This covers printed wiring boards pwbs guidelines for standard rigid, metalbased, and highdensity interconnect pcbs. The l rating is based on the amount of air leakage through the test sample. It also conforms to all five ul 94 horizontal and vertical burner tests and. Standard for tests for flammability of plastic materials for parts in devices and appliances. 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. It means your product or company has successfully met stringent standards for product safety.
All eps files are vector graphics contained in zip files. Metalworking machine tools, machines that cut or form metal. Two ul 94 ratings that code officials commonly run across are hb and v v0. The actual response to heat and flame of materials depends upon the size and form, and also on the end. The ul 94 standard provides a method for rating the ignition characteristics of plastic materials. Ul94 test for flammability of plastic materials for parts in devices and appliances by caroline gold overview plastics have become one of the most useful types of material known to mankind. The ul standard classifies plastics according to the minimum thickness at which it stops burning when tested in a horizontal or vertical orientation. This powerful, free database features robust and intuitive search features, advanced search and filtering options and access to ul guide information. This plastics flammability standard is issued by underwriters laboratories of the usa. Our breadth, established objectivity and proven history mean we are a symbol of trust, enabling us to help provide peace of mind to all. Approval of ul 94 as an american national standard is maintained. Ul 82 2007, 1991, 1976 standard for safety for electric gradening appliances ul 83 1999, 1991, 1985, 1979, 1975. Test for flammability of plastic materials for parts in. Tests for flammability of plastic materials for parts in devices and.
Ul94 serves as a preliminary indication of a plastics acceptability for use as part of a device or appliance with respect to its. Ul 508a the standard ul 508a industrial machinery the following types of machines are identified as industrial machinery. Flammability ul 94 hbf horizontal burning foamed material. The sixth edition of ansiul 94 is being issued as a routine update. Ul 94 is used to measure burning rate and characteristics based on standard samples. Ul94 ul 94 is used to measure burning rate and characteristics based on standard samples. Steel above ground tanks for flammable and combustible liquids author. Ul 609471 lowvoltage switchgear and controlgear part.
Ul 94 test for flammability of plastic materials for parts in devices. The standard classifies plastics according to how they burn in various orientations and. Product iq has the data you can trust whether youre verifying the ul certification of a product or component, locating ul guide information or searching for alternative products. This method is used to determine the ul 94 v0, v1 and v2 flammability ratings. The w rating is based on the water resistance of the test sample. National electrical code nec, ansinfpa 70, and with the mexican national. Hb means that once ignited the sample will continue to burn but at a controlled. Ul 2056 outline of investigation for safety of power.
All of the applications above must be certified with a ul mark following three standards, ul 796, ul 746, and ul 94. Ul 94 flame classifications ul94 flame ratings for plastics. By order of the executive director office of the federal register washington, d. The results of most ul 94 flammability tests are not applicable to materials whose thickness exceeds.
Certification database ul product iq myul client portal a secure, online source for increased visibility into your ul project files, product information, documents, samples and services. Ul94 flammability rating all of bapis indoor sensor bodies and transmitter enclosures are made from ul94, v0 rated plastics. A bench mounted draft free combustion chamber with a large inside volume of 1. Steel above ground tanks for flammable and combustible liquids 49 cfr 1910. The first determines the materials tendency either to extinguish or. Ul 94, the standard for safety of flammability of plastic materials for parts in devices and appliances testing there are two types of preselection test programs conducted on plastic materials to measure flammability characteristics. Ul 94 standard for tests for flammability of plastic. Ul 103 factorybuilt chimneys for residential type and building heating appliances. Ul 609471 lowvoltage switchgear and controlgear part 1. The horizontal burning test on foamed materials is used to determine the ul 94hbf, hf1 and hf2 flammability ratings taking account of the calculated density. Ul94 standard for tests for flammability of plastic. The horizontal burning test on foamed materials is used to determine the ul 94 hbf, hf1 and hf2 flammability ratings taking account of the calculated density. Ul 924 standard for emergency lighting and power equipment.
Standard for emergency lighting and power equipment. Panduit cable tie, wiring accessories, wiring duct, and. The apparatus is supplied as a complete system incorporating all the features necessary for ease of use and safety. Types of testingflammability ratings covered in the ul 94 standard for flammability of plastic materials include. Ul 94 flammability testing is the first step toward obtaining a. En 455452 european union standard fire testing to railway components in order to choose the appropriate product for a given application, it is. Access to ul standards is made available to each active ul certification customer. For information regarding summary of requirements and effective dates, please click here.
