Sources_Sought_Specifications_-_GLAC_Emergency_Generator.pdf

THIS SOURCES SOUGHT IS FOR INFORMATIONAL PURPOSES ONLY. THIS IS NOT A

“REQUEST FOR QUOTE (RFQ)” TO BE SUBMITTED. IT DOES NOT CONSTITUTE A

SOLICITATION AND SHALL NOT BE CONSTRUED AS A COMMITMENT BY THE

GOVERNMENT. RESPONSES IN ANY FORM ARE NOT OFFERS AND THE GOVERNMENT IS

UNDER NO OBLIGATION TO AWARD A CONTRACT AS A RESULT OF THIS

ANNOUNCEMENT.

The National Park Service (NPS), Northern Rockies Major Acquisition Buying Office (MABO) seeks to determine the availability and capability of potential businesses – both Small and Large – for the project below. The Government anticipates a competitive method of procurement. The information received resulting from this market research will be considered solely for the purpose of determining whether to conduct a competitive procurement under one of SBA's socioeconomic business programs or not. The NPS does not intend to pay for any information provided under this notice.

Project Name: GLAC: EMERGENCY GENERATOR

Location: GLACIER NATIONAL PARK

PROJECT DESCRIPTION:

The National Park Service (NPS) in Glacier National Park has a requirement to purchase a new propane powered emergency generator. The selected contractor will furnish an emergency generation system complete in every detail, fully tested, functioning as required for automatic standby use.

The draft specifications are listed below (starting on page 3).

The complete Statement of Work will be included with the Solicitation. All questions will be answered in writing via amendments to the Solicitation. NO PHONE CALLS PLEASE.

INSTRUCTIONS FOR INTERESTED PARTIES, CAPABILITIES:

If your organization has the potential capacity to perform these contract services, please provide the following information via email to Kiara Stewart (kiara_stewart@nps.gov):

1)

Name of Firm:

Address:

Phone Number:

Email Address:

Duns Number:

Registered in SAM: ☐ Yes / Active ☐ Yes / Inactive ☐ No

2) Size status/SBA certification: Mark all that apply (See FAR Part 19, Small Business Programs):

☐Small Business (meets size standard for NAICS or Non-manufacturer) ☐Women Owned Small Business (WOSB) ☐Economically Disadvantaged Women Owned Small Business (EDWOSB) ☐HUBZone

☐Service Disabled Veteran Owned Small Business (SDVOSB) ☐Indian Small Business Economic Enterprise (ISBEE) ☐Other (specify)_____________________ ☐Large Business

3) Tailored capability statements addressing the particulars of this effort, with appropriate documentation supporting claims of organizational and staff capability. Your email capability information MUST be 10 pages or less and be SPECIFIC to the scope provided for your company and any major proposed subcontractor.

4) Rough Estimate of Price: $_______________ (this is for Government use only for market research and is not considered a quote or proposal)

Sources sought responses are due no later than July 15, 2024, by 1000 MDT.

QUESTION SUBMISSIONS:

All questions must be submitted to the contract specialist, Kiara Stewart, at kiara_stewart@nps.gov. The Government is not committed nor obligated to pay for the information provided, and no basis for claims against the Government shall arise, resulting from a response to this Sources Sought.

100 KW PROPANE POWERED EMERGENCY GENERATOR – SPECIFICATIONS

PART 1 – GENERAL

1.1 RELATED DOCUMENTS

A. Refer to Division 0 for submittal requirements and formats.

1.2 SCOPE

A. Furnish an emergency generation system complete in every detail, fully tested, functioning as required for automatic standby use.

B. Shop Drawings: Shop drawings shall be submitted on the complete system, including components and wiring diagrams. Submittal shall include a complete description of function and operation in both the automatic and manual mode.

C. Materials and Equipment: Materials and equipment shall be new, of the current manufacturer, and of the best quality used for the purpose in good commercial practice, unless noted as being existing or temporary. Materials and equipment shall not have been in prior service except as required for factory testing.

D. UL Approval: All material and equipment within the scope of the UL Re-examination Service shall be approved by the Underwriter's Laboratories for the purpose for which they are used and shall bear their label.

E. Storage: All materials and equipment shall be stored in a manner so as to prevent damage or corrosion and shall be protected from the weather at all times.

F. The work includes supplying a complete integrated generator system. The system consists of a Propane powered generator set with related component accessories and automatic transfer switches specified under a separate section.

