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1 Scope This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric HEAT PUMPS, including SANITARY HOT WATER HEAT PUMPS, AIR-CONDITIONERS, and DEHUMIDIFIERS incorporating motor-compressors and hydronic room FAN COILS, their maximum RATED VOLTAGES being not more than 250 V for single phase appliances and 600 V for all other appliances.…

Scope 1.1 This standard applies to newly produced automatic valves (Section 3, Definitions) constructed entirely of new, unused parts and materials. These valves may be individual automatic valves or valves utilized as parts of automatic gas ignition systems. This standard also applies to commercial/industrial safety shutoff valves (Section 3, Definitions), herein after referred to as C/I…

The proportion of Renewable Energies is likely to increase in all major electricity markets. Their large scale incorporation into existing electricity grids will be complex, and their successful integration will likely depend on large-capacity Electrical Energy Storage. This White Paper’s primary goal is to provide a global view on the state of the art and future directions for grid…

1 Scope 1.1 This International Standard is applicable to: - flow-metering devices that are connected, either directly or by means of flexible connecting assemblies, and disconnected by the operator at terminal units of a medical gas pipeline system for flow adjustment, measurement and delivery of medical gases; - flow-metering devices that are connected and disconnected by the operator at gas-…

This part of ISO 23611 provides guidance for the design of field studies with soil invertebrates (e.g. for the monitoring of the quality of a soil as a habitat for organisms). Detailed information on the sampling of the most important soil organisms is provided in the other parts of this International Standard (ISO 23611-1 to ISO 23611-5). This part of ISO 23611 is used for all terrestrial…

Scope 1.1 This Standard is intended to be read together with Annex A, Ref. No. 1. The requirements of Annex A, Ref. No. 1 apply unless modified by this Standard.

Scope 1.1 These requirements cover devices and systems intended for use in accordance with Annex A, Ref. No. 1, to reduce the risk of electric shock to the user from accessible parts, in grounded or isolated circuits for charging electric vehicles. These circuits are external to or on board the vehicle. 1.2 The devices and systems covered by these requirements are compatible with the designs of…

This International Standard specifies principles and recommends procedures for the verification of the durability of concrete structures subject to: — known or foreseeable environmental actions causing material deterioration ultimately leading to failure of performance; — material deterioration without aggressiveness from the external environment of the structure, termed selfageing. NOTE The…

ISO/IEC 20000-3:2012 is useful for service providers, consultants and assessors. It includes practical guidance on scope definition, applicability and demonstration of conformity to the requirements in ISO/IEC 20000-1. Guidance on the different types of conformity assessment and assessment standards is included. <br><br>Although the requirements in ISO/IEC 20000-1 do not change…

ISO/IEC 20000-3:2012 is useful for service providers, consultants and assessors. It includes practical guidance on scope definition, applicability and demonstration of conformity to the requirements in ISO/IEC 20000-1. Guidance on the different types of conformity assessment and assessment standards is included. Although the requirements in ISO/IEC 20000-1 do not change with organizational…