Shanghai Daoqin Plastics Co., Ltd.

 （一） UL brief introduction

UL is USA 保险商实验室（Underwriter Laboratories Inc.） 简写. UL safety experiment/testing is USA most has 权威, is world upper from safety experiment/testing and relatively large machine 构. it using/adopting testing methods research various material, plant/unit, product, equipment, construction and other for 生命, has 无危害 and 危害 程 degree; 确定, 编写, versus standards and has decrease/reduce and anti formed 生命财产受 to loss 失 资 material, meanwhile 开展实情调研 business.

UL 始建于1894 year, stage/phase UL 主 need anti 火保险部门 provide 资金维持动 as, to 1916 year, UL 才完 full 自立. 经 近百 year development, UL already formed is tool has world degree certification machine 构, its tool has sleeve/set 严密 组织 tube/pipe made, standards development and product certification 程序. UL 由一 has safety expert, 政府官员, 消费者, 教育界, use 事业, 保险业 and standards 部门 代 table/sheet formed 理事会 tube/pipe 理, day as president/CEO, vice president 处理.

UL in USA 本土现 has 五 实验室, 总部设 in add 哥北部 Northbrook镇, meanwhile in Taiwan and separation 别设立 versus 应 实验室. 2003 year 1 month 13 day UL in China and China 权威 检验 certification machine 构—— China certification （ group ） has company 注册, formed full 球第一家 combined company formed 立 UL -CCIC, 现总部设 in Shanghai, in Shanghai, 广州, 苏州, and heavy 庆均设 has separation company, and is company main/primary testing 基.

UL is 一家 product safety testing and certification machine 构, is USA product safety standards 创始者. in more 世纪 岁 month 里, UL already for formed upper types product and parts related safety standards testing according to standards assessment its tube/pipe system.

standards 目录

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UL 20 (General-Use Snap Switches)

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UL 45 便携式 power tools (Portable electric tools)

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UL 94-12 equipment and device tool parts use plastics material easy property experiment/testing (Test for flammability of plastic materials for parts in devices and appliances)

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UL 153 in 英文便携式 electrical 灯 (Portable electric luminaires)

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UL 197 商业 electrical equipment (Commercial electric cooking appliances)

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UL 207 含 made cold agent non electrical parts and parts (Refrigerant-containing components and accessories,nonelectrical)

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UL 224 挤 pressure molding insulation tube/pipe (Extruded insulating tubing)

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UL 244 equipment solid control plant/unit （Solid-state controls for appliances)

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UL 248-1-2000 low pressure filament （熔断 device ）第1部 separation （Standard for Low-Voltage Fuses,Part 1: General Requirements)

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UL 248-10 (Standard for Low-Voltage Fuses - Part 10: Class L Fuses,)

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UL 250 家 use and cold 冻柜 (Household refrigerators and freezers)

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UL 291-2000 自动 for system (Automated teller systems)

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UL 298 便携式 electronics 手提灯 (Portable electric hand lamps)

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UL 310 electrical fast speed 联接接头（Electrical quick-connect terminals)

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UL 399 饮 use water cooling device (Drinking-water coolers)

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UL 429 electrical control 阀 (Electrically operated valves)

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Subject UL 429A, （Outline of Investigation for Electrically Operated Valves for Fire Protection Service）

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UL 444 通信 cable (Communications cables)

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UL 458 陆 upper and use electrical 源变换 device and its system (Power converters/inverters and power converter/inverter systems for land vehicles and marine crafts)

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UL 471 商 use made cold machine and cold 藏柜 (Commercial refrigerators and freezers)

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UL 474 decrease wet device (Dehumidifiers)

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UL 484 房间空调 device (Room air conditioners)

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UL 486A use copper electrical connectors and sheet/slice

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UL 486C 绞接接线 device (Splicing wire connectors)

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UL 486E aluminum and / or copper use equipment 布线终端 (Equipment wiring terminals for use with aluminium and/or copper conductors)

