Attachment3-Specifications.pdf

WALLOWA WHITMAN NATIONAL FOREST

NORTH ZONE HOUSE REPAIRS: GENERATOR AND

BATTERY REPLACEMENT SPECIFICATIONS

North Zone Housing Repairs

Contents

00 30 10 - DEFINITION OF BID ITEMS

01 11 00 – SUMMARY OF WORK

01 73 20 - MOBILIZATION

26 00 02 - BASIC MATERIALS AND METHODS

26 31 00 - PHOTOVOLTAIC COLLECTORS

26 32 01 – SINGLE PHASE GENERATOR SET

26 33 23 - BATTERY EQUIPMENT

SUMMARY OF WORK 01 11 00 - 1 / 2

SECTION 01 11 00

SUMMARY OF WORK

PART 1 - GENERAL

1.01 SUMMARY

a. Work for this project consists of:

1. Replace existing off grid battery storage.

a. The existing battery storage system is a PowerSafe DDm100-25 system with 1200 Ah of capacity, this system is at the end of its design life.

b. The contractor shall remove, dispose of, and replace the existing system. Included with this item is programing the SolArk charge controller to manage battery charging for the battery manufacturer’s recommended settings.

c. The batteries shall be Lithium Iron Phosphate, 700 Ahr (33kwhr) and should include communications capable of integrating with the Sol Ark 15k LV charge controller.

2. Replace existing off grid electrical system backup generator.

a. The existing backup generator system is a Winco PSS30F4-03/1 28kW Propane

Generator.

The existing generator is owned by others and will be removed prior to the start of this project.

b. The contractor shall replace the generator with a 28kW Generator that uses propane fuel. The new generator shall have autostart compatible with the SolArk controller, if possible.

3. Replace existing off grid photovoltaic collectors (optional items).

a. The contractor shall remove, dispose of, and replace two existing PV array systems.

Each existing array (west and east) is 60 Watts, with 8 modules each. Replace the racking, the arrays and wiring to connect the system.

Additionally, test PV panels in an existing array (south); if panels are damaged or have insufficient output contractor shall remove and replace PV panels in kind.

For the west and east arrays, it is the intention to reuse the existing mounting poles.

Poles are 4” diameter and can support up to 90 sq ft of solar module. Size new modules to provide the largest array that can be supported using the existing poles.

1.02 LOCATION

1. This project is located adjacent at the Sled Springs Work Center, approximately 20 miles north of Enterprise, OR.

2. Directions from Enterprise Oregon, head north on State Highway OR-3N for

20.9 miles, turn left onto NF-3035 for 0.3 miles, turn left into work center.

3. Lat / Long : (45.706528, -117.282726)

1.03 GENERAL SITE CONDITIONS AND WEATHER

1. The elevation of the project is approximately 4470 feet above mean sea level.

2. The Work Center is in use from April - October. The tenants are aware of the work required in this project.

djrapoza Highlight djrapoza Highlight

SUMMARY OF WORK 01 11 00 - 2 / 2

1.04 USE OF PREMISES

a. Contractor shall have limited use of premises for construction operations, including use of Project site, during construction period. Contractor shall at all times conduct operations to ensure the least inconvenience to the tenants.

Contractor shall at all times conduct operations to maintain access to the premises.

b. Confine storage of materials to areas as approved by the Contracting Officer.

c. Contractor shall provide adequate barricades and take necessary safety measures to protect the tenants. Contractor shall minimize disturbance of all areas.

d. Preservation of Natural Features: Confine all operations to work limits of the project. Prevent damage to natural surroundings.

e. Contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government. Existing utilities include electrical lines, natural gas lines, water lines and sewage lines.

f. Interruption of Existing Utility Service: Notify the Contracting Officer 24 hours in advance of any interruption of existing utility services.

1.05 MEALS AND LODGING

a. Meals and/or lodging will not be available at Forest Service facilities.

1.06 CONSTRUCTION SEQUENCE

a. There is no specified construction sequence for this project.

1.07 TIME LIMITS

a. Period of Performance: 60 days after issuance of Notice to Proceed.

b. The project site is not accessible from November through March so no construction will be possible during these winter months.

1.08 FIELD VERIFICATION

a. Field verify all new and existing dimensions and new and existing utility locations/elevations affecting the work of this contract before ordering products.

END OF SECTION

MOBILIZATION 01 73 20 - 1 / 1

SECTION 01 73 20

MOBILIZATION

PART 1 GENERAL

1.01 SUMMARY

A. This item is intended to compensate the Contractor for operations including, but not limited to, those necessary for the movement of personnel, equipment, supplies, and incidentals to the project site; for payment of premiums for bonds and insurance for the project; and for any other work and operations which must be performed or costs that must be incurred incident to the initiation of meaningful work at the site and for which payment is not otherwise provided for under the contract.

1.02 MEASUREMENT

A. Method: Measure mobilization by the lump sum.

1.03 PAYMENT

A. The accepted quantity, measured as provided above, will be paid at the contract price per unit of measurement for the pay item listed below that is designated in the SCHEDULE OF ITEMS.

B. The mobilization lump sum will be paid as follows:

1.2. Fifty percent of the lump sum, not to exceed 5 percent of the original contract amount, will be paid following completion of 5 percent of the original contract amount, not including mobilization.

3. Payment of the remaining portion of the lump sum, up to 10 percent of the original contract amount, will be paid following completion of 10 percent of the original contract amount, not including mobilization.

