UL 72-2005 证明防护设备耐火性试验的标准.pdf

UL 72 sN0-7629-0591-3 Tests for Fire Resistance of Record Protection Equipment UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This PDF Standard downloaded from . . AUGUST 18 ,2005 -UL 72 Underwriters Laboratories Inc .( UL) 333 Pfingsten Road Northbrook .IL 60062-2096 UL Standard for Safety for Tests for Fire Resistance of Record Protection Equipment ,UL 72 Fifteenth Edition ,Dated May 31 ,2001 Revisions :This Standard contains revisions through and including August 18 ,2005 . Summary of Topics The revisions dated August 18 ,2005 ,were issued to revise 5.3.5 by adding " furnace"before temperatures "and to revise the intervals in 5.3.7 that the furnace temperature is to be recorded . UL Standards for Safety are developed and maintained in the Standard Generalized Markup Language ( SGML).SGML - aninternational 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 diffe...