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IEC 62282-4-101:2022 deals with safety of fuel cell power systems for propulsion other than road vehicles and auxiliary power units (APU). This part of IEC 62282 covers safety requirements for fuel cell power systems intended to be used in electrically powered industrial trucks as defined in ISO 5053-1.except for: rough-terrain trucks; non-stacking low-lift straddle carriers; stacking high-lift…

This document establishes the general concepts and principles of IT security evaluation and specifies the general model of evaluation given by various parts of the standard which in its entirety is meant to be used as the basis for evaluation of security properties of IT products. This document provides an overview of all parts of the ISO/IEC 15408 series. It describes the various parts of the…

This document establishes the general concepts and principles of IT security evaluation and specifies the general model of evaluation given by various parts of the standard which in its entirety is meant to be used as the basis for evaluation of security properties of IT products. This document provides an overview of all parts of the ISO/IEC 15408 series. It describes the various parts of the…

This document specifies the relevant International Standards used for the determination of physical properties of laboratory sheets made of all types of pulps. It is applicable to laboratory sheets prepared in accordance with ISO 5269‑1, ISO 5269‑2 or ISO 5269‑3.

IEC 60884-1:2022 applies to plugs and fixed or portable socket-outlets for AC only, with or without earthing contact, with a rated voltage greater than 50 V but not exceeding 440 V and a rated current not exceeding 32 A, intended for household and similar purposes, either indoors or outdoors. Compatible plugs and socket-outlets, when combined, form a plug and socket-outlet system. Standardized…

IEC TR 61904-10:2022 - is applicable to laboratory standard microphones meeting the requirements of IEC 61094-1 and other types of measurement microphones, - describes one possible absolute method for determining the complex pressure sensitivity, based on a device capable of generating a known sound pressure, especially at low frequencies, and - provides a reproducible and accurate basis for…

IEC 60884-1:2022 applies to plugs and fixed or portable socket-outlets for AC only, with or without earthing contact, with a rated voltage greater than 50 V but not exceeding 440 V and a rated current not exceeding 32 A, intended for household and similar purposes, either indoors or outdoors. Compatible plugs and socket-outlets, when combined, form a plug and socket-outlet system. Standardized…

1 Scope 1.1 This Standard applies to newly produced gas-fired low-pressure steam and hot water boilers with gas inlet pressure ratings not exceeding 0.5 psi (3.5 kPa) and having input ratings of less than 12 500 000 Btu/h (3 663 389 W) (see Clause 3), hereinafter referred to as boilers,* constructed entirely of new unused parts and materials, a) for operation at or below the following…

1 Scope 1.1 General This Standard applies to self-acting spring-operated devices that automatically reduce the initial pressure in water systems to a set lower pressure. It applies to devices that are of the direct-acting diaphragm type with a means for adjusting the pressure setting. Valves can be with or without an integral bypass relief valve or strainer. 1.2 Sizes This Standard applies to…

1 Scope 1.1 These requirements apply to low-voltage AC power circuit breakers as follows: a) Stationary-mounted or drawout-mounted types, b) 2-pole, 3-pole, and 4-pole constructions, c) Manually operated or power operated, and d) With or without electromechanical or solid-state type trip device. 1.2 These requirements apply to drawout-mounted type low-voltage AC integrally fused power…