4. Any portion of the lump sum in excess of 10 percent of the original contract amount will be paid after final acceptance.

BASIC MATERIALS AND METHODS 26 00 02 - 1 / 7

SECTION 26 00 02

BASIC MATERIALS AND METHODS

1. PART 1 GENERAL

1.01 DESCRIPTION

A. Furnish all new materials of latest standard design, which are the standard product of manufacturers who regularly engage in the production of such equipment.

Provide material of the same type or classification and used for the same purpose of the same manufacturer. Furnish materials, equipment, and devices approved by the Underwriters Laboratories, Inc., for the purposes for which they are used. Certain classes of materials used are not within the scope of UL Reexamination Services;

therefore, this does not apply when not applicable.

1.02 SUBMITTALS

Submit equipment catalog data and manufacturer's installation, operating and maintenance instructions for approval of the following items in accordance with contract:

1. Battery System

2. Generator

3. PV Arrays

B. Submit a written startup / shutdown procedure for battery system and generator system.

C. Submit a written winterization procedure for the battery system and generator system.

D. Submit a written spring startup procedure for the battery system and generator system, this can be covered by the startup shut down procedure if applicable.

2. PART 2 PRODUCTS

2.01 DISCONNECT SWITCHES

A. Furnish and install disconnect switches conforming to NEMA KS 1, type HD, sized for the ampere and voltage as shown on the Drawings and as required by the National Electrical Code and nameplate requirements of the equipment served.

B. Provide disconnecting means for all motor driven devices, unit heaters, etc.

whether shown on the drawings or not.

C. Disconnect switches shall be of the fused or unfused type as required by the load served. Where fused disconnects are specified or required provide fuses as specified herein.

1. Construction: Switches heavy-duty class, quick-make, quick-break, safety type, externally operable, (with bypassable interlock to allow opening of cover in "ON" position). Switch shall have positive indication of "OFF" and "ON" position. Devices shall have visible blades unless molded case

BASIC MATERIALS AND METHODS 26 00 02 - 2 / 7

breaker mechanism is used. Switches shall be constructed to prevent single phasing of switch blades due to mechanical failure.

2. Provide switches of the proper horsepower, ampere, and voltage rating with number of poles required to open all ungrounded conductors under rated load and with S/N bar where required.

3. Enclosure: Unless otherwise indicated, furnish individually mounted switches in NEMA type 1 enclosure except in wet locations or where indicated as weatherproof, in which case, furnish a Nema 4X Stainless steel enclosures required as shown on the drawings.

2.02 CONDUIT AND RACEWAY

A. Rigid Galvanized Steel Conduit ANSI C80.1.

B. Electrical Metallic Tubing ANSI C80.3.

C. Rigid PVC UL listed Schedule 80.

D. PVC Coated Rigid Galvanized Steel Conduit with external PVC coating approximately .040” thick coating: conform to NEMA RN1-1974, Type A.

Provide fittings with PVC coating as above.

E. Liquidtight Flexible Metallic Conduit ANSI/NFPA 70 additionally provide liquidtight flexible conduit, zinc-coated steel core, extruded gray PVC cover, U.L.

approved.

CONDUIT SYSTEM NEMA 1

Pressed Metal

NEMA 3 & 4

Cast Boxes with Threaded Hubs

NEMA

3&4 PVC

Boxes

EMT systems not exposed to weather X X IMC or RGC systems nonhazardous locations

X

Nonhazardous boxes exposed to weather, EMT, RGC or IMC systems

X

PVC system X

F. Exposed Boxes G. Boxes exposed to weather, wet locations, hazardous locations, rigid conduit or

EMT systems threaded hubs and case gasketed cover, meeting F.S. W-C-586. Any type, design, form, and style will be acceptable unless otherwise specified or shown on the drawings.

H. Boxes in other locations shall be corrosion resistant finish meeting F.S. W-J-800.

I. Catalog numbers shown below are Appleton Electric Company. Similar products of other manufacturers are equally acceptable.

J. EMT Systems (dry locations) (NEMA 1) K. EMT, RGC, EMT Conduit Systems (wet locations) (NEMA 3 & 4)

1. Switch Receptacle and Junction Boxes - FS Series with

BASIC MATERIALS AND METHODS 26 00 02 - 3 / 7

2. (EMT, IMC and RGC systems, exterior cast cover and exposed to weather and damp locations) & gasket.

Above Grade Pull or Junction Box

3. Provide code gage galvanized sheet steel NEMA 1, 3, 4, 7, 12 pull boxes where required on the drawings. Provide removable screw cover on the largest access side of the box unless otherwise detailed. Where cast boxes are indicated or specified, provide conduit entrances with threaded hubs.

Provide stainless steel screws at all exterior and damp locations. Where pull boxes are required but not shown on the drawings, provide pull boxes as specified above sizes per NEC requirements or at Contractor's option, utilize OZ Type PB, PBW, or PFV pull box fittings. Paint all pull boxes with a rust inhibiting primer and finish coat to match surrounding finish.

Below Grade Pull Box

4. No ground disturbance is allowed for this project.

2.03 CONDUIT FITTINGS

A. Conduit fitting shall match the raceway material.

B. Threaded hubs for connection of conduit to junction, device or terminal boxes shall be made of cast ferrous alloy, electroplated with zinc and shall have insulated liner and insulating bushings. The hubs shall utilize a neoprene O-ring and shall provide a watertight connection.