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UL 489 模 made device, made device and device outer housing/shell (Molded-case circuit breakers,molded-case switches,and circuit-breaker enclosures)

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UL 489A used for equipment upper device

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UL 496（ in 英文）螺口灯 base/seat （爱 Di base/seat ） (Edison-base lampholders)

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UL 497A 通信 electrical 路 辅助保护 plant/unit (Secondary protectors for communication circuits)

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UL 498连接插头 and base/seat (Attachment plugs and receptacles)

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UL 499 electrical add hot plant/unit (Electric heating appliances)

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UL 507 electrical 扇 (Electric fans)

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UL 746A polymerization material . fast speed property can 评定 (Polymeric materials - Short term property evaluations)

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UL 746C electrical equipment use polymerization material (Polymeric materials - Use in electrical equipment evaluations)

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UL 758 equipment 布线材 material (Appliance wiring material)

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UL 817 electrical and power/electricity to electrical 线 (Cord sets and power-supply cords)

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UL 859 家庭 人修饰 use electrical appliances (Household electric personal grooming appliances)

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UL 935 in 英文荧 light 灯镇流 device (Fluorescent-lamp ballasts)

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UL 1012 remove 2 grade outer electrical equipment (Power units other than class 2)

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UL 1018 in 文 electrical equipment (Electric aquarium equipment)

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UL 1026 （ in 英文）家 use electronics tool and food processing device tool (Electric household cooking and food serving appliances)

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UL 1077 （ in 英文） used for electrical equipment upper add device standards （Supplementary Protectors for Use in Electrical Equipment）

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UL 1278 (Standard for Movable and Wall- or Ceiling-Hung Electric Room Heaters)

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UL 1310A（ in 英文） 2 grade electrical equipment (Class 2 power units)

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UL 1446 insulation material system .总则 (Systems of insulating materials - General)

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UL 1570 荧 light equipment （Fluorescent Lighting Fixtures）1997版

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UL 1581 electrical 线, cable and soft 线 参考 standards (Reference standard for electrical wires,cables,and flexible cords)

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UL 1585 2 type and 3 type pressure device (Class 2 and class 3 transformers)

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UL 1642-1 -2 -3 -4 UL standard for safty for lithium Batteriy锂 battery

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UL 1659 塞绳 plant/unit and electrical use 连接插头刀形开关 (Attachement plug blades for use in cord sets and power-supply cords)

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UL 1693 electrical add hot sheet/plate and add hot sheet/plate parts (Electric radiant heating panels and heating panel sets)

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UL 1778 不间断 electrical 源配送 equipment (Uninterruptible power supply equipment)

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UL 1786 夜间 lighting fixtures (Nightlights)

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UL 1977 data, 信号, control and electrical use parts connectors (Component connectors for use in data,signal,control and power applications)

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UL 1993 自镇流灯泡 and its device (Self-ballasted lamps and lamp adapters)

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UL 2054 家 use and use battery 组 (Household and commercial batteries)

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UL 2111-1997.3 electrical machine use hot plant/unit (Overheating protection for motors)

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UL 2111-2002 electrical machine hot plant/unit (Overheating protection for motors)

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UL 6500 家 use, use and similar applications frequency, frequency and plant/unit （Standard for Audio/Video and Musical Instrument Apparatus for Household,Commercial,and Similar General Use)

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UL 60950 ( in 文) 信息 technology equipment safety (Safety of information technology equipment)

（二） UL certification 申请

product how to can through UL certification? key/critical in and project engineering 师进行坦诚 and frequency 繁 交流, especially is in product front process.

UL testing is how to 组织?

UL engineering 服务部按 different product types type separation formed more 部门. its as 人员包括资 deep engineering and Technical Service 人员. product structure, testing, assessment 实验结果 and made standards is 他们工 as separation. UL also to factory 现场进行检验 现场代 table/sheet. 现场代 table/sheet is make belt/tape UL 标记 product combined UL standards ensure.

