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IEC 60617:2012 DB contains graphical symbols for use in electrotechnical diagrams. Parts 2 to 13 of IEC 60617 have been incorporated into a database that currently includes some 1900 symbols. The database is the official source of IEC 60617. It replaces parts 2 to 13 of the previous published version (edition 2) of IEC 60617. The following areas are covered in the database: Conductors and…

IEC 60417:2002 DB contains graphical symbols used to identify equipment or a part of equipment, indicate functional states, designate connections, provide information on packaging or provide instruction for the operation of the equipment. A graphical symbol is a visually perceptible figure used to transmit information independently of language. Each graphical symbol is identified by a reference…

Contains graphical symbols used to identify equipment or a part of equipment, indicate functional states, designate connections, provide information on packaging or provide instruction for the operation of the equipment. A graphical symbol is a visually perceptible figure used to transmit information independently of language. Each graphical symbol is identified by a reference number and contains…

1 Scope 1.1 Inclusions This Standard defines minimum energy efficiency and performance requirements for LED devices that have the general appearance, length, and base types of a conventional fluorescent lamp. These devices have the physical dimensions of a lamp as described in ANSI C78.81 or ANSI C78.901 are commonly known as LED tubular (TLED) lamps. The following TLED lamp constructions,…

1.1 Scope Replacement: This part of IEC 60730 applies to electrically operated water valves for use in, on or in association with equipment for household and similar use, including heating, air-conditioning and similar applications. The equipment can use electricity, gas, oil, solid fuel, solar thermal energy, etc., or a combination thereof. NOTE 1 Throughout this document, the word "…

1 Scope and object IEC 61010-1:2010, Clause 1 and IEC 61010-1:2010/AMD1:2016, Clause 1 apply except as follows: 1.1.1 Equipment included in scope Replace the existing text with the following: This document specifies safety requirements for HAND-HELD and hand-manipulated current sensors intended for measuring, detecting or injecting current, or indicating current waveforms on circuits…

Scope 1.1 This Standard describes the requirements for the design and installation of a fire alarm system with or without voice communication capability. NOTE 1: This Standard is intended to apply to both required and voluntary fire alarm installations. NOTE 2: The requirements in this Standard address the installation for various types of fire alarm system equipment and devices. These…

IEC 61643-01: 2024 contains the common requirements for all SPDs. This document is applicable to devices for surge protection against indirect and direct effects of lightning or other transient overvoltages, hereafter referred to as Surge Protective Devices (SPDs). SPDs are intended to be connected to circuits or equipment rated up to 1 000 V AC (RMS) or 1 500 V DC. Performance and safety…

L'IEC 61643-01:2024 contient les exigences communes à tous les SPD. Le présent document est applicable aux dispositifs de protection contre les effets indirects et directs de la foudre ou contre les surtensions transitoires, ci-après dénommés parafoudres (SPD). Les parafoudres sont destinés à être connectés à des circuits ou à des équipements de tension assignée allant jusqu’à 1 000 V…

Scope 1.1 This Standard covers the power handling capabilities of Information and Communication Technology (ICT) cable assemblies when used for powering or charging Audio/Video, Information, and Communication Technology Equipment applications. This does not include Power Over Ethernet cables that are permanently installed to power equipment installed on the network. The signal transmission…