C. EMT fittings shall be compression fittings only. Provide insulated throat fittings D. Rigid conduit fittings shall be threaded. Provide insulating bushings on all terminations.

E. Provide grounding bushing on all steel conduit terminations

2.04 SWITCHES AND RECEPTACLES

A. Provide wiring devices indicated. Furnish ivory colored devices and plates unless otherwise indicated.

B. Wall switches, phenolic compound bodies, 20 ampere, 120-277 volt for use on alternating current only, tungsten rated, side and back wired.

C. Receptacles with third post for ground, impact resistant nylon face and body, side and back wired, 20 ampere, NEMA 5-20R duplex 125 volt, for use on alternating current only, specification grade.

D. Provide ground fault circuit interrupter receptacles with third post for ground, impact resistant nylon face and body, side and back wired, 20 ampere, NEMA 5- 20R duplex 125 volt, for use on alternating current only, specification grade.

Provide power on indicator light.

E. Cover Plates and Engraving F. Provide impact resistant brown or white or ivory colored, nylon cover plates for all wiring devices in finished space unless otherwise indicated.

G. Provide panel and circuit number on all receptacle and device cover plates.

BASIC MATERIALS AND METHODS 26 00 02 - 4 / 7

2.05 CONDUCTORS

A. This specification covers all conductors not specified in other sections. Furnish conductors and cable conforming to UL, Federal Specification J-C-30, or IPCEA as applicable. Provide new cable manufactured within 1 year prior to installation.

Deliver to jobsite in original cartons bearing U.L. label.

B. 600V Power, Lighting and Control Circuits: Provide copper conductors.

Aluminum will not be allowed. Copper conductors unless otherwise specified, conform to Federal Specification J-C-30. For cable type THW, or THWN, provide insulation conforming to Federal Specification J-C-30A. For type XHHW, XLP- USE, provide cross-linked polyethylene insulation conforming to IPCEA S-66-524.

Color code insulation for wire sizes No. 14 through No. 6, No. 4 AWG and larger may be color coded with tape. Motor Control and Power Circuits stranded. See 26 00 01 for specific conductor types.

2.06 LUGS, CONNECTORS AND TERMINATIONS

A. F.S. W-S-610B or approved equal.

B. Solderless insulated pressure twist-on connectors for conductors No. 8 or smaller for in-line splices for circuits other than motor power and control circuits.

C. Use circumferential compression fittings for No. 6 AWG and larger conductors, termination lugs and splices. Copper conductors - tin plated copper terminals filled with oxide inhibiting pentrox compound.

2.07 INSULATION

A. Provide insulation equal to insulation of conductors used. For above ground installations, use thermoplastic tape, heat shrink tubing, preinsulated splices, expandable insulated sleeves or resin encapsulated splices.

2.08 TAPE

A. Tape F.S. HH-I-595B or approved equal.

2.09 INTERIOR PERFORATED MOUNTING CHANNEL

A. Provide 1-1/2" x 1-1/2" continuous steel channel with 17/32" diameter holes on 1-

1/2" centers on 3 sides of channel for bolting to. Fourth side of channel shall have 7/8" continuous slot for accessory hangers. Furnish accessory mounting hardware for equipment, clamps, hangers, etc.

3. PART 3 EXECUTION

3.01 GENERAL

A. Follow manufacturer's directions in delivery, storage, protection and installation of equipment and materials.

B. Notify CO of any conflicts between manufacturer's instructions and contract documents.

3.02 WIRING METHODS

A. Concealed Wiring: Install all wiring, raceway, boxes, fittings, etc., concealed unless otherwise specified or shown on the drawings.

BASIC MATERIALS AND METHODS 26 00 02 - 5 / 7

B. Installation: Install equipment and materials, align, level and adjust for satisfactory operation. Install equipment so that all parts are easily accessible for inspection, operation, maintenance and repair.

C. Structural Openings: Obtain written permission of the CO before cutting or piercing structural members. Install sleeves of black iron pipe sized to accommodate the penetration. All openings in structure made by parts piercing waterproofing shall be sealed and made watertight.

D. Junction Boxes and Pull Boxes: Install junction and pull boxes in locations that will be accessible after completion of the installation. In general, provide boxes to limit branch circuit conduit runs to 125 feet and to limit bends to the equivalent of 270 degrees. Additional boxes may be provided to facilitate wire pulling.

3.03 RACEWAYS

A. Table A specifies the type of raceway required for each location and application by raceway definition listed below. Unless otherwise specified in Table A, unscheduled conduit shall be rigid steel type RGC.

B. Raceway definitions:

1. EMT - Electrical Metallic Tubing

2. RGC - Rigid Galvanized Conduit

3. FLEX - Flexible Steel Tubing

4. LIQUIDFLEX - Liquid Tight Flexible Steel Tubing

(Sealflex)

5. PVC - Polyvinyl Chloride

C. Metallic Raceways: Install all power and control wiring in metallic raceways unless otherwise shown on the drawings. Install raceways concealed unless otherwise shown.

D. Raceway Sealing: Seal raceway where entering through structure with duct seal for three inches to prevent moisture entrance.

E. Raceway Types: Use the following types of raceways in locations shown, unless otherwise shown on the drawings. Any of the indicated raceways may be used for the indicated locations.

