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 [ARCHIVED] |
|---|---|---|---|---|---|
| ACTION | N New | R Revision | C Change | D Deletion |
| Release | PA | Date | Action | Change # | Nature of Change or Revision |
|---|---|---|---|---|---|
| Nov-2023 | N | Nov-2022 | C | 1 |
Updated information in Related Materials: <em>Single-Phase Pad-Mounted Transformer Details</em>; in response to CCRs 11442 and 14105, "ABB" has been updated to "ABB/Hitachi Energy in Reduced Submittal Requirements paragraph (1.4.2) |
| Nov-2022 | N | Nov-2022 | R |
Updated section to address CCRs |
|
| Nov-2019 | N | May-2017 | C | 2 |
FAR/DFAR changes no longer permit the use of "brand name or equal" in the UFGS, therefore, the following language was removed from the paragraph/list WARNING SIGNS AND LABELS (2.6-a.), “(decals, Panduit No. PPSO710D72 or approved equal)”. |
| Aug-2018 | N | May-2017 | C | 3 |
Sustainability updates required to coordinate with the Federal Codes and DoD policies and procedures. |
| May-2017 | N | May-2017 | R |
Revision included updating the minimum efficiency to meet 10 CFR 431, Subpart K, and meeting additional changes in transformer technology. |
|
| Nov-2013 | N | Nov-2013 | N |
Superseding UFGS 26 12 19.20 SINGLE-PHASE PAD-MOUNTED TRANSFORMERS |
Comments
Updated information in
Submitted by klloyd@nibs.org on Thu, 05/29/2025 - 20:31
Updated information in Related Materials: <em>Single-Phase Pad-Mounted Transformer Details</em>; in response to CCRs 11442 and 14105, "ABB" has been updated to "ABB/Hitachi Energy in Reduced Submittal Requirements paragraph (1.4.2)
Updated section to address
Submitted by klloyd@nibs.org on Thu, 05/29/2025 - 20:31
Updated section to address CCRs
FAR/DFAR changes no longer
Submitted by klloyd@nibs.org on Thu, 05/29/2025 - 20:31
FAR/DFAR changes no longer permit the use of "brand name or equal" in the UFGS, therefore, the following language was removed from the paragraph/list WARNING SIGNS AND LABELS (2.6-a.), “(decals, Panduit No. PPSO710D72 or approved equal)”.
Sustainability updates
Submitted by klloyd@nibs.org on Thu, 05/29/2025 - 20:31
Sustainability updates required to coordinate with the Federal Codes and DoD policies and procedures.
Revision included updating
Submitted by klloyd@nibs.org on Thu, 05/29/2025 - 20:31
Revision included updating the minimum efficiency to meet 10 CFR 431, Subpart K, and meeting additional changes in transformer technology.
NEW; replaces 26 12 19.20
Submitted by klloyd@nibs.org on Thu, 05/29/2025 - 20:31
Superseding UFGS 26 12 19.20 SINGLE-PHASE PAD-MOUNTED TRANSFORMERS