This document provides basic requirements for gearboxes to operate industrial valves for manual and automated on/off and modulating duties, this includes manual override gearboxes. It includes guidelines for classification, design and methods for conformity assessment.
It does not cover gear systems which are integral part in the design of valves and subsea gearboxes.
Other requirements or…
UV-C devices — Measurement of the output of a UV-C lamp
This document specifies the measurement of the output of a UV-C lamp, types of UV-C lamp, lamp ballast, and safety issues.
It is applicable to the output measurement of linear UV-C disinfection lamps.
This document specifies a measurement method for evaluating output power of UV-C lamps installed in heating, ventilation and air conditioning (HVAC) systems. The method includes the simulation…
Documentation technique de produits (DTP) — Dessins techniques de verrerie
Le présent document établit des règles et des conventions à l'usage particulier des dessins techniques de la verrerie, par exemple la verrerie de laboratoire, ou la verrerie utilisée dans d'autres domaines techniques.
Toutefois, les parties optiques ne sont pas incluses.
Protection des yeux et du visage — Méthodes d'essai — Partie 3: Propriétés physiques et mécaniq...
Le présent document spécifie les méthodes d'essai de référence pour la détermination des propriétés physiques et mécaniques des protecteurs des yeux et du visage.
Le présent document ne s'applique à aucun produit relatif à la protection des yeux et du visage pour lequel la norme d'exigences spécifie d'autres méthodes d'essai.
D'autres méthodes d'essai peuvent…
Eye and face protection — Test methods — Part 3: Physical and mechanical properties
This document specifies the reference test methods for determining the physical and mechanical properties of eye and face protectors.
This document does not apply to any eye and face protection products for which the requirements standard(s) specifies other test methods.
Other test methods can be used if shown to be equivalent and include uncertainties of measurement no greater than those…
Photovoltaic (PV) modules - Test methods for the detection of potential-induced degradation - Part 1...
IEC 62804-1-1:2020 defines procedures to test and evaluate for potential-induced degradation-delamination (PID-d) mode in the laminate of crystalline silicon PV modules-principally those with one or two glass faces. This document evaluates delamination attributable to current transfer between ground and the module cell circuit. Elements driving the delamination that this test is designed to…
Optical fibre cables - Part 2-50: Indoor cables - Family specification for simplex and duplex cables...
IEC 60794-2-50: 2020 specifies requirements for simplex and duplex optical fibre cables for use in terminated cable assemblies or for termination with optical fibre passive components. This second edition cancels and replaces the first edition published in 2008. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the…
Câbles à fibres optiques - Partie 2-50: Câbles intérieurs - Spécification de famille pour les câbles...
IEC 60794-2-50:2020 donne les exigences pour les câbles simplex et duplex à fibres optiques utilisés dans des ensembles de câbles équipés ou en vue d’être équipés par des composants passifs à fibres optiques. Cette deuxième édition annule et remplace la première édition parue en 2008. Cette édition constitue une révision technique.
Cette édition inclut les modifications techniques majeures…
Eyewear display - Part 22-10: Specific measurement methods for AR type - Optical properties
IEC 63145-22-20:2020(E) specifies the standard measurement conditions and measuring methods for determining the see-through optical properties and imaging quality of augmented reality (AR) eyewear displays. This includes the transmission characteristics and ambient optical performance of the eyewear displays.
Contact lens type displays are out of the scope of this document.
NOTE The…
Power systems management and associated information exchange - Data and communications security - Pa...
IEC 62351-100-3:2020, which is a technical specification, describes test cases of data and communication security for telecontrol equipment, Substation Automation Systems [SAS] and telecontrol systems, including front-end functions of SCADA.
The goal of this document is to enable interoperability by providing a standard method of testing protocol implementations to verify that a device fulfils…