F. TABLE A:

EMT RGC FLEX LIQUID

FLEX

SCH 40

PVC

SCH 80

PVC

Non-corrosive Exposed to Weather

X X

Hazardous Locations (Class I, Division 1)

X

Exposed Runs Sizes Larger than 1-1/4" X

BASIC MATERIALS AND METHODS 26 00 02 - 6 / 7

EMT RGC FLEX LIQUID

FLEX

SCH 40

PVC

SCH 80

PVC

Interior Buildings Dry X X X

Interior Building Wet or Damp X X

Exterior of Buildings Dry or Wet

X

J-Box to Fixed Motors, Unit Heaters, and Fixed Equipment

X X

G. Sizes: Use raceways no smaller than 3/4 inch.

H. Raceways Exposed: Run exposed raceways in straight lines, at right angles, or parallel with building and equipment lines.

I. Raceway Fittings, Connections and Installation:

1. Couplings and Connections: Make all raceway couplings and connections watertight.

2. On rigid metallic conduit systems, use threaded connections at all locations.

3. On electric metallic tubing system, use insulated throat, rain-tight, concrete tight compression-type fittings at all locations. Indentor set screw fittings will not be allowed.

4. On PVC systems, use PVC glued joints except at metal or fiberglass enclosures, use watertight hubs.

5. Make all box connections with two locknuts and one insulated steel, plastic or fiber bushing if threaded hubs are not provided. On all metallic conduit and tubing systems, provide grounding locknuts or grounding bushings where required.

6. Provide 3" of duct seal at exterior conduit entrances to junction boxes as specified above under RACEWAYS.

7. Support raceways with wall brackets, perforated channel, pipe hangers, or ceiling trapezes. Run conduit parallel and perpendicular with each other and building lines. Wire, chain, or perforated plumber's strap are not acceptable for raceway supports. Support conduit 8'-0" on centers max. and within 18" of termination. Use trapeze hangers, pipe hangers, or channel to support two or more conduits per run.

3.04 CONDUCTORS

A. General: Circuit all branch circuits as shown on the drawings. Provide copper conductors for interior and exterior building wiring. Aluminum will not be permitted.

BASIC MATERIALS AND METHODS 26 00 02 - 7 / 7

B. Control and Motor Power Circuit Conductors: Provide stranded copper, THWN conductors for control and motor power circuits in conduit, unless otherwise shown on drawings.

3.05 CONDUCTOR INSTALLATION

A. Keep all conductors within the manufacturer’s allowable tension limits during installation. Use lubricants for wire pulling intended for use with the insulation and raceway material. Observe cable manufacturer's and industry standard cable bending radius recommendations. Do not install conductors at temperatures less than 30 degrees F.

3.06 SPLICING AND TERMINATIONS

A. General: Provide all splices and terminations including all required hardware for a complete installation.

PHOTOVOLTAIC COLLECTORS 26 31 00 - 1 / 5

SECTION 26 31 00

PHOTOVOLTAIC COLLECTORS

PART 1 -- GENERAL

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.02 SUMMARY

A. Section Includes:

1. PV laminates (cells laminated into rigid sheets, with connecting cables).

2. PV modules (laminates in mounting frames).

3. Charge controllers.

4. Inverters.

5. Mounting structures.

1.03 DEFINITIONS

A. ETFE: Ethylene tetrafluoroethylene.

B. FEP: Fluorinated ethylene propylene.

C. IP Code: Required ingress protection to comply with IEC 60529.

D. MPPT: Maximum power point tracking.

E. PTC: USA standard conditions for PV.

F. PV: Photovoltaic.

G. STC: Standard Test Conditions defined in IEC 61215.

1.04 BUY AMERICA ACT:

A. Products will meet the Buy America Act requirements as identified in FAR 25.201.

1.05 ACTION SUBMITTALS

A. Product Data: For each type of product.

1. Include construction details, material descriptions, dimensions of individual components and profiles, and finishes for PV panels.

2. Include rated capacities, operating characteristics, electrical characteristics, and furnished specialties and accessories.

3. Identify Buy America Act requirements are met.

B. Shop Drawings: For PV modules.

1. Include plans, elevations, sections, and mounting details.

2. Include details of equipment assemblies. Indicate dimensions, weights, loads, required clearances, method of field assembly, components, and location and size of each field connection.

3. Detail fabrication and assembly.

PHOTOVOLTAIC COLLECTORS 26 31 00 - 2 / 5

4. Include diagrams for power, signal, and control wiring.

1.06 INFORMATIONAL SUBMITTALS

A. Field quality-control reports.

B. Sample Warranty: For manufacturer's special materials and workmanship warranty and minimum power output warranty.

1.07 CLOSEOUT SUBMITTALS

A. Operation and Maintenance Data: For PV modules to include in operation and maintenance manuals.

1.08 WARRANTY

A. Manufacturer's Special Materials and Workmanship Warranty: Manufacturer agrees to repair or replace components of PV modules that fail in materials or workmanship within specified warranty period.

1. Manufacturer's materials and workmanship warranties include, but are not limited to, the following:

a. Faulty operation of PV modules.

2. Warranty Period: One year from date of Substantial Completion.

B. Manufacturer's Special Minimum Power Output Warranty: Manufacturer agrees to repair or replace components of PV modules that fail to exhibit the minimum pow-er output within specified warranty period. Special warranty, applying to modules only, applies to materials only, on a prorated basis, for period specified.

1. Manufacturer's minimum power output warranties include, but are not limited to, the following warranty periods, from date of Substantial Completion:

a. Specified minimum power output to 80 percent or more, for a period of

20 years.

