Revised_Specification_0004.docx

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SF6 CIRCUIT BREAKER OVERHAULT KIT
Solicitation number
140R1726Q0024
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This is a revised technical specification document for an SF6 Circuit Breaker Overhaul Kit procurement. The Department of the Interior Bureau of Reclamation is seeking one brand-name Hitachi Energy/ABB Breaker Kit for a 15-year overhaul of a Type HECI-3/R SF6 Circuit Breaker located at the Grand Coulee Dam in Grand Coulee, Washington. The kit comprises 50+ line items with specific part numbers and quantities, including spring washers, insulators, seals, screws, contact fingers, and other specialized components required for the breaker overhaul. The breaker system specifications include a maximum operating voltage of 15.8kV, maximum operating current of 7000A at 40°C, a total system weight of 1,730kg, and is designed for 60Hz frequency operation. The circuit breaker itself is rated at 25.3kV maximum voltage, 8,600A continuous current, with a 100KA symmetrical short-circuit current rating and 75% DC component. The procurement applies to seven specific circuit breakers with serial numbers ranging from HA 1672 through HA 1811.

The contractor shall deliver the complete overhaul kit to the Grand Coulee Power Office and provide manufacturer-generated documentation listing all applicable part numbers associated with the SF6 HECI-3/R kit with their quotation. The original closing date was extended from May 14, 2026 to May 28, 2026. The solicitation includes a single source justification and requires compliance with Executive Order 14398 through the addition of clause 52.222-90. A nameplate picture of the circuit breaker is included as supporting documentation for this specification revision.

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Sol_140R1726Q0024_Amd_0004.pdf PDF
FAR_CLAUSE_52_222-90_0004.docx DOCX document
Sol_140R1726Q0024_Amd_0003.pdf PDF
SF6_Power_circuit_breaker_name_plate_0003.jpg JPG image
Sol_140R1726Q0024_Amd_0002.pdf PDF
Determination_to_solicit_from_a_single_source_under_SAT_0001.pdf PDF
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REVISED

Technical Specifications SF6 Circuit Breaker Overhaul Kit

TECHNICAL

The following specifications pertain to the purchase of one (1) Brand Name Hitachi Energy/ABB Breaker Kit for a 15-year overhaul for Type HECI-3/R SF6 Circuit Breaker at the Grand Coulee Dam, Grand Coulee, Washington.

SCOPE

The successful contractor shall be required to deliver the Hitachi Energy/ABB Breaker Type HECI-3/R overhaul kit which satisfies the requirements in Section System Requirements to the Grand Coulee Power Office. Contractor shall also provide documentation, and other items as stated in clause 52.212-1, Instructions to Offerors.

SYSTEM REQUIREMENTS

1.1 SF6 BREAKER OVERHAUL KIT

The SF6 Gas Breaker Kit shall include the following:

Qty Description Part# Ident#

18 SPRING WASHER, 12800 HAQN400344P0113

(m17x39 Steel, zinc plated)

5HIGH TENSION SPRING RING10788NB 335805P0511
3CHAMBER INSULATOR HE3/410846HATM404755R0001
3ROTARY INSULATOR10004HATM201307R0002
9FILTER BAGS10036HAGG300992R0001
9RING SEAL10052 9ABA460527P0090
6RING SEAL10840AG 434301P0093
3RING SEAL11356AG 434301P0073
363HIGH TENSION SPRING RING12025NB 335805P0512
36HEX SOCKET SCREW 12067 GMN 315817P0105

(m5x12 Steel, zinc plated)

36SPRING WASHER12068NB 336405P0018
3SLEEVE-BEA GLY-F 20/22X1010223HATM404410P0004
15SLIDE BEARING10077HATM404410R0002
3GUIDE RING10870HATM404784P0001
3PISTON SEAL13278HAGG404344R0001
9BEARING WASHER 12053 HATM404360R0001

(m30x55x0.75 Steel, zinc plated)

3BEARING TUBE10067HATM404388R0001
6INSULATING DISC10068HATM404389R0001

6 LOCKING PIN 12033 HATM408678R0001

m10x55

3 LOCKING PIN 10225 NB 338750P0368

m5x32

24 HEX SOCKET SCREW 12044 NB 315856P0209

(m5x16 Steel, zinc plated)

30 HEX SOCKET SCREW 10060 NB 315856P0206

(m5x10 Steel, zinc plated)

54 HIGH TENSION SPRING RING 12034NB 335805P0508
3 GUIDE VANE RING 12051HATM408078P0001
3 ARCING RING12061HATM408073P0001
3TULIP CONTACT12059HATM304082R0001
3SHIM12066HATM408091P0001
3SHIM12065HATM408091P0002
60COUNTERSUNK SCREW12063 HAQN400693P0156

(m6x20 Steel, zinc plated)

120CONTACT FINGER10855HATM302815R0001
180CONTACT FINGER10043HATM302815R0002
3MOVING CONTACT COMPL.12058HATM304088R0001
3DUCT SEAL13292HAGG400751R0001
12RING10097HAMT400472P0001
6SHAFT SEALING RING10100HAMT400593P0003
3RING SEAL10096AG434301P0052
3SEAL10009HATM404774R0001
12HIGH TENSION SPRING RING12075NB335805P0509
6LOCKING PIN12461 NB338750P2395

(m5x30 Steel, zinc plated)

1WIPER20320HAQN400697P0320
1SEAL14328HATH409341P0001
2SHAFT-SEAL22434HAGG402460P0072
8SPRING WASHER81686 HAQN400344P0111

9m13x29 Steel, zinc plated)

8 SPLIT PIN 12123 GMN 338152P5516

(m6.3x40 Steel, zinc plated)

3 LOCKING PIN 14317 NB 338750P2420

(m6x40 Steel, zinc plated)

2CARBON BRUSHES51207GPFX052143P0098
1RING SEAL13081AG434301P0047
1RING SEAL13231AGT437524P0028
5RING SEAL142319ABA460527P0109
3PROTECTING CAP12081HAQN400642P0001
3THREADED PLUG10739HZN451311P0826

Contractor shall provide manufacturer-generated listing of all applicable part numbers associated with the SF6 HECI-3/R Circuit Breaker Overhaul Kit with their quote.

1.2 Overal System Data:

Manufacturer: ABB Schweiz AG Type: HECI 3/R Rated Frequency: 60 hz Max operating voltage: 15.8kV Max operating current at 40ºC: 7000A Total weight of system: 1730kg

1.3 Circuit Breaker Data:

Rated mx voltage: 25.3kV Rated continuous current: 8600A Rated short-circuit duty cycle: CO-30min-CO Rated short-circuit current symmetrical: 100KA DC component: 75%

1.4 Serial Numbers: HA 1672, HA 1674, HA 1709, HA 1711, HA 1777, HA 1782, HA 1802 - HA 1809, HA 1811.

File details come from the government source that posted it. Updated .