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 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…

1 Scope 1.1 This standard applies to: a) Automatic transfer switches; b) Manual or non-automatic transfer switches; c) Closed transition transfer switches; d) Hybrid transfer switches; e) Transfer switches for fire pumps; f) Bypass/isolating switches; g) Softload transfer switches; h) Transfer switches intended for use as service equipment; and i) In Mexico and the United States, branch…

IEC 60598-2-20:2014 specifies requirements for lighting chains fitted with series, parallel or a combination of series/parallel connected light sources for use either indoors or outdoors on supply voltages not exceeding 250 V. For combinations where rope lights (also known as sealed lighting chains) are included, see IEC 60598-2-21. This fourth edition cancels and replaces the third edition (2010…

IEC 60092-507:2014 specifies requirements for the design, construction and installation of electrical systems in small vessels, which have a length of up to 50 m, or which have a gross tonnage not exceeding 500 Gross Tonnes (GT), designed for use on inland waters or at sea. It is not intended to apply to: a) small craft equipped only with a battery supplying circuits for engine starting and…

IEC 60598-2-21:2014 specifies requirements for rope lights (sealed lighting chains) fitted with non-replaceable series- or parallel- or a combination of series/parallel-connected light sources for use either indoors or outdoors on supply voltages not exceeding 250 V. The contents of the corrigendum of December 2016 have been included in this copy. This publication is to be read in conjunction…

IEC TR 62939-1:2014(E) presents an international consensus perspective on the vision for a Smart Grid User Interface (SGUI) including: - SGUI requirements distilled from use cases for communications across the customer interface (the SGUI); - an analysis of existing IEC and other international standards that relate to the SGUI; - and an identification of standards gaps that need to be filled…

ISO 18418-1:2014 specifies the dimensional requirements of medium-pressure pipe end-connections for gasoline (spark-ignition) engine fuel injection equipment. It is applicable to externally threaded end-connections having a 60° female cone, as well as to the pipe end assemblies of medium-pressure fuel injection pipes with outside diameters of up to and including 10 mm.

ISO 18418-2:2014 specifies dimensions and requirements for medium-pressure fuel pipe assemblies and assembled pipe sets made of seamless stainless steel tubing to be used with 60° female cone connectors on gasoline (spark-ignition) engines.

1.1 This Standard covers electrical safety requirements for 120 V cord-connected single circuit wiring systems for residential and commercial use and for use with free standing interconnected tables, provided with communication, video, and/or power receptacles that are intended for frequent setup and breakdown. 1.2 The requirements apply to powered tables connected to 15 A or 20 A, 120 V (…