UFGS 26 28 21.00 40 Automatic Transfer Switches  

History: Below is a listing of the Revisions and Changes made to this UFGS.

KEY PREPARING ACTIVITY (PA) A Army N Navy F Air Force S NASA
ACTION N New R Revision C Change D Deletion
Release PA Action Change # Nature of Change or Revision
Aug-2023 S R

Complete life cycle review. Update technical requirements, references, formatting. Incorporated CCR# 9563

May-2017 S R

Tri-Annual Database Maintenance (TADM) completed

Aug-2014 S R

Tri Annual Database Maintenance (TADM) completed

Aug-2011 S R

Compliance with CSI SectionFormat; Submittal Article Compliance

Aug-2010 S R

Standard tailoring for RCBEA incorporated; other minor revisions throughout

Nov-2008 S R

Revised throughout towards unification

Aug-2008 S N

Superseding UFGS 26 28 16.00 40 Enclosed Switches and Circuit Breakers; Minor Edits