CAN/CSA-ISO/IEC 30134-2:18

This part of ISO/IEC 30134 specifies the power usage effectiveness (PUE) as a key performance indicator (KPI) to quantify the efficient use of energy in the form of electricity. This part of ISO/IEC 30134 a) defines the power usage effectiveness (PUE) of a data centre, b) introduces PUE measurement categories, c) describes the relationship of this KPI to a data centre’s infrastructure, information technology equipment and information technology operations, d) defines the measurement, the calculation and the reporting of the parameter, e) provides information on the correct interpretation of the PUE.