UL 294 CRD-2014 UL Standard for Safety Access Control System Units - Section Paragraph Reference Table 4 1 and Section 33 2 2 Subject Single Point Locking Devices C Tiered Attack .pdf

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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): ALVYStandard Number: UL 294Standard Title: Standard for Access Control System UnitsEdition Date: May 10, 2013Edition Number: 6Section / Paragraph Reference:

3、Table 4.1 and Section 33.2.2Subject: Single Point Locking Devices Tiered Attack Levels for Key LocksDECISION:In order to allow for tiered attack levels in single point locking devices, Section 33.2.2 and Table 4.1 havebeen modified to align the tiered destructive attack tests with the tiered key loc

4、k attack tests per UL 437.Existing Text 4.1 The access control features identified in Table 4.1 shall be identified for the product or equipment bythe Level specified by the manufacturer for that feature.Table 4.1Summarized levels of access control componentsFeature Level I Level II Level III Level

5、IVDestructive attack no attack test withstand attack test for2 minutesWithstand attack test for5 minutes or generatean alarm event in 2minutesWithstand attack test for5 minutes, generate analarm in 2 minuteswhich cannot besilenced for 2 minutesLine security No line security Standard line security En

6、crypted line security128 bitEncrypted line security256 bitEndurance 1000 cycles 25,000 cycles 50,000 cycles 100,000 cyclesStandby power No secondary powersourceCan maintain normaloperations for aminimum of 30 minutes(see 3.15)Can maintain normaloperation for aminimum of 2 hours(see 3.15)Can maintain

7、 normaloperation for aminimum of 4 hours(see 3.15)33.2.2 Single point locking devices that incorporate key locks shall be subject to the applicablerequirements of the Standard for Key Locks, UL 437.New Text 4.1 The access control features identified in Table 4.1 shall be identified for the product o

8、r equipment bythe Level specified by the manufacturer for that feature.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULTable 4.1Summarized levels of access control componentsFeature Level I Level II Level III Level IVDestructive attack no atta

9、ck test withstand attack test for2 minutesWithstand attack test for5 minutes or generatean alarm event in 2minutesWithstand attack test for5 minutes, generate analarm in 2 minuteswhich cannot besilenced for 2 minutesLine security No line security Standard line security Encrypted line security128 bit

10、Encrypted line security256 bitEndurance 1000 cycles 25,000 cycles 50,000 cycles 100,000 cyclesStandby power No secondary powersourceCan maintain normaloperations for aminimum of 30 minutes(see 3.15)Can maintain normaloperation for aminimum of 2 hours(see 3.15)Can maintain normaloperation for aminimu

11、m of 4 hours(see 3.15)Single Point LockingDevice with Key Locks(see 33.2.2)No attack test on keylockPicking, Lock Bumping,and Impression tests forkey locks from UL 437,Table 11.1All key lock attack resistance tests from UL 437,Table 11.133.2.2 Single point locking devices that incorporate key locks

12、shall be subject to the applicablerequirements of the Standard for Key Locks, UL 437 as specified in Table 4.1 of UL 294.RATIONALE FOR DECISION:The decision for this change was made based on the intent of UL 294 to provide a tiered performanceapproach to multiple categories. In order to allow for ti

13、ered attack levels in single point locking devices,Section 33.2.2 and Table 4.1 are being modified to align the tiered destructive attack tests with a tieredkey lock attack tests per UL 437. As UL 437 does not explicitly detail the tiered approach in the sameformat as UL 294, an additional line was

14、added in UL 294 Table 4.1 to address the discrepancy.Copyright 2014 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 ado

15、ptedby anyone. 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 resp

16、onsible toanyone for the use of or reliance upon Certification Requirement Decisions by anyone. UL shall not incurany obligation or liability for damages, including consequential damages, arising out of or 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 294 -2-