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Standard 823, Edition 9

Electric Heaters For Use In Hazardous (Classified) Locations

UL Standard
Standard 823, Edition 9 Edition Date: October 20, 2006 ANSI Approved: January 11, 2021 $505.00-$1,258.00

Revisions and Related Documents

Revisions
Red Line Std. (7)

Date      
January 11, 2021 Redline Revision
April 17, 2019 Redline
April 16, 2019 Revision
April 22, 2016 Revision
January 31, 2012 Revision
November 15, 2007 Revision
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CSDS
Proposals (10)

CSDS Proposal   

CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.

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October 23, 2020
May 22, 2020
February 15, 2019
February 26, 2016
December 02, 2011
August 17, 2007
March 30, 2007
January 17, 2007
May 26, 2006
January 06, 2006
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UL LLC CRD (0)

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Other Updates (0)

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Referenced Standards (6)

Reverse Referenced Standards (7)

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