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This document specifies the energy reuse factor (ERF) as a KPI to quantify the reuse of the energy consumed in a data centre. ERF is defined as the ratio of energy being reused divided by the sum of all energy consumed in a...

This clause of Part 1 is applicable, except as follows: Addition: This part of IEC 62841 applies to hand-held hammers. Tools covered by this document include percussion hammers and rotary hammers, including rotary hammers...

This document specifies safety, constructional and performance requirements of valve-proving systems (VPS), intended for use with gas burners and gas -burning appliances. It also describes the test procedures for checking...

This IEC second edition cancels and replaces the first edition published in 2016. This edition constitutes a technical revision. 1.1 Scope 1.1.1 Equipment included in scope [Add the following paragraph] This Standard cover...

Note: this standard is an adoption of the European Committee for Standardization (CEN) standard EN1434-3 . This European Standard specifies the general requirements for heat meters. Heat meters are instruments intended for...

Note: this standard is an adoption of the European Committee for Standardization (CEN) standard EN1434-4 . This European Standard specifies pattern approval tests and applies to thermal energy meters. Thermal energy meters...

Note: this standard is an adoption of the European Committee for Standardization (CEN) standard EN1434-5 . This European Standard specifies initial verification tests and applies to thermal energy meters. Thermal energy...

Note: this standard is an adoption of the European Committee for Standardization (CEN) standard EN1434-6 . This European Standard specifies commissioning, operational monitoring and maintenance and applies to thermal energy...

La CEI 62660-1: 2018 spécifie les tests de performance et de durée de vie des cellules lithium-ion secondaires utilisées pour la propulsion des véhicules électriques, y compris les véhicules électriques à batterie (BEV) et...

1.1 These configurations cover attachment plugs, receptacles, and cord connectors, for use in accordance with the National Electrical Code (NEC), ANSI/NFPA 70 and the Canadian Electrical Code (CE Code), CSA C22.1. 1.2 These...

This document addresses environmental control within data centres based upon the criteria and classifications for “availability”, “security” and “energy efficiency enablement” within ISO/IEC 22237-1. This document specifies...

This document specifies test processes that can be used to govern, manage and implement software testing for any organization, project or testing activity. It comprises generic test process descriptions that define the...