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Affichage 131 - 140 de 8265
Fibre optic communication system design guidelines - Part 14: Determination of the uncertainties of ...
IEC TR 61282-14:2024 is available as IEC TR 61282-14:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC TR 61282-14:2024, which is a Technical Report, establishes a detailed analysis and calculations of the uncertainties related to the measurement of the attenuation of both multimode and…
Éditeur :
IEC
Statut :
Publié
Date de publication :
2024-04-29
Code(s) de l'ICS :
33.180.01
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety ...
IEC 62841-2-7:2024 deals with the safety of electric motor-operated hand-held spray guns for non-flammable materials. The rated voltage is not more than 250 V for single-phase a.c. or d.c. tools, and 480 V for three-phase a.c. tools. The rated input is not more than 3 700 W. The limits for the applicability of this standard for battery tools are given in K.1 and L.1. This standard deals with the…
Éditeur :
IEC
Statut :
Publié
Date de publication :
2024-04-28
Code(s) de l'ICS :
25.140.20
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety ...
IEC 62841-2-7:2024 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 62841-2-7:2024 EXV includes the content of the references made to IEC 62841-1:2014. IEC 62841-2-7:2024 deals with the safety of electric motor-…
Éditeur :
IEC
Statut :
Publié
Date de publication :
2024-04-28
Code(s) de l'ICS :
25.140.20
Document management — Portable Document Format — Integrity protection in encrypted documents in PDF ...
This document specifies how to extend the ISO 32000-2:2020 specification by adding extensions to the Encrypt dictionary and trailer dictionary to provide integrity protection to the encrypted PDF document. This document also ensures that extensions are fully backward-compatible. These extensions are intended for developers of software that creates PDF files (PDF writers), software that reads…
Éditeur :
ISO
Statut :
Publié
Date de publication :
2024-04-25
Code(s) de l'ICS :
35.240.30; 37.100.99
Analysis of natural gas —Biomethane — Determination of the content of compressor oil
This document gives general guidance for the sampling and gas chromatographic analysis of compressor oil in biomethane or compressed natural gas (CNG). The compressor oil mass fraction is determined by sampling on coalescing filters under defined operational conditions (the two first cubic meters of gas referring to standard conditions, delivered at a refuelling station). Compressor oils are…
Éditeur :
ISO
Statut :
Publié
Date de publication :
2024-04-24
Code(s) de l'ICS :
75.060
Audit data collection — Customs and indirect tax extension
This document specifies the functional requirements that build on ISO 21378 for audits in the areas of customs duties and indirect taxes [e.g. value-added tax (VAT) and excise duties]. It addresses how tax auditors obtain audit data for these audits, including data element formats and to some extent content requirements. In practice, this document applies to virtually every step in the whole…
Éditeur :
ISO
Statut :
Publié
Date de publication :
2024-04-23
Code(s) de l'ICS :
03.120.20
Nuclear energy — Determination of Gd2O3 content in pellets containing uranium oxide by X-ray fluores...
This document specifies a method which covers the determination of Gd2O3 content in UO2 fuel pellets, by X-ray fluorescence spectrometry. Either wave dispersion X-ray fluorescence (WD-XRF) or energy dispersion X-ray fluorescence (ED-XRF) is applicable, however, this document states a method by using WD-XRF using Gd Lα-line. This method has been tested for mass fractions of from 2 % to 10 % Gd2O3.
Éditeur :
ISO
Statut :
Publié
Date de publication :
2024-04-21
Code(s) de l'ICS :
27.120.30
Optical fibres - Part 1-41: Measurement methods and test procedures - Bandwidth
IEC 60793-1-41:2024 is available as IEC 60793-1-41:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60793-1-41:2024 describes three methods for determining and measuring the modal bandwidth of multimode optical fibres (see IEC 60793-2-10, IEC 60793-2-30, and the IEC 60793‑2‑40 series). The…
Éditeur :
IEC
Statut :
Publié
Date de publication :
2024-04-18
Code(s) de l'ICS :
33.180.10
Optical fibres - Part 1-45: Measurement methods and test procedures - Mode field diameter
IEC 60793-1-45:2024 is available as IEC 60793-1-45:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60793-1-45:2024 establishes uniform requirements for measuring the mode field diameter (MFD) of single-mode optical fibre, thereby assisting in the inspection of fibres and cables for…
Éditeur :
IEC
Statut :
Publié
Date de publication :
2024-04-18
Code(s) de l'ICS :
33.180.10
High-voltage switchgear and controlgear - Part 214: Internal arc classification for AC metal-enclose...
IEC 62271-214:2024 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 62271-214:2024 EXV includes the content of the references made to IEC 62271-1:2017+AMD1:2021 CSV. IEC 62271-214:2024 specifies requirements for…
Éditeur :
IEC
Statut :
Publié
Date de publication :
2024-04-15
Code(s) de l'ICS :
29.130.10