HomeMy WebLinkAboutRFP - 7420 PHOTOVOLTAIC SOLAR COLLECTION SYSTEM FOR NIX FARMAddendum 1 -7426 Transfort Maintenance Facility Expansion Page 1 of 1
ADDENDUM No. 1
SPECIFICATIONS AND CONTRACT DOCUMENTS
Description of BID 7426: Transfort Maintenance Facility Expansion
OPENING DATE: 3:00 PM (Our Clock) September 13, 2012
To all prospective bidders under the specifications and contract documents described
above, the following changes/additions are hereby made and detailed in the following
sections of this addendum:
1. The opening date has been changed to September 13, 2012 at 3:00 PM
(our clock)
2. No questions will be answered after September 4, 2012
Please contact John Stephen, CPPO, LEED AP, Senior Buyer at (970) 221-6777 with
any questions regarding this addendum.
RECEIPT OF THIS ADDENDUM MUST BE ACKNOWLEDGED BY A WRITTEN
STATEMENT ENCLOSED WITH THE BID/QUOTE STATING THAT THIS
ADDENDUM HAS BEEN RECEIVED.
Financial Services
Purchasing Division
215 N. Mason St. 2nd Floor
PO Box 580
Fort Collins, CO 80522
970.221.6775
970.221.6707
fcgov.com/purchasing
REQUEST FOR PROPOSAL
7420 PHOTO VOLTAIC SOLAR COLLECTION SYSTEM FOR NIX FARM
The City of Fort Collins is requesting proposals from qualified firms to install a PV (photo
voltaic) solar collector system on the southern exposure of the Nix Farm maintenance
shop. The successful proposal will design and install a system in the range of 8 to 12
Kkw as design and bidder costs reflect. The City has a budgeted amount for this project
and would like to leverage as much energy production as possible from the project
dollars.
Proposals may be submitted by E-mail in Microsoft Word or PDF format. E-mail
submittals shall be e-mailed to: purchasing@fcgov.com. If submitting hard copy
proposals, five (5) copies, will be received at the City of Fort Collins' Purchasing
Division, 215 North Mason St., 2nd floor, Fort Collins, Colorado 80524. Proposals will
be received before 3:00 p.m. (our clock), August 17, 2012 and referenced as Proposal
No. 7420. If delivered, they are to be sent to 215 North Mason Street, 2nd Floor, Fort
Collins, Colorado 80524. If mailed, the address is P.O. Box 580, Fort Collins, 80522-
0580.
A prebid walk-through of the project will be held on August 7, 2012 at 10:00 AM at
the jobsite located at 1745 Hoffman Road in Fort Collins.
The City encourages all disadvantaged business enterprises to submit proposals in
response to all requests for proposals and will not be discriminated against on the
grounds of race, color, national origin for all proposals for negotiated agreements.
Questions concerning the scope of the project should be directed to Project Manager,
Steve Strickland at (970) 221-6536 or sstrickland@fcgov.com.
Questions regarding bid submittal or process should be directed to
John Stephen, CPPO, LEED AP, Senior Buyer at (970) 221-6777 or jstephen@fcgov.com.
A copy of the Proposal may be obtained as follows:
1. Download the Proposal/Bid from the BuySpeed Webpage,
www.fcgov.com/eprocurement
The City of Fort Collins is subject to public information laws, which permit access to
most records and documents. Proprietary information in your response must be clearly
identified and will be protected to the extent legally permissible. Proposals may not be
marked ‘Proprietary’ in their entirety. Information considered proprietary is limited to
material treated as confidential in the normal conduct of business, trade secrets,
discount information, and individual product or service pricing. Summary price
Financial Services
Purchasing Division
215 N. Mason St. 2nd Floor
PO Box 580
Fort Collins, CO 80522
970.221.6775
970.221.6707
fcgov.com/purchasing
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 1 of 21
information may not be designated as proprietary as such information may be carried
forward into other public documents. All provisions of any contract resulting from this
request for proposal will be public information.
Sales Prohibited/Conflict of Interest: No officer, employee, or member of City Council,
shall have a financial interest in the sale to the City of any real or personal property,
equipment, material, supplies or services where such officer or employee exercises
directly or indirectly any decision-making authority concerning such sale or any
supervisory authority over the services to be rendered. This rule also applies to
subcontracts with the City. Soliciting or accepting any gift, gratuity favor, entertainment,
kickback or any items of monetary value from any person who has or is seeking to do
business with the City of Fort Collins is prohibited.
