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Scope: CSA ISO/IEC/IEEE 8802-1Q:21 This standard specifies Bridges that interconnect individual LANs, each supporting the IEEE 802 MAC Service using a different or identical media access control method, to provide Bridged...

This document provides a standardized framework for specifying objective, repeatable and reproducible evaluation methods and evaluation activities. This document does not specify how to evaluate, adopt, or maintain evaluation...

CISPR 16-1-2 Ed. 2.1 This part of the CISPR 16 series specifies the characteristics and performance of equipment for the measurement of radio disturbance voltages and currents in the frequency range 9 kHz to 1 GHz. NOTE In...

This clause of part 1 is replaced by: This standard deals with the safety of stationary electric circulation pumps intended for use in heating systems or in service water systems, having a rated power input not exceeding 300...

1 Scope This part of IEC 61869 is a product standard and covers only additional requirements for low- power passive voltage transformers (passive LPVT). The product standard for low-power passive voltage transformers is...

This part of IEC 60079 gives the specific methodology for the assessment and testing, and requirements for marking of electrical equipment, parts of electrical equipment and Ex components with special protection “s”. This...

This standard specifies the air interface, including the cognitive radio medium access control layer (MAC) and physical layer (PHY), of point-to-multipoint and backhaul wireless regional area networks (WRANs) comprised of a...

This part of IEC 60079 specifies the general requirements for construction, testing and marking of Ex Equipment and Ex Components intended for use in explosive atmospheres. The standard atmospheric conditions (relating to the...

Note: The scope for this NOI (originally published on March 22, 2022) was updated by the responsible SDO on April 21, 2022. This document specifies tests and requirements for the automatic valve, a liquefied natural gas fuel...

Note: The scope for this NOI (originally published on March 15, 2022) was updated by the responsible SDO on April 21, 2022. This document specifies tests and requirements for the excess flow valve, a liquefied natural gas...

Note: The scope for this NOI (originally published on March 15, 2022) was updated by the responsible SDO on April 21, 2022. This document specifies tests and requirements for the gas-tight housing and ventilation hose, a...

Note: The scope for this NOI (originally published on March 15, 2022) was updated by the responsible SDO on April 21, 2022. This document specifies tests and requirements for the rigid fuel line in stainless steel , a...