Directly heated negative temperature coefficient thermistors - Part 2: Sectional specification - Sur...
IEC 60539-2:2019 is applicable to surface mount directly heated negative temperature coefficient thermistors, typically made from transition metal oxide materials with semiconducting properties. These thermistors have metallized connecting pads or soldering strips and are intended to be mounted directly on to substrates for hybrid circuits or on to printed boards.
This edition includes the…
Thermistances à coefficient de température négatif à chauffage direct - Partie 2: Spécification inte...
L'IEC 60539-2:2019 s'applique aux thermistances à coefficient de température négatif à chauffage direct pour montage en surface, typiquement constituées de matériaux faits d'oxyde de métal de transition dotés de propriétés semi-conductrices. Ces thermistances sont équipées de contacts de connexion métallisés ou de bandes de brasure et sont destinées à être montées directement sur…
Fibre optic communication system design guidelines - Part 14: Determination of the uncertainties of ...
IEC TR 61282-14:2019 which is a Technical Report, establishes the detailed analysis and calculation of the uncertainties related to the measurement of the attenuation of both multimode and single mode optical fibre cabling using optical light sources and power meters. This second edition cancels and replaces the first edition published in 2016. This edition constitutes a technical revision. This…
Liquid pumps and pumps units — Noise test code — Grades 2 and 3 of accuracy
This document specifies all the information necessary to carry out efficiently and under standardized conditions the determination, declaration, and verification of the airborne noise emission of liquid pumps or pump units (see 4.1). It specifies the noise measurement methods and the operating and mounting conditions that shall be used for the test.
Noise emission characteristics include emission…
Pompes et groupes motopompes pour liquides — Code d'essai acoustique — Classes de précision 2 e...
Le présent document spécifie toutes les informations nécessaires pour réaliser efficacement et dans les conditions normalisées, la détermination, la déclaration et la vérification de l'émission de bruit aérien des pompes ou groupes motopompes pour liquides (voir 4.1). Elle spécifie également les méthodes de mesure du bruit ainsi que les conditions de fonctionnement et de montage qui doivent…
Packaging — Accessible design — Handling and manipulation
This document provides requirements and recommendations in designing consumer packages, independent of material, to increase accessibility with regard to handling and manipulation. The document considers packaging needs from a wide range of users with diverse human abilities and needs in diverse contexts of use.
Handling and manipulation include human physical abilities like holding, lifting,…
Permanence and durability of commercial prints — Part 21: In-window display — Light and ozone stabil...
This document describes the test method for light stability and ozone stability for commercial prints, which are displayed in indoor bright places in or near to windows, especially in display windows with air conditioning.
This document also provides guidelines for data analysis.
This document is applicable to the various product classes of "commercial prints" that, following the…
Information technology — Generic cabling systems for customer premises — Part 9907: Specifications f...
ISO/IEC TR 11801-9907:2019(E), which is a Technical Report, provides definitions for, and examples of, direct attach cabling configurations. This document provides performance specifications for Classes D, E, EA, F, FA, I and II direct attach cabling by reference to ISO/IEC 11801-1.
Informative limits for Class I direct attach cabling to support 5 m short reach mode application according to ISO/…
Electronic fee collection — System architecture for vehicle-related tolling — Part 1: Reference mode...
This document defines the architecture of electronic fee collection (EFC) system environments, in which a customer with one contract may use a vehicle in a variety of toll domains with a different toll charger for each domain.
EFC systems conforming to this document can be used for various purposes including road (network) tolling, area tolling, collecting fees for the usage of bridges, tunnels,…
Perception électronique de télépéage — Architecture de systèmes pour le péage lié aux véhicules — Pa...
Le présent document définit l'architecture d'environnements de systèmes de péage dans lesquels un client disposant d'un contrat peut utiliser un véhicule dans une grande variété de domaines de péage et avec un exploitant de péage différent pour chaque domaine.
Les systèmes de péages conformes au présent document peuvent servir à différents usages comprenant le péage routier (réseau…
