UL-121201 › Nonincendive Electrical Equipment for Use in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous (Classified) Locations
UL-121201
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9TH EDITION
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CURRENT
Included in this current edition are the following subparts:
9TH EDITION - Sept. 15, 2017
CHANGE 08/18 - Aug. 31, 2018
CHANGE 08/19 - Aug. 26, 2019
CHANGE 04/21 - April 1, 2021
CHANGE 08/18 - Aug. 31, 2018
CHANGE 08/19 - Aug. 26, 2019
CHANGE 04/21 - April 1, 2021
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This document is available in Paper format.
Document Number
UL-121201
Revision Level
9TH EDITION
Status
Current
Publication Date
Sept. 15, 2017