UL 497A-2001 通信电路的辅助保护装置.pdf文档页数：84文档大小：1.6MB文档格式：pdf UL 497AISBN -7629-0626-X Secondary Protectors forCommunications CircuitsMARCH 20 .2001 -UL 497AUnderwriters Laboratories Inc .( UL) 333 Pfingsten RoadNorthbrook .IL 60062-2096...

UL 1684A-2007 Standard for Supplemental Requirements for Extra Heavy Wall Reinforced Thermosetting Resin Conduit （RTRC） and Fittings.pdf文档页数：16文档大小：207.05KB文档格式：pdf 1684Asbn0-7629-1000-3 Supplemental Requirementsfor Extra Heavy WallReinfo...

UL 1581-2008 Reference Standard for Electrical Wires Cablesand Flexible Cords.pdf文档页数：156文档大小：872.92KB文档格式：pdf UL UL1581 ⑧ Underwriters Laboratories Inc . Standard for SafetyReference Standard forElectrical Wires ,Cables ,andFlexible Cords...

UL 8-2007 Water Based Agent Fire Extinguishers.pdf文档页数：56文档大小：1.05MB文档格式：pdf UL 8isbn0-7629-1038-0 Water Based Agent FireExtinguisherswas B2039882200481M L COPYRIGHTED MATERIALNOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT P...

UL 50V-2007 INFRARED VIEWPORTS.pdf文档页数：14文档大小：335.26KB文档格式：pdf ay11,2007 SUBJECT 50VOUTLINE OF INVESTIGATIONFORINFRARED VIEWPORTSISSUE NUMBER :1may11,2007 Summary of TopicsThis is the First issue of the Outline of Investigation for Infrared...

UL 555-2006 Fire Dampers 防火阀标准.pdf文档页数：40文档大小：787.88KB文档格式：pdf UL555 isbn0-7629-1165-4 Fire DampersCOPYRIGHTED MATERIALNOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULreproduction networking permitted f...

UL 1977-2009 Component Connectors for Use in DataSignalControl and Power Applications.pdf文档页数：30文档大小：527.39KB文档格式：pdf UL UL1977 ⑧ Underwriters Laboratories Inc . Standard for SafetyComponent Connectors forUse in Data ,Signal ,Controland Po...

UL 448 2007 消防服务用离心固定泵Centrifugal Stationary Pumps for Fire-Protection Service.pdf文档页数：24文档大小：871.12KB文档格式：pdf UL448 Centrifugal Stationary Pumpsfor Fire-Protection ServiceUL COPYRIGHTED MATERIALNOT AUTHORIZED FOR FURTHER REPRODUC...

UL 20-2008 Genernal-use snap switch.pdf文档页数：88文档大小：1.06MB文档格式：pdf UL UL 20⑧ Underwriters Laboratories Inc . Standard for SafetyGeneral-Use Snap SwitchesCOPYRIGHTED MATERIALNOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERM...

UL 555 2006 Fire Dampers 防火阀中文版.pdf文档页数：22文档大小：938.87KB文档格式：pdf UL555 isbn0-7629-1165-4 防火阀 美国安全检测实验室公司(UL) 地址:诺斯布鲁克市五旬节路333号 邮编:60062-2096 防火阀安全标准UL555 2006年7月12日,第七版 主题摘要 防火阀标准第七版...

UL 83-2003 Thermoplastic-Insulated Wires and Cables.pdf文档页数：178文档大小：1.98MB文档格式：pdf UL 83isbn0-7629-0906-4 Thermoplastic-Insulated Wiresand CablesCOPYRIGHTED MATERIALNOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION F...

UL 1598A-2009 Standard for Safety for Supplemental Requirements for Luminaires for Installation on Marine Vessels.pdf文档页数：20文档大小：602.56KB文档格式：pdf UL UL 1598A⑧ Underwriters Laboratories Inc . Standard for SafetySupplemental Requirementsfor...