UL-489A › Standard for Circuit Breakers for Use in Communications Equipment
UL-489A
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1ST EDITION
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CURRENT
Included in this current edition are the following subparts:
1ST EDITION - Oct. 15, 2008
CHANGE 04/13 - April 23, 2013
CHANGE 07/18 - July 9, 2018
CHANGE 04/13 - April 23, 2013
CHANGE 07/18 - July 9, 2018
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This document is available in Paper format.
Document Number
UL-489A
Revision Level
1ST EDITION
Status
Current
Publication Date
Oct. 15, 2008
Page Count
12 pages