291 UL 1618 BULLETIN-2017 2017-11-10 English UL Standard for Safety Wall Protectors, Floor Protectors, and Hearth Extensions - COMMENTS DUE: DECEMBER 25, 2017 292 UL 1277 BULLETIN-2017 2017-11-10 English UL Standard for Safety Electrical Power and Control Tray Cables with Optional Optical-Fiber...
290 UL 1004-3 BULLETIN-2017 2017-11-10 English UL Standard for Safety Thermally Protected Motors - COMMENTS DUE: December 11, 2017 291 UL 1618 BULLETIN-2017 2017-11-10 English UL Standard for Safety Wall Protectors, Floor Protectors, and Hearth Extensions - COMMENTS DUE: DECEMBER 25, 2017 2...
See 11.1. 6.15.1.1 An enclosure provided with multiple compartments is able to be evaluated to different enclosure type requirements when the compartments are completely separated by a wall or barrier and: a) The assembly is intended for indoor use and the compartments are rated Type 1, 2, 4...
323 UL 1450 CRD-2018 2018-10-30 English UL Standard for Safety Motor-Operated Air Compressors, Vacuum Pumps, and Painting Equipment - Section / Paragraph Reference: 36.1.8, 65.15, 65.15.1 Subject: Automatic and manual drain assembly systems for pressure vessels - Edition 4: May 5, 2 324 U...
9 Sample Test Assembly ...21 9.1 General ...21 9.2 Parts for securement ...23 10 Secureness ...
With large diameters of the direct restoration furnace, it is necessary to direct the shaft of the worm conveyor through the furnace and install it on supports on either side of the furnace vessel wall. In this case, it is advisable to place the worm coils in the opposite direction from th...
de vita caesarum de vong river de wall bubble oxygen de xian zhu de xiang guan chan pi de xiang mu jing li de xiao jue qiao de xiao liang de xiao lv de xiao ti de xin lang wei bo de xu zuo de yang xing de yi kuan ji de yi xie jing de ying kui de ying wen de ying wen...
9 Sample Test Assembly ...21 9.1 General ...21 9.2 Parts for securement ...23 10 Secureness ...
252 UL 2442 BULLETIN-2021 2021-11-12 English UL Standard for Safety Wall- and Ceiling-Mounts and Accessories - COMMENTS DUE: December 3, 2021 253 UL 1715 BULLETIN-2021 2021-11-12 English UL Standard for Safety Fire Test of Interior Finish Material - COMMENTS DUE: December 27, 2021 254 UL...
UL是英文保险商试验所(Underwriter Laboratories Inc.)的简写。UL安全试验所是美国最有权威的,也是界上从事安全试验和鉴定的较大的民间机构,主要从事产品的安全认证和经营安全证明业务,其最终目的是为市场得到具有相当安全水准的商品,为人身健康和财产安全得到保证作出贡献。 电池进入美国市场前往往要通过UL认证,虽然UL认...