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1 Scope 1.1 1.1.1 The requirements specified in this Standard cover light-emitting diode (LED) equipment that is an integral part of a luminaire or other lighting equipment and that operates in the visible light spectrum between 400 and 700 nm. These requirements also cover the component parts of LED equipment, including LED controlgear, controllers, arrays, modules, and packages, as…

1 Scope 1.1 This Standard applies to liquefied natural gas metallic hose assemblies that are used on LNG dispensers to connect the dispenser to the refuelling nozzle and for gas lines that carry vented gas back to a safe location within the following service temperature range from –196 °C to +65 °C (–320 °F to +149 °F) and nominal hose size range DN (NPS) from 10 to 50 (3/8 to 2). 1.2 Hose…

This document specifies the technical delivery conditions for steel pipes (casing, tubing and pup joints), coupling stock, coupling material and accessory material. By agreement between the purchaser and manufacturer, this document can also be applied to other plain-end pipe sizes and wall thicknesses. This document is applicable to the following connections: — short round thread casing (SC…

IEC 62135-2:2020 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 62135-2:2020 is applicable to equipment for resistance welding and allied processes which are connected to mains…

IEC 62135-2:2020 is applicable to equipment for resistance welding and allied processes which are connected to mains supplies with rated voltages up to 1 000 V AC RMS. This document does not define safety requirements. This third edition cancels and replaces the second edition published in 2015. This edition constitutes a technical revision. This edition includes the following significant…

L’IEC 62135-2:2020 est applicable aux matériels de soudage par résistance et procédés connexes qui sont connectés aux réseaux d’alimentation avec des tensions assignées jusqu’à 1 000 V efficace en courant alternatif. Le présent document ne définit pas d’exigences de sécurité. Cette troisième édition annule et remplace la deuxième édition parue en 2015. Cette édition constitue une révision…

IEC TS 61200-102:2020(E) applies to low-voltage DC electrical installations entirely supplied by local power sources and having a nominal voltage lower or equal to the low-voltage limit. These installations can be connected to collective or shared private electrical installations. This document also applies to DC installations according to use cases TIER 2 and TIER 3 of the World Bank defined in…

IEC TS 62196-3-1:2020(E) applies to accessories and cable assemblies with the same configuration as specified in IEC 62196-3:2014 with rated operating voltage not exceeding 1 500 V DC and a rated current not exceeding 500 A that employ - thermal sensing, or - thermal transport and thermal sensing with the system architecture described in 4.101. These accessories and cable assemblies are…

IEC 62446-2:2020 describes basic preventive, corrective, and performance related maintenance requirements and recommendations for grid-connected PV systems. The maintenance procedures cover: - Basic maintenance of the system components and connections for reliability, safety and fire prevention - Measures for corrective maintenance and troubleshooting - Worker safety This document also…

l'IEC 62446-2:2020 décrit les exigences et recommandations de base en matière de maintenance préventive, corrective et de performances concernant les systèmes PV connectés au réseau. Les procédures de maintenance couvrent: - La maintenance de base des composants et connexions du système pour la fiabilité, la sécurité et la prévention contre les incendies; - Les mesures de maintenance…