Appareillage à haute tension - Partie 112: Sectionneurs de terre rapides à courant alternatif pour l...
L’IEC 62271-112:2021 s’applique aux sectionneurs de terre rapides à courant alternatif (nommés ci-après HSES) conçus pour les installations intérieures et extérieures et pour fonctionner à des fréquences de 50 Hz et 60 Hz sur des réseaux de tensions assignées supérieures ou égales à 550 kV. Les HSES décrits dans le présent document sont destinés à supprimer l’arc secondaire demeurant après l’…
High-voltage direct current (HVDC) systems - Guidance to the specification and design evaluation of ...
IEC TR 62001-1:2021 deals with the specification and design evaluation of AC side harmonic performance and AC side filters for HVDC schemes. It is intended to be primarily for the use of the utilities and consultants who are responsible for issuing the specifications for new HVDC projects and evaluating designs proposed by prospective suppliers. This document provides guidance on the…
Agricultural tractors — Hydraulic pressure for implements
This document specifies the characteristics of the hydraulic pressure from agricultural tractors to connect hydraulic devices on implements, to permit interchangeable use of various types of implements using remote cylinders and other hydraulic devices.
It applies to agricultural tractors intended for interchangeable implements.
Tracteurs agricoles — Pression hydraulique pour les outils
Le présent document prescrit les caractéristiques de la pression hydraulique fournie par les tracteurs agricoles pour raccorder les dispositifs hydrauliques aux outils, afin de permettre l’interchangeabilité des différents types d’outils en utilisant des vérins hydrauliques ou tout autre dispositif hydraulique.
Il est applicable aux tracteurs agricoles conçus pour être équipés d’outils…
Aerospace — Metric series pipe coupling 8°30' up to 28 000 kPa dynamic beam seal — Technical sp...
This document specifies the required characteristics, inspection and test methods, quality assurance and procurement requirements for metric series 8°30’ dynamic beam seal pipe couplings, for temperature ranges type II and III according to ISO 6771 and nominal pressure up to 28 000 kPa.
Performance evaluation protocol for digital fitting systems — Part 1: Accuracy of virtual human body...
This document focuses on the method of quantifying the differences in body dimensions and visualizing shape differences between the human body and a virtual human body model. This document provides a performance evaluation protocol for virtual human body representation systems, which create virtual human body (including virtual fit mannequin) models based on 3D body scan data and/or body…
Household and similar electrical appliances - Safety - Part 2-72: Particular requirements for floor ...
IEC 60335-2-72:2021 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 60335-2-72:2021 deals with the safety of powered ride-on and powered walk-behind machines intended for…
