UL 1640:4ED 2016-11-14
Current
The latest, up-to-date edition.
Portable Power-Distribution Equipment
14-11-2016
This revision of ANSI/UL 1640 dated July 14, 2021 includes the following changes in requirements: – Revision of Criteria for the Use of "100 Percent Rated" Circuit Breakers; 15.2.1
| DevelopmentNote |
NEW CHILD REV 2 2021 IS ADDED NEW CHILD REV 1 2020 IS ADDED
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| DocumentType |
Standard
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| ProductNote |
NEW CHILD REV 1 2020 IS ADDED NEW CHILD REV 2 2021 IS ADDED
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| PublisherName |
Underwriters Laboratories
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| Status |
Current
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1.1 These requirements cover portable power-distribution equipment rated 600 volts or less and 1600 amperes maximum.
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