2. PART 2 -- PRODUCTS

2.01 MANUFACTURED UNITS

A. Manufacturers: Subject to compliance with requirements (including Buy American Act), available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following:

B. Basis-of-Design Product: Subject to compliance with requirements (including Buy American Act), provide product indicated on Drawings or comparable product by one of the following:

1. Aleo Solar.

2. BP Solar USA.

3. Canadian Solar.

4. ET Solar.

5. Evergreen Solar, Inc.

6. GE Energy; General Electric Company.

7. Kaneka Corporation.

PHOTOVOLTAIC COLLECTORS 26 31 00 - 3 / 5

8. Kyocera International, Inc.

9. Mitsubishi Electric Corporation.

10. REC Solar US LLC.

11. Sanyo North America Corporation.

12. Schott Solar.

13. Sharp Electronics Corporation.

14. SunPower Corporation.

15. Suntech Power.

16. Trina Solar Limited.

17. United Solar Ovonic LLC.

2.02 PERFORMANCE REQUIREMENTS

A. NRTL (Nationally Recognized Testing Laboratory) Listing: Entire assembly shall be listed and labeled by a qualified testing agency acceptable to authorities having jurisdiction for electrical and fire safety, Class C, according to UL 1703.

B. FM approved for NFPA 70, Class 1, Division 2, Group C and Group D hazardous locations.

2.03 SYSTEM DESCRIPTION

A. Battery-Storage PV System:

1. Connected to a battery bank to provide electricity to Project.

2. Existing system is three arrays of eight modules each to generate up to a total nominal 7,200 rated Watts.

3. System Components:

a. Cell materials.

b. PV modules.

c. Array frame.

d. Charge controller.

e. Inverter.

f. Overcurrent protection/combiner box.

2.04 MANUFACTURED UNITS

A. Cell Materials: For South Array match existing PV cell construction.

B. Cell Materials: For East and West Arrays, N-type Monocrystalline C. Junction Box:

1. Size: 1.56 by 3.96 by 0.52 inch.

2. Fully potted, vandal resistant.

3. IP Code: IP65.

4. Flammability Test: UL 1703.

D. Output Cabling:

1. 0.158 inch.

PHOTOVOLTAIC COLLECTORS 26 31 00 - 4 / 5

2. Quick, multiconnect, polarized connectors.

3. Two-Conductor Harness: No traditional return wire is needed from the end of a row back to the source combiner.

E. Series Fuse Rating: As required for >.

2.05 MODULE FRAMING

A. PV laminates mounted in anodized extruded-aluminum frames.

1. Entire assembly UL listed for electrical and fire safety, Class A, according to UL 1703, complying with IEC 61215.

2. Frame strength exceeding requirements of certifying agencies in subpara-graph above.

3. Retain one of three "Finish" subparagraphs below.

4. Finish: Anodized aluminum.

a. Alloy and temper recommended by framing manufacturer for strength, corrosion resistance, and application of required finish.

b. Color: As indicated by manufacturer's designations.

5. Finish: High-performance organic finish.

a. Fluoropolymer Two-Coat System: Manufacturer's standard two-coat, thermocured system consisting of specially formulated inhibitive pri-mer and fluoropolymer color topcoat containing not less than 70 per-cent PVC resin by weight.

b. Color: As indicated by manufacturer's designations.

6. Finish: Baked-enamel finish.

a. Color: As indicated by manufacturer's designations.

2.06 ARRAY CONSTRUCTION

A. Framing:

1. Material: Extruded aluminum, Galvanized steel, or Coated steel.

2. Maximum System Weight: Less than 4 lb/sq. ft.

3. Minimum Distance to Connectors: 6 inches.

4. Raceway Cover Plates: Aluminum or Galvanized steel.

3. PART 3 -- EXECUTION

3.01 EXAMINATION

A. Examine substrate areas and conditions, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of the Work.

B. Do not begin installation until mounting surfaces have been properly prepared.

C. If preparation of mounting surfaces is the responsibility of another installer, notify

CO of unsatisfactory preparation before proceeding.

D. Examine modules and array frame before installation. Reject modules and arrays that are wet, moisture damaged, or mold damaged.

PHOTOVOLTAIC COLLECTORS 26 31 00 - 5 / 5

E. Examine roofs, supports, and supporting structures for suitable conditions where PV system will be installed.

F. Proceed with installation only after unsatisfactory conditions have been corrected.

3.02 FIELD QUALITY CONTROL

A. Perform tests and inspections with the assistance of a factory-authorized service representative.

B. PV module will be considered defective if it does not pass tests and inspections.

C. Prepare test and inspection reports.

SINGLE PHASE ENGINE GENERATOR SET

26 32 01 - 1 / 6

SECTION 26 32 01

SINGLE PHASE ENGINE GENERATOR SETS

PART 1 - GENERAL

1.01 DESCRIPTION OF WORK:

A. Work Included: Provide standby single-phase engine-driven generator set work for the site electrical system as shown, scheduled, indicated, and as specified.

B. Type: The type of standby engine-driven generator set required for the project is propane engine-driven generator sets.

1.02 1.3 STANDARDS:

A. Equipment shall comply with applicable sections of the latest edition of the following standards:

1. NEC.

2. NFPA 37 and NFPA 110.

3. IEEE.

4. NEMA.

5. ANSI.

6. TCEQ Requirements (EPA Tier Levels for Non-Road Engines) Latest effective requirements.

1.03 QUALITY ASSURANCE:

A. Manufacturers: Provide products complying with these specifications and produced by one of the following:

1. Caterpillar Tractor Company.

2. Cummins Power Generation/Onan Corporation.

3. Detroit Diesel Allison Division.

4. Kohler Company.

5. Stewart & Stevenson.

6. Waukesha-Pearce Industries.

7. Other equivalent products approved by CO after award.

B. Emissions Compliance: The generator set engine shall comply with all applicable Oregon Department of Environmental Quality Regulations and Requirements.