谁 can product?

product usually is product manufacturing or development or its it 经授权 代理, table/sheet and other 实体递交. 当你递交 product 时候, can selection in UL 出版 product catalog upper 实体名字（如 manufacturing 商, agent/distributor or its it obtain can 实体）. 一旦决定, 该名字必 must in has meet/satisfy UL standards 并准备 use UL 标记 product upper.

应 in 何时递交 product?

most good is in product development process in product, but also 越早越 good. usually, UL engineering can through for product help you 决定必 must or 返工 方. tube/pipe 预验并不 can product testing, can obtain UL 标记 use 授权, it can is 你节约费 use. can in 任何一 UL 实验室, UL separation machine or in production 进行, 且 需花费一 to time. （本 strip/profile main/primary for in outer has separation machine enterprise, for its it enterprise 无实际意义）

how to product?

can toward UL 客户顾问 inquiry obtain 帮助. this for/regarding 一 初次申请 UL enterprise is important, is 客户顾问 is base/seat 连接 UL and 客户 桥梁. 客户顾问 responsibility 包括: “回答 has 关 UL issues ”, “引导客户 to positive engineering 部门”, “ and UL tube/pipe 理部门 combined as solution has issues ”. one-time toward UL 递交 product key/critical is according to 你 方便, 致函于 UL USA 实验室 客户顾问 or its it separation machine 构 经理. 该函需包括 below/following 信息以帮助 UL understanding testing scope/range and requirements:

1).描述 product and it versus applications. has product Model/Grade or type 别, 并说明 different product type or Model/Grade between same and different 点.

2).列出 product use has parts and material --包括 production 商, Model/Grade, amount, dimensions, value and other --以 and is is UL 认 can or 列名. for/regarding has polymerization material, requirements 指明材 material types type 名, production 商, Model/Grade （例如: types thermoplastic property material ）并 understanding it is how to used for product.

3). if is has 助于 UL engineering understanding product design, structure or as principle, 请包括 and product has electrical 路图, 接线图, design and / or product sheet/slice.

4). has product provide 说明书, safety or 安装说明以 and has in packaging upper 标记.

5).列出 has 你打算 in the future use its it material, parts. this can is in in the future use this material decrease/reduce testing use and time.

6). provide 你授权 代 table/sheet 名字, table/sheet will to and UL between has parts, most testing report and 发票.

7). provide production product factory and 址.

8). provide in UL 出版 versus product catalog upper company 名字. product 应以该 company 名义出售（ it can different true positive production 商）.

9).指明该 new product or more new product is and or its it already 经 UL certification product has same structure or features. if product already through its it certification machine certification, notice UL . if can can UL 会尽 amount utilizing front testing data or its it UL 客户授权你 use data, 以节约你 费 use and time.

product testing how to 开始?

一旦 UL obtain can provide has data, UL can 决定由哪 部门 testing product. UL engineering will: “ made testing plan ”, “ provide testing use ”, “ large testing time ”, “发送申请 table/sheet 格”. in this 时候, if has time 期限, 你应该 notice UL 以便 it in testing time add 以考虑. 一旦你返回 申请书并 provide versus 应 预付款, and UL engineering to versus 应 测 Sample product, UL engineering can true positive testing product.

testing rear how to?

一旦 product testing 结束, project engineering notice product is combined UL requirements. for/regarding combined UL requirements product, project engineering according to testing data 编写一本 positive report. testing data will used for 跟踪服务并 as is 跟踪服务 fine 则 基础部 separation. 跟踪服务 fine is detailed 描述 经 UL testing combined UL requirements product structure parts. UL 现场代 table/sheet will use parts as is 指导 实施 in factory cycle property UL product 检验.

in UL engineering will testing report to front, must 同意参 add UL 跟踪服务 plan. must through 签署并返回跟踪检验 report table/sheet add this plan. usually, this parts in table/sheet 发送 几天 rear 寄出. if is certain types causes make product combined UL requirements, UL 会 notice 你不符 combined requirements 各项. if selection more product 并愿意 heavy testing, can and negative project engineering 师联系 for necessary project heavy new testing. if for testing 结果, certain requirements understanding or UL has 疑问 话, UL 申诉程序 make can let UL tube/pipe machine to 你 意见而不必担心 effect/influence and UL between 关系.

