC
CLC/TC 215 Electrotechnical aspects of telecommunication equipment
European Norm
35.020 Information technology (IT) in general | 35.110 Networking | 35.160 Microprocessor systems
Published
This document:
a) specifies the Energy Reuse Factor (ERF) as a KPI to quantify the reuse of the energy consumed in the data centre;
b) defines the measurement, the calculation and the reporting of ERF;
c) describes the application of ERF and its discrimination from Power Usage Effectiveness (PUE).
The ERF does reflect the efficiency of the reuse process, which is not part of the data centre.
PUBLISHED
EN 50600-4-6:2020
90.93
Standard confirmed
Jun 25, 2025
