9104134 StandoffInsulator.pdf
PDF 351 KB Posted
- Attached to
- Fort Randall Major Unit Rehabilitation Project
- Solicitation number
- W9128F21R0005
About this file
This document provides details for a federal contract solicitation for the Fort Randall Major Unit Rehabilitation Project. The solicitation closes on March 25, 2021 at 2pm Central time and is unrestricted and open to both large and small business participation. An updated site visit will be held on January 12-13, 2021 beginning at 9am, with potential bidders limited to a single day on site due to COVID-19 restrictions. Contractors must RSVP with preferred date and non-US citizen attendee information by specified deadlines. During the site visit, one unit will be available for turbine inspection with maintenance platform installed, and the generator housing will have components removed for inspection and measurements. Interested contractors must make reservations with and submit required information to the specified Army Corps of Engineers point of contact. The soliciting agency is the Department of the Army Corps of Engineers Omaha District.
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Text version
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7' DIA
[178rrirri DIA)
DESCRIPTION
HIGH-STRENGTH BUS INSULATOR
DIMENSIONS
HEIGHT 7.375' C187r,r,J
DIAMETER 7.00' [178MMJ
BOLT CIRCLE DIA. 3.00' [76MMJ
LEAKAGE DISTANCE 13.25' [337MMJ
MECHANICAL VALUES
TENSILE 7, 900LBS [35kNJ COMPRESSION 50,000LBS [222kNJ CANTILEVER 3,l00LBS Cl4kNJ TORSION 17,000LBS [76kNJ
ELECTRICAL VALUES
DRY w'ITHST AND <1 MIN) S0kV DRY FLASHOVER 50kV DE\./ \./ITHSTAND <10 SEC> 50kV DE\./ FLASHOVER S0kV IMPULSE \./ITHST AND + ll0kV IMPULSE w'ITHST AND - ll0kV
NOTES1
(4) 1/2-13 TH'D HOLES
x 11/16' GOOD THREAD
3' C76r,rriJ D.B.C.
3/4-10 BOH HOLE
x 11/16' GOOD THREAD
VIE\./ 'A-A'
<TYP. TOP & BOTTOM)
UNGLAZED FIRING SURFACE
D INSULATOR MATERIAL = \./ET PROCESS PORCELAIN
w'ITH ANSI #70 LIGHT GRAY GLAZE
2) INSERT MATERIAL = GALVANIZED STEEL
PART# MI-HSBll0
HIGH STRENGTH PORCELAIN BUS INSULATOR
15kV 110BIL
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