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IEC 60875-1:2024 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 60875-1:2024 applies to non-wavelength-selective fibre optic branching devices, all exhibiting the following…

IEC 60875-1:2024 applies to non-wavelength-selective fibre optic branching devices, all exhibiting the following features: - they are passive, in that they contain no optoelectronic or other transducing elements; - they have three or more ports for either the entry or exit, or both, of optical power, and share optical power among these ports in a predetermined fashion; - the ports are optical…

IEC 61755-3-1:2024 defines the dimensional limits of the optical interface that are necessary for single-mode fibre optic connectors with 2,5 mm or 1,25 mm diameter cylindrical zirconia (ZrO2) ferrules to meet the specific requirements for fibre-to-fibre interconnection, as defined in IEC 61755-2-1. Ferrules made from the material specified in this document are suitable for use in all the…

IEC 61755-3-2:2024 defines the dimensional limits of the optical interface that are necessary for single-mode fibre optic connectors with 2,5 mm or 1,25 mm diameter cylindrical zirconia (ZrO2) ferrules polished at an 8° angle to meet the specific requirements for fibre-to-fibre interconnection, as defined in IEC 61755-2-2. Ferrules made from the material specified in this standard are suitable…

IEC 61558-2-12:2024 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 61558-2-12:2024 deals with the safety of constant voltage transformers for general applications and power…

IEC 61558-2-12:2024 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with a comprehensive content of the Standard. IEC 61558-2-12:2024 EXV includes the content of the references made to IEC 61558-1:2017. IEC 61558-2-12:2024 deals with the safety of constant voltage…

IEC 62501:2024 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 62501:2024 edition 2.0 and the previous IEC 62501:2009+AMD1:2014+AMD2:2017 CSV edition 1.2. Furthermore, comments from IEC SC 22F experts are provided to explain the reasons of the most relevant changes, or to clarify…

IEC 62973-3:2024 establishes the framework for the selection and operation of lead acid batteries of the VRLA type for auxiliary power supply systems on rolling stock of railways and complements IEC 62973-1, unless otherwise specified. This document provides guidance and links to standards for the required battery qualification tests procedures and safety measures to be implemented. In this…

This document specifies two methods for determining the adhesion strength of vulcanized rubber to wire cord which is embedded in the rubber. The two methods do not necessarily give the same results. They are applicable primarily to test pieces prepared in the laboratory under standard conditions and used for the development and control of materials and processes utilized in the manufacture of…

This document: a)       focuses on PbD aspects of privacy protection requirements as external constraints on any type of Person, (e.g. organization or public administration) involved in any kind of business transaction among such Persons which involves the electronic data interchange (EDI) of any personal information; b)       establishes a fundamental set of privacy principles known as Privacy…