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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…

IEC 60670-24:2024 applies to enclosures and parts of them for housing protective devices and other power dissipating electrical equipment intended to be used with a rated voltage not exceeding 400 V and a total incoming load current not exceeding 125 A for household and similar fixed electrical installations. These enclosures are intended to be installed in locations where unskilled persons have…

IEC 60670-24:2024 applies to enclosures and parts of them for housing protective devices and other power dissipating electrical equipment intended to be used with a rated voltage not exceeding 400 V and a total incoming load current not exceeding 125 A for household and similar fixed electrical installations. These enclosures are intended to be installed in locations where unskilled persons have…

1 Scope This Standard applies to wrought steel enclosures and their welding. These enclosures are pressurized with dry air, inert gases or gas mixtures (see Note 1) used in indoor or outdoor installations of highvoltage switchgear and controlgear, where the gas is used principally for its dielectric or arc-quenching properties, with rated voltages – of 1 kV and up to and including 52 kV,…

1 Scope This Standard applies to gas-filled welded composite enclosures of cast and wrought aluminium alloys pressurized with dry gases and gas mixtures (see Note 1) used in indoor or outdoor installations of highvoltage switchgear and controlgear, where the gas is used principally for its dielectric or arc-quenching properties, with rated voltages – of 1 kV and up to and including 52 kV,…

1.1 Scope [ Replace this clause with the following] This Standard applies to cast aluminium alloy enclosures pressurized with dry gases and gas mixtures (see Note 1) used in indoor or outdoor installations of high-voltage switchgear and controlgear, where the gas is used principally for its dielectric or arc-quenching properties, with rated voltages – of 1 kV and up to and including 52 kV,…

IEC 60601-2-34:2024 applies to BASIC SAFETY and ESSENTIAL PERFORMANCE of INVASIVE BLOOD PRESSURE MONITORING EQUIPMENT as defined in 201.3.63, hereinafter also referred to as ME EQUIPMENT. This document applies to INVASIVE BLOOD PRESSURE MONITORING EQUIPMENT intended for use in professional healthcare facilities and in the EMERGENCY MEDICAL SERVICE ENVIRONMENT. This document does not apply to…

L’IEC 62933-1:2024 définit les termes applicables aux systèmes de stockage de l’énergie électrique (EES - electrical energy storage), y compris les termes nécessaires à la définition des paramètres unitaires, des méthodes d’essai, de la planification, de l’installation, du fonctionnement et des problèmes environnementaux et de sécurité. Le présent document terminologique est applicable aux…

IEC 61095:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 61095:2023 applies to electromechanical air break contactors for household and similar purposes provided with main…

1 Scope 1.1 Inclusions This Standard applies to structures and hoists that are not a permanent part of buildings, structures, or other works, and that are used during construction, alteration, or demolition to raise and lower persons and/or materials connected with or related to a building project. This Standard covers the design, construction, installation, maintenance, operation, and…