A06_Attachment1_Transformer_and_Panel_Photos.docx

DOCX document 3 MB Posted

Attached to
TUNISON MAIN SWITCH PROJECT Federal contract opportunity
Solicitation number
140G0226Q0076
Issued by
Department of the Interior US Geological Survey Office of Acquisitions and Grants

About this file

This file is an attachment containing transformer and panel photographs for the Tunison Main Switch Project solicitation issued by the Department of the Interior US Geological Survey Office of Acquisitions and Grants (Solicitation Number: 140G0226Q0076). The document serves as a visual reference appendix rather than a substantive requirements document and does not contain specific product specifications, pricing terms, response dates, or award information. The photographs are intended to provide contractors with visual documentation of the existing transformer and electrical panel equipment that will be relevant to understanding the scope of work for the main switch project replacement or upgrade effort.

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Other files attached to TUNISON MAIN SWITCH PROJECT, newest first.
File Type Posted
Sol_140G0226Q0076.pdf PDF
B03_WD_NY20260106_05182026.pdf PDF
A04_USGS_Tunison_Upper_Lab_Main_Dissconnect_-_Chiller_Electric_Panel_Connection_SOW.docx DOCX document

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Text version

Attachment 1 – Power Entrance Photos Figure1. Main power entrance transformer (13,200 volts). The electrical panel is in the interior of the building to the left of the pictured entry door.

Figure 2. Side view of the space between the transformer and the building. The power connection to the building leaves the transformer out the bottom and runs underground into the building to the left of the entry door.

Figure 3: View of the electrical panel with the wires for the two 208/230 volt – 3-phase circuits hanging down on each side of the panel exterior. The two 3-phase circuit breakers are sitting on the floor below the panel awaiting installation.

Figure 4: Closeup of the circuit breakers sitting beneath the panel.

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