（三） UL certification certificate

anti cable UL standards
　　

UL 列明 任何 cable 经 测 experiment/testing 证若符 combined certain types anti and other grade, can in cable upper UL 识别字, anti and other grade and 批准编号.

◎ increase pressure grade -CMP grade （送风燃烧 testing /斯泰钠风道实验Plenum Flame Test/Steiner TunnelTest）

this is UL anti standards in requirements most high cable （Plenum Cable）, suitable safety standards is UL 910, 实验规定 in plant/unit water 平风道 upper more strip/profile Sample, use 87.9KW煤 gas 本生灯（300, 000BTU/Hr）燃烧20 separation 钟. combined standards is 火焰不 can to gas 本生灯火焰 front 端5英尺以 outer. light density value most large is 0.5, density value most large is 0.15.

this type of CMP cable usually in pipeline or gas equipment use gas increase pressure system in, by add large and USA can using/adopting. combined UL 910 standards FEP/PLENUM材 material, flame retardant property can need ratio combined IEC60332-1 and IEC60332-3 standards low 烟无卤材 material flame retardant property can good, 燃烧起 烟 concentrated degree low.

◎ dry grade -CMR grade （直立燃烧 testing Riser Flame Test）

this is UL standards in use grade cable （Riser Cable）, suitable safety standards is UL 1666. 实验规定 in 模拟直立轴 upper more strip/profile Sample, use 规定 154.5KW煤 gas 本生灯（527, 500BTU/Hr）30 separation 钟. combined standards is 火焰不 can to 12英尺 high upper 部. dry grade cable has concentrated degree specification, generally used for 楼层垂直 and water 平布线 use.

◎商 use grade -CM grade （垂直燃烧 testing Vertial Tray Flame Test）

this is UL standards in use grade cable （General Purpose Cable）, suitable safety standards is UL 1581. 实验规定 in 垂直8英尺 high upper more strip/profile Sample, use 规定 20KW belt/tape 状喷灯燃烧（70, 000BTU/Hr）20 separation 钟. combined standards is 火焰不 can to cable upper 端并自行熄灭. UL 1581 and IEC60332-3C similar, is cable different. use grade cable has concentrated degree specification, generally used for 同一楼层 water 平走线, used for 楼层 垂直布线 upper.

◎ general purpose grade -CMG grade （垂直燃烧 testing Vertial Tray Flame Test）

this is UL standards in general purpose grade cable （General Purpose Cable）, suitable safety standards is UL 1581. use grade and general purpose grade testing conditions similar, is add large and USA can use. general purpose grade cable has concentrated degree specification, generally used for 同一楼层 water 平走线, used for 楼层 垂直布线 upper.

◎家居 grade - CMX grade （垂直燃烧 testing Vertial Wire Flame Test）

this is UL standards in grade cable （Restricted Cable）, suitable safety standards is UL 1581, VW-1. 实验规定 Sample maintain 垂直, use experiment/testing use 喷灯燃烧（30, 000 TU/Hr）15秒钟, rear 停止15秒钟, 反复5次. combined standards is 余火焰不 can ultra- 60秒钟, Sample can loss 25% above, in outer use can by lower material 引燃. UL 1581 VW-1 and IEC60332-1 similar, is time different. this type of and other grade has or property specification, used for mono strip/profile cable or small type office system in. this category of cable formed 捆敷设 use, must sleeve/set tube/pipe.