G. Fuel System: The genset units should be capable of operating on Propane Vapor fuel operating at 7” to 11” H2O fuel pressure, at the required flow specified by the generator manufacturer.

H. System Test: A complete system load test shall be performed after all equipment is installed. Guidelines in the Start-up Section.

I. Requirements, Codes and Regulations: The equipment supplied and installed shall meet the requirements of the NEC and all applicable local codes and regulations. All equipment shall be of new and current production by a MANUFACTURER who has 25 years of experience building this type of equipment. Manufacturer shall be ISO9001 certified.

J. The bidders shall provide a specification compliance letter with their proposal that provides guarantee each section below is met.

1.3 LISTING

A. The generator set covered by these specifications shall be designed, tested, rated, assembled and installed in strict accordance with all applicable standards below:

CSA C22.2 No14

CSA 282

CSA 100

EN61000-6

EN55011

FCC Part 15 Subpart B

ISO8528

IEC61000

UL508

UL2200

UL142

B. Designed to allow for installed compliance to NFPA 70, NFPA99 and NFPA 110

PART 2 – PRODUCTS

2.1 MANUFACTURER

A. The manufacturer of the emergency generator unit shall be represented by an established service organization located within 250 miles of the project site which is capable of assisting in coordination of all components including generator, exhaust system, power wiring and control wiring to ensure a complete operable and highly reliable system suitable for emergency standby service. The supplier must carry sufficient inventory to cover no less than 80% parts service within 24hrs and 95% within 48 hours.

B. The manufacturer's local service organization shall have a minimum of three factory-trained service technicians based near the project area whom are capable of completely testing the generator system and servicing and maintaining the equipment after installation on a 24-hour-per-day, 7-day-per-week basis.

C. The manufacturer's service organization shall have a local warehouse and maintenance facility and shall guarantee, in writing, emergency response service in four hours or less.

D. Acceptable Manufacturer: Caterpillar, basis of design.

2.2 EMERGENCY GENERATOR UNIT

A. Scope: Furnish a generator unit, associated equipment, accessories and wiring. Generator shall be compatible to parallel with additional generator sets in the future.

B. Capacity and Type: The new generating unit shall be a Propane vapor fueled engine generator set having a factory output rating as shown on drawings. The jobsite rating at this site shall not derate more than 10 % for the altitude of 4500 feet at 104 deg F. Ratings are based on 60-cycle operation and 80% power factor with engine-driven fan. Normal speed of the engine shall not exceed 1800 rpm.

2.3 ENGINE

A. The engine shall be propane vapor fueled, four (4) cycle, water-cooled, while operating with nominal speed not exceeding 1800 RPM. The engine shall comply with the State Emission regulations at the time of installation/commissioning. Actual engine emissions values must be in compliance with applicable EPA emissions standards per ISO 8178 – D2 Emissions Cycle at specified ekW / bHP rating. Utilization of the “Transition Program for Equipment Manufacturers” (also known as “Flex Credits”) to achieve EPA certification is not acceptable.

B. Exiter: Permanent Magnet Excited or AREP for 300% short circuit for 10 seconds

C. Governor: Electronic with ±0.25% regulation.

D. Lubrication System: Shall incorporate a positive displacement gear driven pump. The system shall incorporate full flow filtration with a bypass valve to continue lubrication in the event of filter clogging. Oil filters shall be cartridge type with replaceable elements as recommended by the engine manufacturer.

E. Fuel System: A propane vapor fuel system (storage tank and all plumbing, including pressure regulators and valving) to interconnect with generator will be supplied and installed by others.

F. Engine Preheater: A thermostatically controlled jacked water heater system shall be provided of sufficient capacity to maintain the engine at the temperature recommended for rapid starting. Operating voltage shall be 120V single-phase. Valves shall be installed to allow the heater (s) to be replaced without draining the cooling system. All cooling heater hoses shall be silicon type.

G. Air Cleaner: The engine shall be provided with a dry-type air cleaners enclosed in steel canisters in place of open air replaceable elements of sufficient capacity to effectively protect the working parts of the engine from dust and grit. Oil-type filters are not acceptable.

2.4 ALTERNATOR

A. Electrical Rating: The generator shall be copper wound for 120/208V, 3-phase, 4-wire service, 60 Hz, rated minimum as shown on the drawings at 0.8 power factor with 130°C temperature rise at 40 deg C ambient. Alternators rated at 25 deg C ambient will not be acceptable. The generator shall conform to NEMA and AIEE applicable standards and shall be shielded for radio and television broadcast bands. The generator shall be provided with the following:

1. Class H insulation.

2. Copper conductors.

3. 100 % epoxy vacuum impregnation of all windings.