Ul 94 tests for flammability of plastic materials for parts in devices and appliances. This standard applies, when required by the relevant product standard, to switchgear and controlgear hereinafter referred to as equipment and intended to be connected to circuits, the rated voltage of which does not exceed 1 000 v a. The ftt ul 94 chamber tests are conducted on plastic materials to measure flammability characteristics, giving a preliminary indication of their suitability for a particular application. The standard determines the materials tendency to either extinguish or spread the flame once the specimen has been ignited. These are broken down into specific subcategories, which includes.
Ansiul 94 international electrotechnical commission. Vertical burning tests v0, v1, v2, 5v, 5va, 5vb, vtm0, vtm1, vtm2. Astm d 5048, standard test method for measuring the comparative burning characteristics and resistance to burnthrough of solid plastics using a 125 mm flame iso 10351, plastics method of test for the determination of combustibility of specimens using a 125 mm flame source. Ul 2054 ul standard for safety household and commercial. Ul 94 test for flammability of plastic materials for parts in devices and appliances by caroline gold overview plastics have become one of the most useful types of material known to mankind.
Ul 94 is defined as the standard for safety of flammability of plastic materials for parts in devices and appliances testing. Document was downloaded by yun feng wei for use by suzhou mega. The test evaluates both the burning and afterglow times and dripping of the burning test specimen. This standard contains revisions through and including may 22, 2001. Ul 94 standard for tests for flammability of plastic materials for. Ul 508a industrial control panels power distribution and. Ul 508a industrial control panels power distribution and control. Readonly copies of those standards are available to the public at the ul website the following ul standards are available in paper copy in the noble library on the tempe campus.
This standard contains revisions through and including august 31, 1999. The horizontal burning test is used to determine the hb flammability rating of a material. The chamber is to permit observation and is to be draft free while. Ul94 test for flammability of plastic materials for. Ul 333 pfingsten road northbrook, il 600622096 ul standard for safety for heating and cooling equipment, ul 1995 second edition, dated september 29, 1995 revisions. Ul 94 chamber flammability of plastic materials fire testing. A flame is applied to the free end for 30 seconds or until the flame front. Plastics machinery, including injection molding, extrusion, blow molding, specialized processing, thermoset molding and size reduction. Specifications ul t est procedures horizontal burning t est for 94hb classification 94hb horizontal flame class requirements thickness burning rate 18in 112 inmin standard test procedures and requirements ul94hb specimen.
Ul 94 ul standard for safety tests for flammability of plastic materials for parts in devices and appliances published by ul on march 28, 20 these requirements cover tests for flammability of polymeric materials used for parts in devices and appliances. Ul intends this standard to serve as a preliminary indication of a plastics acceptability for use as part of a device or appliance with respect to its flammability. Plastic is a high molecular weight material composed of repeating organic molecules monomers. C canulc s114 standard method of test for determination of noncombustibility in. Ul94 v0, v1, v2 flammability standard ul yellow cards. Some ul standards are ibr incorporated by reference into the us code of federal regulations.
Ul certification customers have free access to ul standards, not including ul iec based standards. A ul product certification is a valuable marketing tool. Ul 94, the standard for safety of flammability of plastic. Standard for tests for flammability of plastic materials for parts in.
There are no changes to the requirements from the previous pages of the fifth edition. Nonincendive electrical equipment for use in class i and ii, division 2 and class iii, divisions 1 and 2 hazardous classified locations. Ul94 v0, v1, v2 flammability standard ul yellow cards rtp. It is not intended to reflect the hazards of a material under actual fire conditions. Ul 858 standard for household electric ranges standards. A secure, online source for increased visibility into your ul project files, product information, documents, samples and services. The cost to purchase this standard varies depending on whether you are ordering a hardcopy, pdf or combination of the two. This document comes with our free notification service, good for the life of the document. Ul94 test for flammability of plastic materials for parts. A total of 10 specimens 2 sets are tested per thickness. Ul 94, the standard for safety of flammability of plastic materials for parts in devices and.
Ul 121201 nonincendive electrical equipment for use in. The first determines the materials tendency either to extinguish or to spread the flame once the. Ul 2056 outline of investigation for safety of power banks. We also offer two different types of subscriptions.
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