C. Testing:

26 32 01 - 2 / 6

1. The entire generator system shall be assembled on the factory test bed and shall be submitted to the full factory standard test to demonstrate automatic operation, start time, full capacity acceptance, regulation, motor starting capability and function of all system safety, prior to shipping to the job site.

System shall be tested at 0.8 pf. A strip chart recording shall be made of each unit to verify frequency, voltage transient, and output power.

2. The reporting form for the factory test shall be submitted to the Engineer for review with the Shop Drawings submittal.

D. Performance Tests: The performance tests of the generating set series shall be in accordance with procedures certified by an independent testing laboratory. The manufacturer shall have successfully tested a prototype of the generating set series offered which shall include:

1. Maximum power level.

2. Maximum motor starting capacity.

3. Structural soundness.

4. Torsigraph analysis per MIL-STD-705B, Method 504.2.

5. Fuel consumption.

6. Engine-alternator cooling airflow.

7. Transient response and steady state governing.

8. Alternator temperature rise per NEMA MG1-22.40.

9. Single step load pickup per NFPA 76A-822.

10. Harmonic analysis and voltage waveform deviation per MIL-STD-705B, Method 601.4.

E. Manufacturer: The system shall be built, tested, and shipped by the manufacturer of the Standby Electric Power System, who has been engaged in the production of engine-alternator sets and associated controls for a minimum of 10 years, so there is one source of supply and responsibility.

F. Warranty: All equipment bearing a manufacturer's guarantee, such as electrical equipment, devices, components, and similar items, shall be construed to have a minimum 2 year parts, travel, and labor guarantee to the Owner by the manufacturer. Any such equipment that proves defective in materials or workmanship within the guarantee period is to be replaced by the Contractor in accordance with the manufacturer's guarantee.

1.04 BUY AMERICA ACT:

A. Products will meet the Buy America Act requirements as identified in FAR 25.201.

1.05 SUBMITTALS:

A. Shop Drawing submittals shall include, but not be limited to, the following:

1. A written description of the system operation (written in this specification format) with all exceptions and/or deviations clearly identified.

26 32 01 - 3 / 6

2. Completely identified and marked catalog cuts of all associated equipment and devices, with all non-applicable items crossed out, and applicable equipment or devices clearly identified.

3. A written description of the maximum "starting" and "running" kVAs and kWs of the system equipment (charts and graphs will not be acceptable).

4. Interconnection wiring diagrams to indicate terminal connections between the remote alarm annunciator panel and the electric set.

5. Complete bill of material for all equipment.

6. Complete warranty information as specified.

7. A notarized letter from the system supplier certifying compliance with all requirements of this Specification.

8. Performance test as specified in Paragraph 1.04/E of this Section.

9. Identify Buy America Act requirements are met.

10. Additional information as required in Section 16002.

1.06 STORAGE AND HANDLING:

A. The standby generator set(s) shall be stored at the factory until they must be shipped to the job site to prevent building construction delay.

B. The standby generator set(s) shall be crated and covered to protect it from damage during shipment and subsequent storage at the job site.

PART 2 - PRODUCTS

2.01 ENGINE-GENERATOR SETS:

A. General: Provide a new propane outdoor rated engine-driven generator set, complete with safety devices, main output breaker, weatherproof enclosure and vibration isolators. Installation shall be complete with all necessary fuel connections, radiator cooling and engine exhaust from the building. Unit shall be capable of continuous standby service.

B. Design Basis: The standby generator set(s) specified and shown on the Drawings is based on Winco PSS30F4 generator. This model is a liquid-cooled gaseous generator set capable of running on propane and delivering 120/240V single-phase power.

C. System Capacity: The engine-generator set, as a unit, shall be rated for a continuous standby capacity of 25.2 kW and 25.2 kVA at 0.8-PF, with an output of 105 amperes while generating 120/240V volt, 1-phase, 3-wire, 60 Hz power, and with performance as specified herein.

D. Set Characteristics: Set manufacturer shall certify that reserve horsepower is available from the engine with all accessories operating in the ambient conditions herein-below. The propane engine-generator set shall be capable of picking up 100% of nameplate kW and power factor, less applicable derating factors, in one step with the engine-generator set at operating temperature, in accordance with NFPA 110, Paragraph 5.13.2.6, and including the following constraints:

1. Ambient conditions of 4800ft altitude and an ambient temp. of -5 to 105°F.

26 32 01 - 4 / 6

2. The BMEP of a turbocharged engine producing rated generator capacity shall not exceed 306 psi for four cycle engines and 225 psi for two cycle engines.

3. The rpm of the engine shall not exceed 1800 rpm and the engine piston speed shall not exceed 2000'per minute.

E. Engine Protective Devices:

1. The engine protective devices shall provide automatic shutdown for over-crank, overspeed, high coolant temperature and low oil pressure. A low coolant level protective device shall be provided but shall alarm only and not initiate engine shutdown

2. The high coolant temperature and low oil pressure shall have pre-shutdown signals.

3. The overcrank alarm shall be the output of a solid-state cranking device pre-set at a 10 second cranking cycle and a 15 second rest cycle. If the engine fails to start on the third cranking cycle, the overcrank alarm shall sound and cranking shall stop. Unit shall be capable of repeating the above cranking cycle after the trouble has been cleared.

