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Standard 1640, Edition 4

Standard for Portable Power-Distribution Equipment

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Standard 1640, Edition 4 Edition Date: October 11, 2019 $0.00
Summary of Topics b1640_4_20191011_sum.html

Subject 1640

Bulletin Dated: October 11, 2019


The following changes in requirements to the Standard for Portable Power-Distribution Equipment, UL 1640, are being proposed:

1. Spring Closing "Doors" vs. Spring Closing "Covers"

Back to Standard 1640, Edition 4

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