Center Hill VCB - SOW SPECS(2 Sep 2026).pdf

Center Hill Power Plant

U.S. ARMY CORPS OF ENGINEERS – NASHVILE DISTRICT

Vacuum Circuit Breaker

Statement of Work & Specifications

Description:

It is the government’s intent to acquire one (1) brand new 150VCP-WG-

50-3000A Eaton vacuum circuit breaker that meets the description and requirements listed in this document.

Scope of Work:

Under this purchase contract, the contractor shall furnish and deliver one (1) new Eaton Vacuum Circuit breaker that meets the specifications in this document.

The awarded contractor has 180 Calander days after contract award to furnish and deliver.

1.1 Warranty

1.1.1 The Contractor shall provide the Government industry standard warranty from the date of final acceptance. The warranty shall cover defective materials, design, and workmanship. In instances where the material or equipment manufacturer's advertised minimum warranty is in excess of one year, it shall remain in force for its full period. Upon receipt of notice from the Contracting

Officer of failure of any of the material or equipment during the warranty period, the Contractor shall promptly furnish and install new replacement parts at no additional cost to the

Government.

1.2 Government Property

1.2.1 Once the VCB is unloaded it will become government property.

1.2.2 If damaged before unloading the VCB will be rejected.

1.2.3 The government will unload the delivery truck with a telehandler onsite at the address listed in this document.

1.2.4 The equipment shall be packed in a manner acceptable to preserve the condition of the equipment as it left the manufacturer’s facility or better. The packaging shall clearly identify the contents and weight of the package. All transportation, delivery, and storage costs shall be included in the Contractor’s proposal. Equipment shall be adequately protected from damage during shipping and handling. All damage shall be repaired or replaced by the Contractor with no additional cost to the

Government.

1.2.5 Within 60 days after successful delivery if the VCB doesn’t meet standards, concluded to be faulty, missing parts, wrong parts, or does not fit into the cabinet a written notice will be sent to the contractor to furnish another VCB at no additional cost to the government.

1.2.6 If the contractor can acquire a serial number for backchecking the VCB that would also be suitable for technical acceptance.

1.2.7 If the VCB is rejected for any means deemed necessary by the government, a onetime incidental 60 days will be added to the period of the performance for correction and redelivery. Any VCB concluded to be refurbished, or old dilapidated stock will be rejected.

1.3 Technical Acceptance & Invoicing

For technical acceptance, rejection, all technical questions pertaining to this contract, and final billing please reach out to the point of contact listed below.

ATTN: Coy Bryant

Email: coy.t.bryant@usace.army.mil

Phone: (615) 735-1034

Specifications:

The Generator Vacuum Circuit Breaker (VCB) shall be designed to work with EATON VacClad-W Metal-Clad Switchgear (Figure 2). VCB part number to replace is 3759A72H12 (figure 1). The new VCB must work with the

Center Hill Power plant Eaton switchgear unit and cabinet configuration, if not it will be rejected for non-compatibility.

Circuit breaker type to be replaced is an EATON 150VCP-WG50

The ANSI standards listed below must be met for technical acceptance.

A Voltage Requirement

A1. Maximum Voltage: 15 KV RMS

A2. Voltage Range Factor: 1

B Insultation Level & Withstand Test Voltage Requirements

B1. Power Frequency (1 minute): 36KV RMS

B2. Impulse Withstand: 42KV peak

B3. Lighting Withstand: 95KV peak

C Current Requirements

C1. Continuous Current: 60 Hz of 3000 amperes

C2. Short Circuit Current (at rated maximum KV): 50 KA RMS

C3. Breaking Time: 50 ms

C4. Minimum Opening Time: 32 ms

D. Interrupting time: 3 cycles

E. Permissible tripping time: 2 seconds

F. Maximum voltage divided by K: 15 KV RMS

G. Peak voltage E2: 27KV

H. Time to peak T2: 8.8 us

I. Making Current (peak): 137Ka

J. Breaking Current Time: 50KA

K. Short-Circuit Withstand: 3S

L. Breaking Current: 25KA

M. Timed peak I2: 3.5 Microseconds

N. Closed and latch capability momentary: 137 KA Peak

O. Charging motor: 125 VDC

P. Spring release coil: 125 VDC

Q. Anti pump Relay: 125 VDC

R. Shunt Trip Coil: 125 VDC

S. Mechanical Endurance: 10000

T. Load Switching Endurance: 1000

VCB Shall include standard features such as but not limited to: motor cutoff switch, latch check switch, two (2) position switches, auxiliary switch, ground contract assembly, casters, and other standard receiving components and parts.

Place of Delivery:

ATTN: Ron Gatlin

USACE Center Hill Dam

270 Lancaster Rd.

Lancaster, Tn 38569

Contractor shall coordinate with the POC for all site visits, and coordinate delivery date 1 week ahead.

Delivery days and hours: Mon.-Thu., 0700-1530, except Federal

Holidays.

USACE Delivery Point of Contact

ATTN: Ronald “Ron” Gatlin

Email: Ronald.E.Gatlin.JR@usace.army.mil

Phone: (931) 243-3135

Security:

All contractors and all associated sub-contractors shall comply with applicable District and local security policies and procedures

(provided by the Government representative). The contractor shall provide any/all requested information required for background checks, background investigations and/or to meet installation/facility access requirements to be accomplished by the District Security Office.

Contractor workforce must comply with all personal identity verification requirements as directed by DOD, HQDA and/or local policy.

In addition to the changes otherwise authorized by the changes clause of this contract, should the Force Protection Condition (FPCON) at any installation or facility change, the Government may require changes in contractor security matters or processes.

Background Investigation Requirements: Since this is a delivery and/or supply only, there are no investigation requirements. However, the Contractor(s) will be escorted at all times inside any restricted area. Contact a Point of Contact provided in paragraph IV for determination of the areas that are considered to be restricted

Veterans Employment Emphasis for U.S. Army Corps of Engineers

Contracts

In addition to complying with the requirements outlined in FAR Part

22.13, FAR Clause 52.222-35, FAR Clause 52.222-37, DFARS 222.13 and

Department of Labor regulations, U.S. Army Corps of Engineers (USACE) contractors and subcontractors at all tiers are encouraged to promote the training and employment of U.S. veterans while performing under a

USACE contract. While no set-aside, evaluation preference, or incentive applies to the solicitation or performance under the resultant contract, USACE contractors are encouraged to seek out highly qualified veterans to perform services under this contract. The following resources are available to assist USACE contractors in their outreach efforts:

- U.S. Department of Labor Veterans’ Employment and Training Service

(VETS): https://www.dol.gov/vets/

- Federal Veteran Employment Information:

https://www.fedshirevets.gov/

- Veterans Opportunity to Work (VOW) Program:

https://www.benefits.va.gov/vow/

- U.S. Army Warrior Transition Command Employment Index:

https://wct.army.mil/modules/employers/index.html

- Hiring Our Heroes: https://www.uschamberfoundation.org/hiring-our-heroes

(End of special contract requirement)

Figure 1

Existing VCB

Figure 2

Existing Switchgear