F. Remote Start: The engine generator shall have capabilities for 2 wire remote starting from the existing SOLARK 15K-2P solar inverter.

G. Accessories:

1. Starting Batteries: Furnish and install fully charged 24 volt lead acid, impact resistant, storage batteries mounted on the unit or on a separate rack.

Batteries shall have sufficient capacity for 60 seconds of continuous cranking per NFPA 99. Provide all required battery cables, connections, electrolyte and a battery hydrometer.

2. Solid-State Battery Float Charger: A suitable solar automatic SCR voltage regulated battery charger with a maximum charge rate, as recommended by the manufacturer, but not less than 10 amperes shall be provided to maintain each set of batteries at full capacity during standby conditions

3. LPG Regulator: Generator shall be supplied with LPG regulator and piping to connect to the existing LPG tank.

4. Painting: The entire engine generator set shall have all exposed metal sur-faces primed with a rust inhibiting primer and multiple finish coats of the manufacturer's standard machinery enamel finish.

5. Generator Outdoor Housing: Provide a weatherproof and rodent-proof out-door shelter to entirely enclose each generator set, including batteries.

Silencers shall be installed inside enclosure. Enclosure shall have a fixed intake louver with bird screen and a grill protected radiator discharge opening. Enclosure shall have hinges and gasketed access doors and access panels to allow complete unit operation and maintenance without removal of the enclosure. All doors shall be lockable. All sheet metal shall be primed for corrosion protection and finish painted.

26 32 01 - 1 / 6

PART 3 - EXECUTION

3.01 INSTALLATION OF ENGINE-DRIVEN GENERATOR SETS:

A. General: Install standby engine-driven generator sets where shown, in accordance with the equipment manufacturer's written instructions and recognized industry practices, to ensure that the sets comply with the specified requirements and serve the intended purposes.

B. Standards: Comply with NEMA standards, requirements of the NEC and applicable portions of NECA's "Standard of Installation" pertaining to installation of standby engine-driven generator sets and accessories.

C. Vibration Mounts: Install units on properly sized spring type vibration mounts and ribbed neoprene vibration isolators; comply with manufacturer's indicated installation method as applicable.

D. D. Existing Concrete Pad: Install generator set on existing concrete pad. Install any necessary block-outs and mounting bolts

E. Wiring: All feeders for generator and emergency power feeders shall be installed as follows:

1. 1. Horizontal feeder/conduits shall be installed below grade, below a slab on grade, be enclosed in an approved 2-hour enclosure or utilize UL listed 2 hour rated conductors. Where a 2-hour enclosure is required, coordinate enclosure with the General Contractor.

2. 2. Vertical feeders/conduits shall be installed in a 2-hour rated chase or room, be enclosed in an approved 2-hour enclosure or utilize UL listed 2-hour-rated conductors. Where a 2-hour enclosure is required, coordinate enclosure with the General Contractor.

3.02 CONTROL WIRING:

A. General: Provide generator start-up control wiring from inverter to standby generator set.

3.03 INITIAL START-UP AND SYSTEM CHECKOUT:

A. A complete installation shall be initially inspected, adjusted and started and checked out for operational compliance by representatives of the manufacturer. All start-up documentation shall be turned over to Forest Service.

B. The engine lubrication oil and antifreeze shall be provided by the supplier of the electric set for operation under environmental conditions as recommended by the manufacturer.

3.04 TESTING:

A. General: Upon completion of installation of engine-driven generator set and after building circuitry has been energized with normal power source, test emergency power system to demonstrate standby capability and compliance with specified requirements, including automatic start-up, controls, and full load acceptance. Tests shall include operation of standby power system with voltage check while the system is loaded to ensure proper operation of the emergency generator and other system components. Operation of the system shall simulate standby

26 32 01 - 2 / 6 power conditions, that is, loss of main electrical power to the building. Test period shall be a minimum of 2 hours continuous trouble-free operation with at least four automatic transfer switch operations for each switch within the period of operation.

B. Test Load: Testing shall be performed at 0.8 PF with loads as specified hereinbelow. Where the specific set has been factory tested at 0.8 PF as specified hereinbelow, field-testing may be performed at 1.0 PF. The supplier of the engine-generator set shall provide a load bank of sufficient capacity to complement the available building load for testing. The field test shall include running the emergency power system under loads as specified below:

1. 30 minutes at 25% of rated load (field load bank).

2. 1hour at 50% of rated load (field load bank).

3. 4 hours at 100% of rated load (field load bank).

4. Miscellaneous building loads may be used to supplement load bank.

C. Test Readings: The voltage current and frequency readings shall be recorded at 15-minute intervals throughout the test. Each automatic transfer switch shall automatically operate a minimum of four times during the test. There shall be a 15-minute unloaded run at the conclusion of the test to allow engine to cool before shutdown. The Contractor shall make all necessary hook-ups to facilitate field-test and shall furnish all fuel necessary for field-testing. UH Utility Services must be present during load testing.

D. Submittals: Contractor shall furnish all instruments and personnel required for tests.

Submit one copies of certified test results to CO for review. Test reports shall include date and time of test, relative humidity, temperature, and weather conditions. Contractor shall provide minimum 15% replacement parts plus 3 spare filters.

