1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForUL 60730-2-12Automatic Electrical Controls Part 2-12: Particular Requirements for Electrically Operated DoorLocksUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODU
2、CTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForUL 60730-2-12Automatic Electrical Controls Part 2-12: Particular Requirements for Electrically Operated Door LocksThird EditionEdition Date: May 11, 2017UL 60730-2-12 is an adoption of the third edition of IEC 60730-2-12 with nat
3、ional differences. Thisnew edition dated May 11, 2017 was issued to reflect the latest approval date as an AmericanNational Standard that was proposed February 10, 2017.This document provides a single listing of the National Differences included in the UL adoption ofthe corresponding IEC standard.Al
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5、ither expressed or implied,including but not limited to, the implied warranties of merchantability or fitness for any purpose.In no event will UL be liable for any special, incidental, consequential, indirect or similar damages,including loss of profits, lost savings, loss of data, or any other dama
6、ges arising out of the use of or theinability to use this standards document, even if UL or an authorized UL representative has been advisedof the possibility of such damage. In no event shall ULs liability for any damage ever exceed the pricepaid for this standards document, regardless of the form
7、of the claim.Users of the electronic versions of ULs Standards for Safety agree to defend, indemnify, and hold ULharmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonableattorneys fees) resulting from any error or deviation introduced while purchaser is
8、 storing an electronicStandard on the purchasers computer system.Copyright 2017 Underwriters Laboratories Inc.MAY 11, 2017NATIONAL DIFFERENCES FOR UL 60730-2-122UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULPrefaceThis document provides a si
9、ngle listing of the technical National Differences included in the UL adoptionof the corresponding IEC standard.In its IEC-based standards, UL uses the notations indicated below to identify national difference type, andthese types are additionally noted in this document. The standard may not use all
10、 types of thesedeviations.D1 - These are deviations which are based on basic safety principles and requirements, elimination ofwhich would compromise safety for U.S. consumers and users of products.D2 - These are deviations based on safety practices. These are deviations for IEC requirements that ma
11、ybe acceptable, but adopting the IEC requirements would require considerable retesting or redesign on themanufacturers part.DC - These are deviations based on the component standards and will not be deleted until a particularcomponent standard is harmonized with the IEC component standard.DE - These
12、 are deviations based on editorial comments or corrections.DR - These are deviations based on the national regulatory requirements.Each national difference contains a description of what the national difference entails. Typically one of thefollowing words is used to explain how the text of the natio
13、nal difference is to be applied to the base IECtext:Addition / Add - An addition entails adding a complete new numbered clause, subclause, table, figure,or annex. Addition is not meant to include adding select words to the base IEC text.Deletion / Delete - A deletion entails complete deletion of an
14、entire numbered clause, subclause, table,figure, or annex without any replacement text.Modification / Modify - A modification is an altering of the existing base IEC text such as the addition,replacement or deletion of certain words or the replacement of an entire clause, subclause, table, figure,or
15、 annex of the base IEC text.MAY 11, 2017 NATIONAL DIFFERENCES FOR UL 60730-2-12 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences15DV D2 Modification of 15 of the Part 2 by adding the following note:NOTE Values of MANUFACTU
16、RING DEVIATION shall not vary by more than 5% of the declared OPERATINGVALUE and DRIFT shall not vary by more than 5% of the initial measured value.17.1.3.1DV.1 D2 Modification of 17.1.3.1 of the Part 2 by adding the following note:NOTE For DOOR INTERLOCKS used in self-cleaning ovens, the aging peri
17、od is 250 hrs, at the declared SWITCHHEAD temperature during self-cleaning OPERATION of the appliance.17.16DV D2 Addition to the Part 2:NOTE For door locks used in self-cleaning ovens, the number of required cycles is specified to be 100,000cycles: 6,000 cycles with load and 94,000 cycles with no lo
18、ad.18.101.2DV D2 Modification of 18.101.2 of the Part 2 by adding the following:18.101.2DV.1 Door lock controls with a sensing bulb for use in self-cleaning ovens shallbe subjected to bulb temperature excursion conditions. One sample shall be tested. Thesensing bulb shall be subjected to temperature
19、 excursions as follows: 250 cycles; 1/2 hourat 550C, 1/2 hour at 40C; no load.18.101.2DV.2 The value of MANUFACTURING DEVIATION and DRIFT shall comply with clause 15.H.26.8.3.101DV D2 Addition of the following clause:H.26.8.3.101DV.1 The tests are performed when the door lock is locked and when it is not.H.26.10.5.101DV D2 Addition of the following clause:H.26.10.5.101DV.1 The tests are performed when the door lock is locked and when it is not.MAY 11, 2017NATIONAL DIFFERENCES FOR UL 60730-2-124
