UL Standards

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UL 2901:2019 pdf download

UL 2901:2019 pdf download

1.1 This standard covers requirements for the performance of antifreeze solutions for fire sprinkler systems. 1.2 These solutions are intended for use in wet pipe sprinkler systems subject to freezing for installation in accordance with the manufacturer’s design and installation instructions, Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured

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UL 2808:2020 pdf download

UL 2808:2020 pdf download

1.1 These requirements cover submetering equipment and open and enclosed type current sensors intended for factory or field installation within the wiring space of enclosures for switches or overcurrent devices. Installation is in accordance with the National Electrical Code, ANSI/NFPA 70 and the Canadian Electrical Code (CE Code), CSA C22.1. These requirements also cover “Service

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UL 2775:2019 pdf download

UL 2775:2019 pdf download

1.1 These requrements cover the construction and operation of fixed condensed aerosol extinguishing system units inclusive of aerosol generating extinguishing system units and aerosol generating automatic extinguisher units intended for total flooding appl ications when installed, inspected. tested. and maintained in accordance with the Standard for Fixed Aerosol Fire Extinguishing Systems, NFPA 2010 and the

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