1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL TECHNICAL GUIDANCE DOCUMENTSThis Document is prepared and published by UL.Product Category (CCN): CYJVStandard Number: UL 2238Standard Title: Standard for Cable Assemblies and Fittings for Ind
2、ustrial Controland Signal DistributionEdition Date: May 4, 2011Edition Number: 2Section / Paragraph Reference: Sections 40 and 41Subject: IDENTIFICATION OF UL LISTED ENCLOSURE RATINGSBACKGROUND:UL standards for industrial control and power distribution equipment reference UL 50 either in whole or in
3、part for enclosure Type rating requirements. UL Listed enclosures and enclosed equipment are requiredto be marked with those enclosure type rating(s) evaluated by UL. However, some product markingsand/or product literature may contain enclosure declarations, including Listees self-declarations, fora
4、dditional enclosure ratings that have not been confirmed through investigation by UL. Further, thepresentation of the enclosure rating information could be presented in such a way making it difficult todetermine which enclosure ratings have been certified by UL. The purpose of this PAG is to provide
5、guidance for the application and identification of the UL Listed enclosure type ratings provided as productmarkings, or in product literature. UL certified enclosure ratings and markings must be clearly separatedfrom any other declared enclosure type ratings, such as NEMA or IPXX enclosure ratings t
6、hat are eitherself-declared or certified by any organization other than UL.This PAG does not include the allowance of any Hazardous Location enclosure ratings not evaluated byUL.GUIDANCE:Application Guideline:A. Product MarkingsThe following applies when the UL certified enclosure rating markings an
7、d Listees self-declared, or anynon-UL certified enclosure ratings are marked on the product:1. The UL Listing mark, the UL certified enclosure rating(s) and other information required by the Listing,such as electrical ratings, wiring instructions, cautionary markings, shall be separated from all oth
8、ermarkings by a circumfluent border where the thickness of the border line is significantly thicker than thelargest font size used in the text. Further, the border around the UL certified ratings shall not be in contactwith the border surrounding any non-UL certified ratings. The text of the UL cert
9、ified enclosure markshould appear as follows:Type _ enclosure orEnclosure type _Where the blank is filled in with the particular enclosure type rating.NOTE 1: The presence of two separate colors (background shading) on a label does not constitute a line.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FUR
10、THER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNOTE 2: The Listees name and model number are not required to be included with the UL ratings and information block.NOTE 3: The UL certified enclosure rating mark shall not include the word NEMA.2. When the UL Listing mark is located on a se
11、parate label from the UL certified enclosure ratings, the ULcertified enclosure rating(s) and other information required by the Listing, such as electrical ratings, wiringinstructions, cautionary markings, shall be separated from all other markings as noted in item 1 aboveexcept the UL certified enc
12、losure mark should appear as follows:Type _ enclosure orEnclosure type _Where the blank is filled in with the particular enclosure type rating.3. The Listees self-declared, or non-UL certified enclosure rating marking shall not appear within the areaincluding the UL Listed ratings noted in items 1 a
13、nd 2 above and cannot include the following phrases:UL, UL Listed, UL Classified, UL Recognized or the backwards RU.B. Product literature:When both the UL certified enclosure type ratings and Listees self-declared (non-UL certified) enclosureratings appear in the installation/instruction manuals pro
14、vided with a UL Listed product and/or salesliterature, the UL Listed enclosure type ratings shall consist of UL Listed enclosure type: followed by thetype ratings certified by UL and surrounded by a box. The Listees self - declared (non-UL certified)enclosure rating marking shall not appear within t
15、he box containing the UL Listed enclosure ratings.When the environmental ratings are stated in paragraph form as opposed to tabular form, they are inseparate and distinct paragraphs, each with their own heading.This is generated text for figtxt.STANDARD NUMBER: UL 2238 -2-UL COPYRIGHTED MATERIAL NOT
16、 AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULIllustration of product markings with integral UL Mark, Item 11. Sample layout for enclosure label:2. Sample alternate layout for enclosure label:STANDARD NUMBER: UL 2238 -3-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTH
17、ER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL3. Example of enclosed product label:Illustration of product markings with integral UL Mark, Item 21. Sample layout of enclosure markings with separate listing mark:STANDARD NUMBER: UL 2238 -4-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER
18、 REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULRATIONALE FOR GUIDANCE:UL was requested to allow the marking of enclosure type ratings, such as NEMA or IPXX enclosureratings that are either self-declared or certified by organizations other than UL. Authorization was grantedto allow such marki
19、ngs provide they comply with the above guidelines. These guidelines will minimize themistaken belief that these markings are part of the product Certification performed by UL.Copyright 2017 UL LLCULs Technical Guidance Documents are intended to be used as reference documentation and aredesigned to p
20、rovide assistance in understanding the application of requirements contained in thecorresponding UL Standard, provide assistance in addressing the use and applications of the respectiveproducts covered by the associated UL Standard(s), or both.These guidelines do not contain any construction or performance requirements.2. Sample alternate layout of enclosure markings with separate listing mark:STANDARD NUMBER: UL 2238 -5-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULSTANDARD NUMBER: UL 2238 -6-No Text on This Page
