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UL94
UL 94, the Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances testing, is a plastics flammability standard released by Underwriters Laboratories of the United States. The standard determines the material’s tendency to either extinguish or spread the flame once the specimen has been ignitedUL-94is now harmonized with IECbr>60695-11-10an60695-11-20and ISObr>9772an The VW-1 (vertical wire burn) rating is sometimes erroneously associated with UL 94, but it (and some other flammability tests) is described by UL 1581 (Reference Standard for Electrical Wires, Cables, and Flexible Cords). Classifications From lowest (Least flame-retardant) to highest (Most flame-retardant): *HB: slow burning on a horizontal specimen; burning rate < 76 mm/min for thickness < 3 mm or burning stops before 100 mm *V-2: burning stops within 30 seconds on a vertical specimen; drips of flaming particles are allowed. *V-1: burning stops within 30 seconds ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Logitech K760 - BabyPhoton Main PCB - Rear View-3839
Logitech International S.A. ( ; often shortened to Logi) is a Swiss multinational manufacturer of computer peripherals and software, with headquarters in Lausanne, Switzerland, and Newark, California. The company has offices throughout Europe, Asia, Oceania, and the Americas, and is one of the world's leading manufacturers of input and interface devices for personal computers (PCs) and other digital products. It is a component of the flagship Swiss Market Index. The company develops and markets personal peripherals for PC navigation, video communication and collaboration, music and smart homes. This includes products like keyboards, mice, tablet accessories, headphones and headsets, webcams, Bluetooth speakers, universal remotes and more. Its name is derived from ''logiciel'', the French word for software. History Logitech was founded in Apples, Vaud, Switzerland, in 1981 by Stanford alumni Daniel Borel and Pierluigi Zappacosta, and former Olivetti engineer Giacomo Marini. ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
