1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUNDERWRITERS LABORATORIES INC. CERTIFICATION REQUIREMENT DECISIONThis Certification Requirement Decision is prepared and published by Underwriters Laboratories Inc.(UL). It is normative for the a
2、pplicable UL Product Certification Program(s); however, it is currently notpart of the UL Standard(s) referenced below.Product Category (CCN): ITUQStandard Number: UL 1105Edition Date: May 2, 2006Edition Number: 4Section / Paragraph Reference: 6.7Subject: Steel Component CoatingsDECISION:(New text i
3、s underlined, deleted text is indicated by strikethrough)6.7 Steel components shall be plated with zinc or cadmium. Finished coatings on exterior surfaces of afilter, strainer, or separator shall be resistant to bilge cleaning solvents atmospheric corrosion, and finishedcoatings on interior surfaces
4、 shall be resistant to salt and petroleum products (see Salt Spray ExposureTest, Sec. 14). Finished coatings on exterior surfaces complying with the requirements of UL 1332,Standard For Safety For Organic Coatings for Steel Enclosures for Outdoor Use Electrical Equipment areconsidered to meet this r
5、equirement.RATIONALE FOR DECISION:This Certification Requirement Decision is intended to document the safety requirements for finishedcoatings since the current text does not specify the test criteria used to determine how finished coatingsare shown to be resistant to bilge cleaning solvents and pet
6、roleum products.Coatings on interior and exterior surfaces are evaluated in accordance with the Salt Spray Exposure Testin Sec. 14 while filled with gasoline and salt solutions and this reference is being added for clarity. As thereare no industry standard bilge cleaning solvents, and “homemade” sol
7、utions are used with unknowncontents, it was determined that it is not practical to test for all possible solvents and the resistance tobilge cleaning solvents is being deleted.Exterior coatings do need to demonstrate resistance to atmospheric corrosion and the UL 1332requirements are being added to
8、 clarify the requirements for alternate finished coatings. This provides analternate test to the Salt Spray Exposure Test, since filling the samples with the test liquid have no effecton the exterior coating.This decision reflects current engineering practice and takes into account differences in ex
9、posures forexterior and interior surfaces.Copyright 2012 Underwriters Laboratories Inc.UL, in performing its functions in accordance with its objectives, does not guarantee or warrant thecorrectness of Certification Requirement Decisions it may issue or that they will be recognized or adoptedby anyo
10、ne. Certification Requirement Decisions are the opinion of Underwriters Laboratories Inc. inpractically applying the requirements of the standard. They do not represent formal interpretations of thestandard under American National Standards Institute (ANSI) processes. UL shall not be responsible toa
11、nyone for the use of or reliance upon Certification Requirement Decisions by anyone. UL shall not incurUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULany obligation or liability for damages, including consequential damages, arising out of or
12、in connectionwith the use or reliance upon Certification Requirement Decisions. The electronic version of theCertification Requirement Decision is the current version and previously printed copies may be outdated.This document is published as a service to ULs certification customersSTANDARD NUMBER: UL 1105 -2-
