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UL 9540-2016 pdf download - ANSI/CAN/UL-9540:201 6, Energy Storage Systems and Equipment. 7 Non-Metallic Materials 7.1 Polymeric materials employed for enclosures of electrical equipment shall comply with 7.2 and the enclosure requirements outlined in the Standard for...

UL 7103-2020 pdf download - The First Edition of the Standard for Safety for Building. 22 Rapid shutdown 22.1 If rapid shutdown equipment or systems are integral to the BIPV roof covering, the rapid shutdown equipment or...

UL 6703-2021 pdf download - Connectors for Use in Photovoltaic Systems. 6 Polymeric Materials 6.1 General 6.1.1 Polymeric materials may be used as an enclosure or as insulating materials that are in direct contact with or in...

UL 6141 2020 pdf download - Wind Turbines Permitting Entry of Personnel. 3.11 POLLUTION – Any addition of contaminants, solid, liquid or gaseous (ionized gases), and moisture that may produce a reduction of dielectric strength or surface...

UL 6141 2016 pdf download - Wind Turbines Permitting Entry of Personnel. 3.1 5 SAFETY RELATED CONTROLS SYSTEM (SRCS) – Assembly of equipment that includes the critical controls and protection functions that maintain the wind turbine within...

UL 2166 2021 pdf download - Halocarbon Clean Agent Extinguishing System Units. 7 General 7.1 After discharge of the extinguishing agent is initiated, an extinguishing system unit shall maintain the maximum rate of application of the extinguishing...

UL 2158-2021 pdf download - Electric Clothes Dryers. 5.3 Test fabric 5.3.1 The fabric used for tests shall be bleached, preshrunk cotton suiting, having a warp of 21 – 23 threads per cm and a filling of...

UL 2152 2021 pdf download - Special Purpose Nonmetallic Containers and Tanks for Specific Combustible or Noncombustible Liquids. 1 Scope 1.1 These minimum requirements cover special purpose nonmetallic containers and tanks (vessels) for specific aboveground use applications...

UL 2129 2021 pdf download - Halocarbon Clean Agent Fire Extinguishers. 6.3 A disposable extinguisher shall not be rechargeable. 6.4 An extinguisher having a volume in excess of 2.3 L (140 in 3 ) shall be capable...