Standards World

UL-51:2013 pdf free download - STANDARD FOR SAFETY Power-Operated Pumps and Bypass Valves for Anhydrous Ammonia, LP-Gas, and Propylene. 8 Bodies, Covers, and Heads 8.1 A pump body assembly or bypass valve body shall comply with the...

UL-50:2015 pdf free download - STANDARD FOR SAFETY Enclosures for Electrical Equipment, Non- Environmental Considerations. TYPE 4 — Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against access to...

UL-33:2015 pdf free download - STANDARD FOR SAFETY Heat Responsive Links for Fire- Protection Service. 9 Glass-Bulb Thermal Shock Test 9.1 A glass bulb type heat responsive element assembly shall withstand the thermal shock of rapid temperature...

UL-25B:2014 pdf free download - STANDARD FOR SAFETY Meters for Diesel Fuel, Biodiesel Fuel, Diesel/ Biodiesel Blends with Nominal Biodiesel Concentrations up to 20 Percent (B20), Kerosene, and Fuel Oil. 6.2.2.1.4 Static seals shall be subjected to...

UL-25A:2014 pdf free download - STANDARD FOR SAFETY Meters for Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations up to 85 Percent (E0 - E85). 6.1.1 .3 Metallic parts in contact with the fuels anticipated by these...

UL-21:2014 pdf free download - STANDARD FOR SAFETY LP-Gas Hose. 6 Thickness of Tube or Cover 6.1 The thickness of a tube, and of a cover if one is used, shall not be less than 0.047 in...

UL-19:2013 pdf free download - STANDARD FOR SAFETY Lined Fire Hose and Hose Assemblies. 10.4.4 The length of the sample between fittings is to be measured and recorded to the nearest inch (centimeter). The position of the...

UL-13:2015 pdf free download - STANDARD FOR SAFETY Power-Limited Circuit Cables. 7.2 Properties 7.2.1 General 7.2.1 .1 An integral insulation and jacket shall be tested to, and meet the requirements of, a jacket material. See 7.2.4 and...

UL-10D:2014 pdf free download - STANDARD FOR SAFETY Fire Tests of Fire Protective Curtain Assemblies. 7.2 Uniformity of temperature distribution 7.2.1 At any time after the first 10 minutes of fire exposure, the temperature rise indicated by...

UL-10B:2015 pdf free download - STANDARD FOR SAFETY Fire Tests of Door Assemblies. 4A.5 The pressure-sensing probes are to be located at a minimum of 18 inches from the edges of the furnace chamber. 4A.6 The pressure...