3.05 OPERATOR TRAINING:

A. The manufacturer's start-up representative shall provide a minimum of 2 hours of operating and maintenance training to the Owner's maintenance personnel. Training shall be provided at times convenient to the Owner. Approved Operating and Maintenance Manuals shall be available to the Owner prior to the training session.

B. Instructions and Drawings: Complete instructions, consisting of operating and maintenance manuals, parts book, dimensional drawings, separate unit wiring diagrams and schematics and interconnecting wiring diagrams shall be provided as part of the project operating and maintenance manuals. Include in the documentation a start-up procedure, shutdown procedure and a winterization procedure.

3.06 IDENTIFICATION:

A. Provide metal name plates on genset with LPG Gas information B. Provide metal plates on genset with electrical output information.

BATTERY EQUIPMENT

26 33 23 - 1/3

SECTION 26 33 23

BATTERY EQUIPMENT

1. PART 1 - GENERAL

1.01 DESCRIPTION OF WORK:

A. Work Included: Remove and disposal of existing battery system. Provide new bat-tery storage for the PV array, battery storage should be compatible with existing SOL ARK 15k-2P inverter.

B. Type: The type of batteries should be Lithium Iron Phosphate (LiFePO4)

1.02 BUY AMERICA ACT:

A. Products will meet the Buy America Act requirements as identified in FAR 25.201.

1.03 SUBMITTALS

A. Product Data: For each type and rating of central battery equipment unit.

B. Operation and maintenance data.

C. Identify Buy America Act requirements are met.

1.04 WARRANTY

A. Special Warranty: Manufacturer agrees to repair or replace central battery equip-ment that fails in materials or workmanship within specified warranty period. Spe-cial warranty, applying to batteries only, applies to materials only, on a prorated basis, for period specified.

1. Warranty Period: Include the following warranty periods, from date of Sub-stantial Completion:

a. Central Battery and Equipment: 5 years.

2. PART 2 - PRODUCTS

2.01 DESCRIPTION:

A. Batteries should be rack mounted off grid solar battery system.

B. Size: Battery system should be minimum 700 Ahr (Lithium Iron).

C. Batteries should be compatible for charging, monitoring and temperature regulation by SOL-ARK 15k-2P inverter.

D. General Requirements for Central Battery Equipment:

1. Electrical Components, Devices, and Accessories: Listed and labeled as de-fined in NFPA 70, by a qualified testing agency, and marked for intended lo-cation and application.

2. NRTL Compliance: Fabricate and label central battery equipment to comply with UL 924.

3. Comply with the IBC, NFPA 70, and NFPA 101.

26 33 23 - 2/3

4. Comply with NEMA PE 1.

3. PART 3 - EXECUTION

3.01 INSTALLATION, GENERAL

A. Installation and layout of battery equipment shall match that of the existing battery system as close as is reasonable. Locations shall be the same, width and height can vary as needed within the parameters of the storage shed area, while still allowing clearance and access for batteries and other equipment.

B. Rack Mounted Battery Equipment: Install battery equipment on rack system all rack components and hardware are incidental to battery system costs. Brace rack to existing concrete floor and wall as recommended by the manufacturer.

C. Wiring Method:

1. Install wires in conduit and raceways.

2. Terminate wires per manufacturer instructions or per NEC requirements.

D. Ground equipment according to Section 260526 "Grounding and Bonding for Elec-trical Systems."

1. Separately Derived Systems: Make grounding connections to grounding elec-trodes and bonding connections to metallic piping systems as indicated; com-ply with NFPA 70.

E. Install control wiring between battery equipment and SOL-ARK Inverter.

F. Identify central battery equipment, components, and control wiring.

3.02 FIELD QUALITY CONTROL

A. Manufacturer's Field Service: Engage a factory-authorized service representative to test and inspect components, assemblies, and equipment installations, including connections.

B. Perform tests and inspections.

C. Tests and Inspections:

1. Inspect central battery equipment, wiring, components, connections, and equipment installation.

2. Test insulation resistance for all external branch circuit, feeder, control, and alarm wiring connected to central battery equipment element and component.

3. Test continuity of each circuit.

4. Perform each visual and mechanical inspection and electrical test stated in manufacturer's written instructions and in NETA Acceptance Testing Speci-fication, including specifically those for batteries, battery chargers, and UPS, regardless of the type of central battery equipment provided. Certify compli-ance with test parameters.

5. Perform a load-duration test at rated voltage and rated output current to verify the correct functional operation of the unit under full-load stable operating

26 33 23 - 3/3 conditions for the minimum time limits required by UL 924. Monitor and record ambient temperature and temperatures within the unit.

6. Correct malfunctioning units on-site, where possible, and retest to demon-strate compliance; otherwise, replace with new units and retest.

7. Test and adjust controls, remote monitoring, and safeties. Replace damaged and malfunctioning controls and equipment.

D. Central battery equipment will be considered defective if it does not pass tests and inspections.

E. Prepare test and inspection reports, including a certified report that identifies cen-tral battery equipment and describes all test results. Include notation of deficiencies detected, remedial action taken, and observations made after remedial action.

3.03 DEMONSTRATION

A. Engage a factory-authorized service representative to train Owner's maintenance personnel to adjust, operate, and maintain central battery equipment, and to use and reprogram microprocessor-based control, monitoring, and display functions.

Additionally, test PV panels in an existing array (south); if panels are damaged or have insufficient output contractor shall remove and replace PV panels in kind.