Rechercher

1.1 This Standard applies to excess flow valves constructed entirely of new unused parts and materials intended for use after the service meter or second stage regulator (see Clause 3, Definitions), hereinafter referred to as valves, not to exceed 2 in (50 DN) nominal pipe size. 1.2 Valves covered by this Standard automatically limits the downstream flow of gas in the event that the flow…

IEC 60601-2-2:2017 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 60601-2-2:2017 applies to the basic safety and essential performance of HF surgical equipment and HF surgical…

ISO 12494:2017 describes the general principles of determining ice load on structures of the types listed in this clause. In cases where a certain structure is not directly covered by this or another standard or recommendation, designers can use the intentions of this document. However, it is the user's responsibility to carefully consider the applicability of this document to the structure…

ISO 3010:2017 (including both the super structure and foundation) and other structures. ISO 3010:2017 is not applicable to certain structures, such as bridges, dams, geotechnical works and tunnels, although some of the principles can be referred to for the seismic design of those structures. ISO 3010:2017 is not applicable to nuclear power plants, since these are dealt with separately in other…

ISO 12812-1:2017 defines the general framework of mobile financial services (payment and banking services involving a mobile device), with a focus on: a) a set of definitions commonly agreed by the international financial industry; b) the opportunities offered by mobile devices for the development of such services; c) the promotion of an environment that reduces or minimizes obstacles…

ISO 12812-2:2017 describes and specifies a framework for the management of the security of MFS. It includes - a generic model for the design of the security policy, - a minimum set of security requirements, - recommended cryptographic protocols and mechanisms for mobile device authentication, financial message secure exchange and external authentication, including the following…

IEC 61010-2-201:2017 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 61010-2-201:2017 specifies safety requirements and related verification tests for any product performing the…

IEC 61951-2:2017 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 61951-2:2017 specifies marking, designation, dimensions, tests and requirements for secondary sealed nickel-metal…

IEC 61084-2-1:2017 specifies requirements and tests for cable trunking systems (CTS) and cable ducting systems (CDS) intended for the accommodation, and where necessary for the electrically protective separation, of insulated conductors, cables and possibly other electrical equipment in electrical and/or communication systems installations. The maximum voltage of these installations is 1 000 V AC…

IEC 61084-2-2:2017 specifies requirements and tests for cable trunking systems (CTS) and cable ducting systems (CDS) intended for the accommodation, and where necessary for the electrically protective separation, of insulated conductors, cables and possibly other electrical equipment in electrical and/or communication systems installations. The maximum voltage of these installations is 1 000 V AC…