UL 429:2013 pdf download – Electrically Operated Valves
UL 429:2013 pdf download – Electrically Operated Valves. 21.3 Class 2 safety valves and Class 2 safety-control circuits 21.3.1 In a Class 2 safety valve and a safely valve incorporating a Class 2 circuit, the spacing distances of parts in...
UL 363:2015 pdf download – Knife Switches
UL 363:2015 pdf download – Knife Switches. 17.3 For the test mentioned in 17.2: a) The open-circuit voltage of the power-supply circuit is not to be less than the maximum rated voltage of the switch; b) The avadable rms symmetrical...
UL 353:2011 pdf download – Limit Controls
UL 353:2011 pdf download – Limit Controls. 6.3.1 Doors or covers shall be provided with means for securing them to the enclosure 6.3.2 Sheet metal screws threading directly into metal brackets or enclosure walls shall not be used for attachment...
UL 331B:2015 pdf dwonload – Strainers for Diesel Fuel， Biodiesel Fuel, Diesel/Biodiesel Blends with Nominal Biodiesel Concentrations up to 20 Percent (B20), Kerosene,and Fuel Oil
UL 331B:2015 pdf dwonload – Strainers for Diesel Fuel， Biodiesel Fuel, Diesel/Biodiesel Blends with Nominal Biodiesel Concentrations up to 20 Percent (B20), Kerosene,and Fuel Oil. 6,2.2 Nonmetallic materials — material level 6.2.2.1 Seals shall be evaluated in accordance with the...
UL 330B:2015 pdf download – Hose and Hose Assemblies for Use WithDispensing Devices Dispensing Diesel Fuel,Biodiesel Fuel,Diesel/Biodiesel Blends WithNominal Biodiesel Concentrations Up To 20 Percent (B20), Kerosene, and Fuel Oil
UL 330B:2015 pdf download – Hose and Hose Assemblies for Use WithDispensing Devices Dispensing Diesel Fuel,Biodiesel Fuel,Diesel/Biodiesel Blends WithNominal Biodiesel Concentrations Up To 20 Percent (B20), Kerosene, and Fuel Oil. 10 Materials 10.1 Metallic materials 10.1.1 General 10.1.1.1 A metallic...
UL 294B:2015 pdf download – Power Over Ethernet (PoE) Power Sources for Access Control Systems and Equipment
UL 294B:2015 pdf download – Power Over Ethernet (PoE) Power Sources for Access Control Systems and Equipment. 3 Glossary Ef?ecbve date low 3 chanced Irom Decernb& 2. 201510 December 2, 2018 3.1 For the purpose of this standard the following...
UL 291:2012 pdf download – Automated Teller Systems
UL 291:2012 pdf download – Automated Teller Systems. 10 Electrical Components 10.1 Printed-wiring boards 101.1 The secwng of components to the board shah be made in a reliable manner and the between circuits shall comply with the requirements in Spacings,...
UL 248-12:2011 pdf download – Low-Voltage Fuses – Part 12: Class R Fuses
UL 248-12:2011 pdf download – Low-Voltage Fuses – Part 12: Class R Fuses. NOTEThe Parr is wtend to he read togeTher with Me Standard lo.r Low-Voltage Fuses – I: General Requlremenls. hereafter referred toes Pert 1. The nm?bering of the...
UL 248-11:2011 pdf download – Low-Voltage Fuses – Part 11: Plug Fuses
UL 248-11:2011 pdf download – Low-Voltage Fuses – Part 11: Plug Fuses. 7.3.2 Type S plug fuses The material for the threaded portion of a Type S plug fuse shall be of porcelain or an equivalent insulatingmaterial, and the spring...
UL 248-9:2015 pdf download – Low-Voltage Fuses – Part 9: Class KFuses
UL 248-9:2015 pdf download – Low-Voltage Fuses – Part 9: Class KFuses. This is the common UI. CSA. and ANCE Standard for Low-Voltage Fuses — Pail 9: Class K Fuses. This is the second edition of CANJCSA-C22.2 No. 248.9-00 (superseding...