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1.1 This Standard describes methods for determining the occupational noise exposure level of workers (Lex,T) using sampling techniques. Lex,T represents the long-term noise exposure of workers and is calculated from...

This clause of Part 1 is applicable except as follows: 1.1 Scope Replacement: This part of IEC 60730 applies to automatic electrical pressure sensing controls with a minimum gauge pressure rating of –60 kPa and a maximum...

1.1 General This standard is divided into seven clauses. Clause 1 provides the scope and purpose. Clause 2 lists references to other standards that are useful in applying this standard. Clause 3 references definitions that...

La présente norme porte sur les exigences relatives aux détecteurs et capteurs de gaz et de vapeur toxique ou combustible qui sont portatifs, transportables ou installés de façon permanente, y compris les accessoires, et...

1.1 Introduction 1.1.1 The purpose of this standard is to provide minimum requirements for the design, construction, and marking of electrical equipment or parts of such equipment for use in Class I and Class II, Division 2...

Note : Le numéro de référence et le champ d'application de cet avis d'intention (initialement publié le 11 janvier 2022) ont été mis à jour par l'OEN responsable le 18 juillet 2023. 1.1 Général Cette norme s'applique aux...

La présente norme porte sur les éléments suivants : a) Construction, exploitation, installation, inspection et essais applicables aux centrales de réception d'alarme incendie pour les services de signalisation de protection...

1.1 General 1.1.1 This Standard applies to hyperbaric chambers that have as their primary function the subjection of humans to pressure environments exceeding 1 atmosphere absolute, such as those required in diving operations...

1.1 General This Standard applies to occupational diving operations conducted in connection with unexploded explosive ordnance (UXO) and specifies minimum competency level requirements for all personnel directly associated...

This part of IEC 60079 specifies the requirements, testing and marking of equipment emitting optical radiation intended for use in explosive atmospheres. It also covers equipment located outside the explosive atmosphere or...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of gas, oil and solid-fuel burning appliances having electrical connections, for household and similar purposes, their...

201.1 * Scope, object and related standards Clause 1 of the general standard1) applies, except as follows: 201.1.1 * Scope Replacement: This particular standard applies to BASIC SAFETY and ESSENTIAL PERFORMANCE of ECG ME...