《UL 1004-2-2016 Impedance Protected Motors》.pdf

UL 1004-2 Impedance Protected Motors JULY 3, 2009 − UL 1004-2 tr1 Underwriters Laboratories Inc. (UL) 333 Pfingsten Road Northbrook, IL 60062-2096 UL Standard for Safety for Impedance Protected Motors, UL 1004-2 First Edition, Dated September 15, 2008 Revisions: This Standard contains revisions through and including July 3, 2009. Summary of Topics These revisions to ANSI/UL 1004-2 includes a correction to the ANSI approval date on the title page. The following table lists the future effective dates with the corresponding reference. Future Effective Dates References September 16, 2013 Entire Standard Text that has been changed in any manner is marked with a vertical line in the margin. Changes in requirements are marked with a vertical line in the margin and are followed by an effective date note indicating the date of publication or the date on which the changed requirement becomes effective. The revisions dated July 3, 2009 include a reprinted title page (page1) for this Standard. As indicated on the title page (page 1), this UL Standard for Safety is an American National Standard. Attention is directed to the note on the title page of this Standard outlining the procedures to be followed to retain the approved text of this ANSI/UL Standard. The UL Foreword is no longer located within the UL Standard. For information concerning the use and application of the requirements contained in this Standard, the current version of the UL Foreword is located on ULStandardsInfoNet at: /ulforeword.html The master for this Standard at UL’s Northbrook Office is the official document insofar as it relates to a UL service and the compli