4. Drip proof enclosure.

5. Brushless exciter, directly connected with 3-phase, high-frequency output rectified to DC and shall have a permanent magnet or AREP generator pilot exciter.

6. Phase balance within 1% for balanced loads.

B. Coupling: The generator shaft shall be connected to the engine flywheel through a suitable flexible coupling.

C. Main Circuit Breaker: The generator mounted circuit breaker shall be 400 amp, 100% rated. The trip unit shall be LSI adjustable trip. The breaker and its enclosure shall be labeled per the NEC to be “Suitable for Use as Service Equipment”.

D. Voltage Regulator: An automatic volts-per-hertz type, solid-state exciter/regulator with 3-phase sensing shall be provided and mounted inside the generator. Voltage regulation shall be ±1% from no load to full rated load. Readily accessible voltage drop, voltage level, and voltage gain controls shall be included in the module. Voltage level adjustment shall be a minimum of ±10%. The module shall include the following protective features:

1. Current limit circuits shall restrain the exciter field current while allowing full forcing voltage to be applied to obtain rapid response during transient conditions or service overloading on the generator.

2. A time-delay circuit shall sense the current limit operation and cut off all field current to the generator after ten seconds.

2.5 INSTRUMENT AND CONTROL PANEL

A. General: An instrument panel, conforming to the requirements of NFPA 110, shall be provided. Mount control panel on the engine on vibration-free mounts. Provide the following features:

a. Engine Performance Monitoring Devices:

b. Engine oil pressure

c. Engine oil temperature

d. Engine coolant temperature

e. Engine RPM

f. Battery volts

g. Fuel tank level in % of tank capacity

h. Real time fuel consumption display in gallons per hour

i. Total cumulative fuel consumed over life of equipment (for Air Permit

Reporting)

2. Controls:

a. Stop-Start-Auto Selector Switch

b. Emergency Stop Pushbutton

c. Alarm silence/reset switch

d. Output voltage adjust

e. Lamp test pushbutton

3. AC Output Metering:

a. Output frequency

b. Output voltage, all three phases, L-L & L-N

c. Output amperage, all three phases

d. kW, kVAR, kVA, average, per phase & %

e. Power Factor, Average and Per Phase

f. kW-hr, kVAr-hr total

B. Alarm Monitoring and Annunciation: The generator shall be equipped with the required sensors to provide annunciation for the following audible and visual alarms:

1. Low oil pressure alarm/shutdown

2. High coolant temperature alarm/shutdown

3. Loss of coolant shutdown

4. Overspeed shutdown

5. Overcrank shutdown

6. Low coolant level alarm

7. Low fuel level alarm

8. Emergency stop depressed shutdown

9. Low coolant temperature alarm

10. Low battery voltage alarm

11. High battery voltage alarm

12. Control switch not in auto position alarm

13. Battery charger failure alarm

14. General alarm contact (dry) for remote monitoring

15. Run contact (dry) for remote monitoring

16. Generator Over Voltage

17. Generator Under Voltage

18. Generator Over Frequency

19. Generator Under Frequency

20. Generator Overcurrent

21. RS-485 Modbus Output

C. Inputs and Outputs

1. Programmable Digital Inputs: The Controller shall include the ability to accept eight (8) total with five (5) programmable digital input signals. The signals may be programmed for either high or low activation using programmable Normally Open or Normally Closed contacts.

2. Programmable Relay Outputs: The control shall include the ability to operate four (4) total with three (3) programmable relay output signals, integral to the controller.

3. Automatic Engine Cranking Controls: The cranking control shall provide three 15-second crank and reset cycles. After completion of the above cycle, the unit shall lock-out and require manual re-setting.

D. Functional Requirements: The following functionality shall be integral to the control panel

1. The control shall include a 33 x 132 pixel, 24mm x 95mm, positive image, transflective LCD display with text based alarm/event descriptions.

2. Audible horn for alarm and shutdown with horn silence switch

3. Standard ISO labeling

4. Multiple language capability

5. Remote start/stop control

6. Local run/off/auto control integral to system microprocessor

7. Cooldown timer

8. Speed adjust

9. Lamp test

10. Push button emergency stop button

11. Password protected system programming

E. Digital Monitoring Capability: The controls shall provide the following digital readouts for the engine and generator. All readings shall be indicated in English units.

