Specifications 25_0116_6.pdf

SPECIFICATIONS FOR: BID NO. 25-0116-6

PURCHASE AND INSTALLATION OF A NEW GENERATOR AND AUTOMATIC

TRANSFER SWITCH

SECTION I - GENERAL SPECIFICATIONS:

Chatham County is soliciting competitive bids from qualified contractors to provide all materials, supplies, equipment, tools, and labor necessary for the installation and start up services of (1) one new 300 Kw Generator and a 600amp Automatic Transfer Switch at Chatham County

Fleet Services, located at 33 Minus Ave., Garden City, GA. All integral parts not specifically mentioned within the scope of these specifications that are necessary to provide a complete working unit shall be furnished. Bid award will be based on the lowest unit price. Pricing shall include delivery, labor, materials, tools, and equipment necessary to accomplish the task. Direct any questions related to this ITB to Fabyolla Modicue. and submit all questions through the County’s procurement portal (https://chathamcountyga.bonfirehub.com/portal)

Messages-Vendor Discussions. Bidders are not to contact any department directly.

SECTION II – REQUIREMENTS:

A. Contractor must provide references from owners with similar scope of work. Include government owners if possible. If the contractor has performed any work for the

Chatham County Board of Commissioners, at least one (1) of the references must be from the appropriate party within the Chatham County Government. References must include previous experience with proven effectiveness in providing services as specified in this ITB.

B. All work and services will be performed in accordance with any and all Federal, State, and Local codes, laws, ordinances, and regulations. It is the Contractor’s responsibility to be knowledgeable of any and all regulations pertaining to this BID and scope of work.

Contractor must have all permits and inspections as required.

C. Maintain the minimum limits of insurance as specified in ITB Section II. 2.15.2. NO

EXCEPTIONS. The coverage shall be maintained for the duration of the contract.

This shall be the standard for the duration of the contract.

D. At time of contract award, the awarded contractor will be required to provide a current Occupational Tax Certificate (Business License) from any municipality or county within the State of Georgia. This shall be the standard for the duration of the contract (Reference ITB Section II.2.14).

E. CONTRACTOR LICENSE. Any Contractor submitting a bid must be a licensed

Electrical Contractor in the State of GA.

F. All materials, supplies, equipment, tools, labor, shipping, freight, and delivery must be included in LUMP SUM bid price.

SECTION III - QUALITY ASSURANCE:

A. All work shall be completed in accordance with specifications/scope of work.

https://chathamcountyga.bonfirehub.com/portal

If any of the work and/or services is found defective or not in accordance with applicable codes and standards, the contractor shall correct the work and/or services promptly, at no cost to the County, and to the satisfaction of the County.

B. The contractor shall be capable of providing all equipment normally needed to perform the requested services/work.

C. Materials and parts supplied shall be new, free of defects, and suitable for the intended use.

D. Diesel fuel for generator to be supplied by Chatham County

SECTION IV - CONTRACTOR QUALIFICATIONS:

A. Must be a licensed electrical contractor in the State of Georgia.

B. Must have minimum of 5 years’ experience installing generators.

C. Must have experience installing 150kw units and above.

D. Must be an installer and/or servicing dealer for the generator manufacture

SECTION V - PERMITS:

A. Contractor will be responsible for electrical permit(s) through Georgia Power and

Local Jurisdiction.

SECTION VI – SCOPE OF WORK:

A. If possible, use the existing concrete pad for the new Transfer Switch.

B. Provide and install new 600amp 277/480volt 3phase NEMA 3R (see equipment specs

Section VII) Service rated Automatic Transfer Switch. onto concrete pad.

C. 3. Contractor will be responsible for locating all underground utilities within their work area.

D. Interconnect wiring from Georgia Power switchgear to Transfer Switch and

Generator. **It is the contractor’s responsibility to coordinate with Georgia

Power to de-energize switchgear.

