Fibre optic communication subsystem test procedures - Part 1-3: General communication subsystems - M...
IEC 61280-1-3:2021 is available as IEC 61280-1-3:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 61280-1-3:2021 provides definitions and measurement procedures for several wavelength and spectral width properties of an optical spectrum associated with a fibre optic communication…
Fibre optic communication subsystem test procedures - Part 1-3: General communication subsystems - M...
IEC 61280-1-3:2021 is available as IEC 61280-1-3:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 61280-1-3:2021 provides definitions and measurement procedures for several wavelength and spectral width properties of an optical spectrum associated with a fibre optic communication subsystem…
Systems and software engineering — Life cycle processes — Risk management
1 Scope
1.1 Overview
This document:
— provides risk management elaborations for the processes described in ISO/IEC/IEEE 15288 and
ISO/IEC/IEEE 12207,
— provides the users of ISO/IEC/IEEE 15288, ISO/IEC/IEEE 12207 and their associated elaboration
standards with common terminology and specialized guidance for performing risk management
within the context of systems and software engineering…
Systems and software engineering — Life cycle management — Part 3: Guidelines for the application of...
1 Scope
This document is a guideline for the application of ISO/IEC/IEEE 12207:2017. This document establishes
guidance to implement a common framework for software life cycle processes, with well-defined
terminology, that can be referenced by the software industry. This document provides guidance on
defining, controlling, and improving software life cycle processes within an organization or…
Arc welding equipment - Part 1: Welding power sources
IEC 60974-1:2021 is available as IEC 60974-1:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 60974-1:2021 is applicable to power sources for arc welding and allied processes designed for industrial and professional use, and supplied by a voltage not exceeding 1 000 V, battery supplied…
Optical fibre cables - Part 1-31: Generic specification - Optical cable elements - Optical fibre rib...
IEC 60794-1-31:2021 is available as IEC 60794-1-31:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60794-1-31:2021 which is a generic specification, covers optical fibre ribbons. Requirements which are described in this part apply to optical fibre ribbon cables for use with…
Global maritime distress and safety system (GMDSS) - Part 2: Cospas-Sarsat EPIRB - Emergency positio...
IEC 61097-2:2021(E) specifies the minimum performance requirements, technical characteristics and type-testing requirements of the emergency position-indicating radio beacon used in the Cospas-Sarsat satellite system (EPIRB), as required by the International Convention for Safety of Life at Sea (SOLAS) as amended, and which is associated with IEC 60945. When a requirement in this document is…
High-voltage switchgear and controlgear - Part 105: Alternating current switch-fuse combinations for...
IEC 62271-105:2021 is available as IEC 62271-105:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 62271-105:2021 applies to three-pole units for public and industrial distribution systems which are functional assemblies of switches composed of switches or switch-disconnectors and current…
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-16: Particula...
IEC 61558-2-16:2021 deals with the safety of switch mode power supply units and transformers for switch mode power supply units. This second edition cancels and replaces the first edition published in 2009 and amendment 1:2013. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- adjustment of…
Fire hazard testing - Part 5-2: Corrosion damage effects of fire effluent - Summary and relevance of...
IEC TS 60695-5-2:2021 is available as IEC TS 60695-5-2:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC TS 60695-5-2:2021 gives a summary of the test methods that are used in the assessment of the corrosivity of fire effluent. It presents a brief summary of test methods in common use,…
