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Standard 857, Edition 13

Busways

UL CSDS Proposal
Standard 857, Edition 13 Edition Date: July 04, 2008
Summary of Topics b0857_13_20080704_sum.html

Subject 857

Bulletin Dated: July 4, 2008

SUMMARY OF TOPICS

The following changes in requirements are being proposed:

1. This proposed Thirteenth Edition of the Standard for Busways, UL 857, includes the following proposals: a) Revise Clauses 1.2.1 and 1.2.2; b) Allow Use of Continuous Plug-In Busways Rated to 400 Amps; c) Add Note for Requirements in Clause 2.3.4.4.1 (Currently Clause 2.3.4.4) for Lighting Plug-in Busways; d) Revise Advisory Note in Clause 5; e) Delete "No." from References to "AWG" in Standard UL 857; f) Add Requirements for Continuous Plug-in Busways Used as Alternate to Lighting Track; g) Correct and Modify Requirements in Clauses 7.8.3.4 and 7.8.3.5 (Currently Clauses 7.8.3.1.3 and 7.8.3.1.4) for Alternative Wire Connectors; h) Revise Table 9; and i) Revise Various Requirements for Maximum Temperature Rises in Table 12

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