Rechercher

1.1 These requirements cover automatic sprinklers including conventional, spray, sidewall, extended coverage, residential, certain specific application sprinklers and storage sprinklers including early suppression fast response (ESFR) intended for installation on sprinkler systems for fire-protection service. Requirements for the installation and use of sprinklers are included in the National…

1.1 Les présentes exigences couvrent les gicleurs, y compris les gicleurs classiques, à pulvérisation, muraux, à couverture étendue, résidentiels, certains gicleurs pour applications particulières et gicleurs d’entreposage, y compris les gicleurs à réponse rapide pour extinction hâtive (ESFR), destinés à être installés sur des systèmes de gicleurs pour service de protection contre l’incendie.…

1.1 These requirements cover shutoff valves for trim and drain purposes for fire protection service. This standard covers valve constructions such as ball valves, butterfly valves, globe valves and plug valves. 1.2 These valves are intended for installation and use in accordance with the following standards: a) Low Expansion Foam, NFPA 11; b) Sprinkler Systems, NFPA 13; c) Sprinkler Systems…

1.1 Ces exigences visent les vannes d’arrêt de garniture et d'évacuation des services de protection incendie. La présente norme couvre la construction de vannes, comme les robinets à tournant sphérique, les robinets à papillon, les robinets à soupape et les robinets à tournant conique. 1.2 Ces vannes sont destinées à une installation et une utilisation conformément aux normes suivantes…

IEC 60728-115:2022 is applicable to in-building optical transmission systems for broadcast signal transmission that consist of optical transmitters, optical amplifiers, splitters, V-ONUs, etc. These systems are primarily intended for television and sound signals using digital transmission technology. This document specifies the basic system parameters and methods of measurement for in-building…

L'IEC 60728-115:2022 s'applique aux systèmes de transmission optique internes aux immeubles pour la transmission de signaux de diffusion. Ces systèmes se composent d'émetteurs optiques, d'amplificateurs optiques, de répartiteurs, de V-ONU, etc. Ils sont principalement prévus pour la télévision et les signaux sonores qui utilisent une technologie de transmission numérique. Le…

1 Scope This clause of part 1 is replaced by: This standard deals with the safety of electric instantaneous water heaters for household and similar purposes and intended for heating water below boiling temperature, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances. NOTE 1 - Instantaneous water heaters incorporating bare heating…

IEC 60335-2-10:2021 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60335-2-10:2021 edition 6.0 and the previous IEC 60335-2-10:2002+AMD1:2008 CSV edition 5.1. Futhermore, comments from IEC TC 61 experts are provided to explain the reasons of the most relevant changes. IEC…

IEC 60335-2-13:2021 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60335-2-13:2021 edition 7.0 and the previous IEC 60335-2-13:2009+AMD1:2016 CSV edition 6.1. Futhermore, comments from IEC TC 61 experts are provided to explain the reasons of the most relevant changes. IEC…

IEC 60335-2-59:2021 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60335-2-59:2021 edition 4.0 and the previous IEC 60335-2-59:2002+AMD1:2006+AMD2:2009 CSV edition 3.2. Futhermore, comments from IEC TC 61 experts are provided to explain the reasons of the most relevant changes…