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1 Scope 1.1 This Standard applies to the construction and performance of heat shields intended to reduce the specified minimum clearances for heat producing appliances to combustible vertical construction assemblies (ie...

This Standard prescribes requirements for the installation of intrusion alarm systems, the classification of extent protection, and the testing and inspection of intrusion alarm systems. Intrusion alarm systems are...

Note: This notice of intent was withdrawn by the responsible SDO on June 20, 2023. This Standard specifies a test method that simulates a fire that under well ventilated conditions starts in a corner of a small room with a...

This Standard covers manual station s and their accessories for installation in ordinary locations, indoor and outdoor, for use in fire alarm systems. A manual station having a pre-wound signalling mechanism and equipped with...

1.1 The purpose of the test is to evaluate the temperature transmission performance of a protective covering over foamed plastic when the assembly is subjected to a standard fire exposure condition following the Standard Time...

1.1 This Standard contains requirements for 65 mm forged quick connect couplings and adapters of the external lug design for use in the forestry service. NOTE: Quick connect coupling and adapter sizes stated refer to the...

1.1 This Standard contains requirements for 25 and 38 mm forged quick connect couplings and adapters of the external lug design for use in the forestry service. NOTE 1: Quick connect coupling and adapter sizes stated refer to...

1.1 This Standard prescribes the methodology for verifying and documenting that all interconnections between systems provided for fire protection and life safety functions are installed and operating in conformance with their...

1.1 This standard covers backwater prevention systems that use sensors, controls and mechanisms for the prevention of backflow for sanitary drainage and storm systems and specifies minimum requirements for materials...

Note: This NOI (originally published on August 15, 2023) was reissued by the responsible SDO on July 30, 2024. 1.1 Inclusions This standard defines the minimum construction and safety requirements for a hydrogen gas dryer...

Note: This NOI (originally published on August 15, 2023) was reissued by the responsible SDO on July 30, 2024. 1.1 Inclusions This Standard defines the minimum construction and safety requirements for hydrogen compressors...

This part of IEC 61869 applies to new inductive voltage transformers for use with electrical measuring instruments and electrical protective devices at frequencies from 15 Hz to 100 Hz. NOTE 301 Requirements specific to three...