Information technology - High efficiency coding and media delivery in heterogeneous environments - P...
This document specifies MPEG media transport (MMT) technologies, which include a single encapsulation format, delivery protocols and signalling messages for transport and delivery of multimedia data over heterogeneous packet-switched networks for multimedia services. Types of packet-switched networks supported by this document include bidirectional networks such as Internet Protocol (IP) networks…
Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
IEC 60079-11:2023 specifies the construction and testing of intrinsically safe apparatus intended for use in explosive atmospheres, and for associated apparatus which is intended for connection to intrinsically safe circuits which enter such atmospheres.
This Type of Protection is applicable to electrical equipment in which the electrical circuits themselves are incapable of causing ignition of…
Optical amplifiers - Part 4: Maximum permissible optical power for the damage-free and safe use of o...
IEC TR 61292-4:2023 is available as IEC TR 61292-4:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC TR 61292-4:2023 which is a Technical Report, applies to all commercially available optical amplifiers (OAs), including optical fibre amplifiers (OFAs) using active fibres as well as Raman…
Optical amplifiers - Part 6: Distributed Raman amplification
IEC TR 61292-6:2023 is available as IEC TR 61292-6:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC TR 61292-6:2023 which is a Technical Report, relates to distributed Raman amplification (DRA). Its main purpose is to provide background material for future standards related to DRA, such as…
Optical amplifiers - Part 9: Semiconductor optical amplifiers (SOAs)
IEC TR 61292-9:2023 is available as IEC TR 61292-9:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC TR 61292-9:2023 which is a Technical Report, describes the characteristic features of semiconductor optical amplifiers (SOAs), including the specific features of gain ripple and polarization…
Aggregates for concrete — Test methods for chemical properties — Part 2: Determination of soluble su...
This document describes the procedure for the determination of soluble sulfate salts which can be present in aggregates. The test is suitable for aggregates where the sulfate content derives directly from contact with, or immersion in, saline water, e.g. typical sea-dredged aggregates.
Management of terminology resources — Terminology databases — Part 3: Content
This document specifies content-related aspects of terminology database maintenance. It gives guidance on the content of terminological data collections, with emphasis on data quality evaluation.
This document gives guidance for modellers of concept entries who need to ensure interoperability and high-quality content. It aims to ensure that terminological data collections themselves meet high…
IEC 62343:2023 is available as IEC 62343:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 62343:2023 applies to all commercially available optical dynamic modules and devices. It describes the products covered by the IEC 62343 series, defines terminology, fundamental considerations and…
Medical electrical equipment — Part 2-39: Particular requirements for basic safety and essential per...
Scope
Replacement:
This part of IEC 60601 applies to the BASIC SAFETY and ESSENTIAL PERFORMANCE of
PERITONEAL DIALYSIS ME EQUIPMENT as defined in 201.3.208, hereafter referred to as
PD EQUIPMENT. It applies to PD EQUIPMENT intended for use either by medical staff or under the
supervision of medical experts, including PD EQUIPMENT operated by the PATIENT, regardless of
whether the PD…
Rotating electrical machines - Part 18-1: Functional evaluation of insulation systems - General guid...
IEC 60034-18-1:2022 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60034-18-1:2022 edition 3.0 and the previous IEC 60034-18-1:2010 edition 2.0. Furthermore, comments from IEC TC 2 experts are provided to explain the reasons of the most relevant changes, or to clarify any part…