F. Building Louver Control: A dedicated generator run relay shall be factory installed and wired for customer connection and control of building intake louvers and ventilation fans.

2.6 STARTING

A. Electrical Starting System: The engine shall be equipped with an automatic 12-VDC electric starting system of sufficient capacity to crank the engine at a speed which will allow for full diesel start of the engine. The starting pinion shall be arranged to disengage automatically when the diesel engine starts. Heavy-Duty starting motors shall be provided.

B. Storage Battery: A storage battery set shall be furnished having sufficient capacity without recharging for cranking the engine at firing speed for at least four 15-second periods with 15-second rest periods between crankings.

C. Battery Charger: A suitable battery charger of solid-state design shall be supplied and arranged to operate from normal and standby source power at 120 VAC level. Charger must be automatic with AC line compensation for up to 10% power level deviation and shall be current limiting. The charger shall have a maximum rate of 10 amps and be equipped for float and equalizing rates. Input and output shall be fused. Charger shall be equipped with low voltage alarm contacts and contained in a NEMA 1 enclosure.

Mount charger so it is not directly above batteries. Charger shall be installed inside of the generator set enclosure from the factory. Charger shall be in compliance with

NFPA110.

2.7 COOLING SYSTEM

A. Cooling system shall consist of an engine mounted radiator and fan. All hose connections shall be double clamped type at each end of hose. A 50% ethylene glycol solution shall be provided. The cooling system shall be oversized to provide an ambient capability of 122 deg F when mounted inside of the sound attenuated enclosure. Calculations shall be provided to show the ambient capability above is met when installed inside the enclosure and accommodating for the air temperature rise through the inlets and over the engine generator set.

B. A duct connection flange shall be provided from the factory, installed on the engine radiator, for connection of cooling air discharge duct work.

2.8 ENGINE EXHAUST SYSTEM

A. Silencer: Provide a shipped-loose critical grade silencer for mounting within the engine room. There shall only be one exhaust discharge port, directed horizontally out of the engine room, protected by a raincap to prevent water ingress.

B. A section of flexible stainless steel pipe 18" minimum length, with inside diameter equal to that of adjacent exhaust pipe shall be installed, complete with bolted flange connections for connection between the exhaust manifold and exhaust piping or silencer.

C. A wall thimble shall be supplied which accommodates exhaust pipe though the buildings exterior wall. Thimble shall be rated for the maximum rated exhaust gas flow and temperature.

2.9 MOUNTING

A. Engine generator unit shall be factory mounted on a structural steel frame full length of the unit. Unit shall be mounted on vibration mounts that are solidly bolted between the engine and frame, and shall conform to recommendations of the engine manufacturer.

Entire unit shall be installed on a structurally reinforced concrete pad isolated from building floor slab.

2.10 FINISH

A. Finish all metal parts of emergency unit with machinery-grade high-temperature enamel.

2.11 WARRANTY PROGRAM

A. The generator set shall be provided with an extended warranty program for the duration of 5 years or 2500 hours minimum from date of startup and commissioning. The extended warranty program shall cover ALL components provided by the manufacture, including the control panel. Warranties shall not be pro rated, contain deductibles, or exclude any items provided. Complete engine, cooling system, engine mounted electronic controls, voltage regulator, consumables, alternator end and fuel system shall be covered with no deductibles for the full 60-month period. Additionally the warranty program shall include allowance for emergency freight of parts, crane and rigging to remove unit if required, and technician overtime.

B. This special warranty shall include a temporary generator provision such that the generator supplier is responsible to provide a rental generator set on site should the unit not be repaired within 48 hours of initial technician visit.

PART 3 – EXECUTION

3.1 AUTOMATIC TRANSFER SWITCH

A. Automatic transfer switch will be provided by purchaser.

3.2 DELIVERY / INSTALLATION

A. The complete generator installation shall be the responsibility of the Purchaser.

B. Delivery to jobsite: The generator set shall be shipped to the jobsite in as one component. Shipment shall be made via flatbed trailer only and Purchaser shall make arrangements to offload. For Safety of offloading at the jobsite, generator shipments inside of van trailers will not be acceptable and will be rejected. Generator supplier shall include the cost of flatbed delivery of generator to the jobsite and shrink wrapping during transit for protection.

3.3 ELECTRICAL CONNECTIONS

A. All electrical connections to the unit shall be the responsibility of the purchaser.

3.4 TESTING

A. Responsibility: Purchaser.

3.5 COORDINATION

END OF SECTION 263213

3.5 Coordination