Rechercher

1.1 This Standard covers cord connected, direct plug-in and receptacle type SPDs whose primary function is to provide surge protection and that are intended to be marked SPD Type 3 in accordance with Clause 5.2(a). This product may also be used for power distribution circuits. 1.2 This Standard applies to SPDs intended for use on 50 or 60 Hz power circuits over 42 V and not exceeding 600 V. 1.3…

1.1 This Standard covers the cyber security of new and existing nuclear power plants (NPPs) and small reactor facilities. Note: This Standard may provide guidance for nuclear facilities other than NPPs and small reactor facilities, using a graded approach. 1.2 This Standard addresses cyber security at nuclear power plants and small reactor facilities for the following computer systems and…

1.1 Clauses 4 to 7 cover performance, acoustical testing, and packaging requirements for personal hearing protection devices (HPDs). Clauses 8 to 12 cover the selection, care, and use of HPDs, which will contribute to an effective hearing loss prevention program. 1.2 The following types of HPDs are covered in this Standard: a) earplugs (including semi-inserts); b) earmuffs; and c)…

1.1 This Standard specifies requirements for an occupational health and safety management system (OHSMS). This Standard is applicable to an organization of any size or type. This Standard is intended to address occupational health and safety. It is not intended to address the safety of products an organization produces. Note: As a fundamental concept, and to identify the inclusiveness of an…

1.1 General This Standard provides a) maintenance procedures to reduce snow overload risk on existing buildings; b) monitoring, detection, and assessment methods for snow load risks on buildings; and c) procedures for snow removal. 1.2 Exclusions This Standard does not address a) specific requirements for the design or construction of new buildings subjected to snow loads; or b)…

1.1 This Standard applies to uninterruptible power supplies (UPS). The primary function of the UPS covered by this Standard is to ensure continuity of an alternating power source. The uninterruptible power supplies can also serve to improve the quality of the power source by keeping it within specified characteristics. 1.2 This Standard is applicable to movable, stationary, fixed, and built-in…

This Standard applies to unvented portable type gas camp heaters of the catalytic and infrared type only up to and including a maximum input of 12,000 Btu/hr (3 517 w) using propane, butane, and liquefied petroleum gas mixtures thereof, and intended for outdoor use. 1.2 This Standard applies to portable type gas camp heaters having a: a) regulated pressure; or b) non-regulated pressure. 1.…

1.1 This Standard sets out the minimum requirements for the design, construction, operation, maintenance, abandonment, and safety of wells and associated equipment used to inject waste into underground salt caverns in a slurry form. The equipment considered includes (a) wellhead and Christmas tree assemblies; (b) wells and subsurface equipment; and (c) safety equipment, including monitoring…

1 SCOPE 1.1 This standard provides minimum acceptable performance parameters for video surveillance systems. The system stakeholder determines the video surveillance system operational requirements. Refer to Section 8, System Operational Performance Requirements. 1.2 The purpose of this Standard is to provide guidance to ensure that security video system functions and performance are…

ISO/IEC Guide 71:2014 provides guidance to standards developers on addressing accessibility requirements and recommendations in standards that focus, whether directly or indirectly, on systems (i.e. products, services and built environments) used by people. To assist standards developers to define accessibility requirements and recommendations, it presents a summary of current terminology…