UL 5C isbn0-7629-0994-3 Surface Raceways and Fittings for Use with Data ,Signal and Control Circuits This PDF Standard downloaded from . . may17,2007-ul5c Underwriters Laboratories Inc .( UL) 333 Pfingsten Road Northbrook ,60062-2096 UL Standard for Safety for Surface Raceways and Fittings for Use with Data ,Signal ,and Control Circuits UL 5C Second Edition ,Dated August 10 ,2004 Revisions :This Standard contains revisions through and including May 17 ,2007 . Summary of Topics revision to the Conduit ldentification Marking in paragraph 17.4 is being issued . UL Standards for Safety are developed and maintained in the Standard Generalized Markup Language ( SGML).SGML- -an international standard ( ISO8879-1986 )--is a descriptive markup language that describes a document's structure and purpose ,rather than its physical appearance on a page .Due to formatting differences resulting from the use of UL's new electronic publishing system ,please note that additional pages ( onwhich no requirements have been changed )may be included in revision pages due relocation of existing text and reformatting of the Standard The revised requirements are substantially in a...