E. Provide and install wiring from Transfer Switch to Main Distribution Panel (located inside of Fleet Bldg.)

F. Provide and install remote annunciator panel inside of Fleet Bldg. (location TBD)

G. Contractor will be responsible for crane delivery if needed.

H. Provide and install a new 300 KW Rated Generator (see equipment Specs. Section

VII).

I. Provide and install circuit for battery charger.

J. Provide and install circuit for block heater.

K. Coordinate Startup and testing of new generator and transfer switch after installation with Project Manager.

L. Coordinate with Project Manager for Generator Exercise and Load Transfer.

M. Provide all material and equipment for complete installation.

N. Provide an electrical permit(s) through Georgia Power and Chatham County Building and Zoning Dept.

SECTION VII - EQUIPMENT SPECIFICATIONS:

A. GENERATOR:

1. Standby Power Rating: 300KW

2. Voltage: 277/480 volts 3 Phase 60 Hz 0.8 PF

3. Voltage Regulator: Automatic voltage regular

4. Control Panel: Microprocessor based generator controller with:

• Low Oil Pressure

• High Coolant Temp

• Overspeed and Over Crank shutdowns

• Emergency Stop Push button

• Audible Alarm Buzzer with Silencing Switch

5. Unit Color: No Preference

6. Enclosure:

• Weatherproof enclosure

• Rated minimum of 200 mph wind rated.

• Punched Intake with Baffle and Punched Exhaust Openings

• Keyed alike lockable doors with draw down latches and stainless-steel hinges.

• Include Vibration Mounts to isolate unit base rail.

7. Main Breaker: 400 amps 3 pole 600volt breaker mounted and wired in a

NEMA 1 enclosure.

8. Silencer: Critical Grade Compact silencer mounted to engine.

9. Emissions and Certifications:

• Engine must meet US EPA emergency Standby

• UL2200

• EPA Tier 3 or better

10. Battery: 12volt system with rack and cables.

11. Battery Charger: 12volt 10amp trickle charge wired to terminal.

12. Fuel Tank: 24 Hr. 540 gal. Day Tank UL 142 listed.

• Double wall construction

• Supply and return connections

• Fuel level gauge

• Fuel leak switch

• Fill and vent pipping

13. Factory Test: Verification of Alarm Shutdown, Voltage Settings,

14. Block Loading to Rated KWe and PF

15. Owner’s Manual

16. Warranty: Five (5) year warranty with option for additional terms.

B. AUTOMATIC TRANSFER SWITCH:

1. Service Rated: Yes

2. Voltage: 277/480 volts 3 Phase

3. Rated: 600amps

4. Poles: 3 Pole

5. Enclosure: NEMA 3R Secure

6. Warranty: Five (5) year warranty with option for additional terms.

7. Accessories:

• Strip Heater with Thermostat

• Engine Exerciser/Event Log

SECTION VIII - WORK HOURS/ COMMENCEMENT AND COMPLETION:

A. The contractor must coordinate all work with the Project Manager.

B. Work will be performed Monday – Friday between the hours of 8am-5pm, unless authorized by the Project Manager.

C. COMMENCEMENT AND COMPLETION:

Work shall begin within ten (10) days after receipt of “Notice to Proceed.” All work shall be completed within thirty (30) business days after delivery of equipment.

SECTION IX - SITE CONDITIONS:

A. The contractor will provide Porta John for their work staff (coordinate with Project

Manager for location).

B. The contractor will provide dumpster for disposal of debris (if necessary). At the end of each day, the contractor will make sure all debris is picked up, and equipment is stored in designated area.

C. The contractor will coordinate with the Project Manager for equipment staging area.

D. The contractor will coordinate with the Project Manager for equipment deliveries.

SECTION X – WARRANTY:

A. Warranty shall be for three (3) years for labor and five (5) years for parts and equipment.

B. Cost of warranty shall be included in the unit price.