Collusive or sham proposals: Any proposal deemed to be collusive or a sham proposal
will be rejected and reported to authorities as such. Your authorized signature of this
proposal assures that such proposal is genuine and is not a collusive or sham proposal.
The City of Fort Collins reserves the right to reject any and all proposals and to waive
any irregularities or informalities.
Sincerely,
James B. O'Neill II, CPPO, FNIGP
Director of Purchasing & Risk Management
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 2 of 21
7420 PHOTO VOLTAIC SOLAR COLLECTION SYSTEM FOR NIX FARM
SCOPE OF WORK
BACKGROUND
Nix Farm maintenance shop is a 6000 sq. ft. building located at 1745 Hoffman Road in
Fort Collins, Co. The facility was constructed in 2002 and is adjacent to the Nix Farm
house. These properties are operations and support facilities for the City of Fort Collins
Natural Areas work group. The maintenance shop has four roof sections that are four-
twelve pitch but at different elevations along its southern exposure. The finished roof is
metal with standing seams.
PROJECT DESCRIPTION
The City of Fort Collins, Operation Services Department, is seeking proposals that will
install a PV (photo voltaic) solar collector system on the southern exposure of the Nix
Farm maintenance shop. The successful proposal will design and install a system in
the range of 8 to 12 Kw as design and bidder costs reflect. The City has a budgeted
amount for this project and would like to leverage as much energy production as
possible from the project dollars.
Architectural drawings of the facility and a pre-design layout (which can be modified by
bidders as needed) are provided with this RFP to aid proposers in evaluating what PV
equipment can be successfully installed or what modification must be made to insure
successful installation. These drawing can be viewed at the end of this RFP document.
SCOPE OF PROJECT
The system must be installed on the roof as shown in the pre-design layout.
The system shall include all necessary materials and equipment to make it fully
functional. Including panels, mounting hardware, wiring, conduit and mounting
hardware, inverters, disconnects at panel and where main building power
disconnect on the outside of the building is.
Structural analysis completed by a professional engineer of the Nix Farm
maintenance shop roof and any wind or snow load considerations shall be
provided by the successful bidder.
Complete installation services to provide a functional operating system.
PV monitoring and status via remote access to be included in this project. Vendor
will submit specifications of monitoring equipment, infrastructure required to
attain monitoring (network drop, phone line, etc.) and all associated ongoing fees
for monitoring to be addressed.
Ensure that all Fort Collins Utilities interconnection contracts and requirements
are met. The systems must comply with all applicable codes and all Fort Collins
Utilities requirements.
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Any roof modifications must be completed so as not to void roof material
warranties. Any modifications done shall be reviewed by roof manufacturer and
approved by the manufacturer/installer representative. Any costs associated with
this manufacturer review shall be paid for by successful bidder.
Installer shall pay close attention to fit and finish and paint/hide/minimize conduit
runs exposed on the interior and exterior of the facility. Inverter location shall be
convenient, but not obtrusive. The inverter location shall be a collaborative
decision between owner and installer as design review evolves.
Project to be completed by October 15th, 2012
The City of Fort Collins will coordinate the Solar Rebate application process with
Fort Collins Utilities.
Proposal Submittal Requirements
Provide an estimate of the total available installed capacity of the proposed
equipment at Nix Farm maintenance shop. Provide an annual (by month) PV
Watts estimate of the PV systems kWh production.
Contractor must be a member of the Colorado Solar Energy Industries
Association and equipment provided shall meet the Fort Collins Utilities Eligible
Equipment List.
Describe previous installations of similarly sized photovoltaic systems. Include
the size of the system, number of panels, kW DC of electricity.
Describe any reorganization/restructuring, including purchases, sales, mergers
and name changes within your contractor or parent contractor within the past
three years.
Provide turnkey cost including all design, materials, and installation per the scope
of work. Contractor must specify American or non-American materials.
The City desires to have American made materials. Contractor may provide
costs for either American made or non-American made or costs for both.
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 4 of 21
REVIEW AND ASSESSMENT
Professional firms will be evaluated on the following criteria. These criteria will be the
basis for review of the written proposals and optional interview session. At discretion of
the City, interviews of top rated firms may be held.
The rating scale shall be from 1 to 5, with 1 being a poor rating, 3 being an average
rating, and 5 being an outstanding rating.
WEIGHTING
FACTOR QUALIFICATION STANDARD
2.0 Scope of Proposal
Does the proposal show an understanding of
the project objective, methodology to be used
and results that are desired from the project?
2.0 Assigned
Personnel
Do the persons who will be working on the
project have the necessary skills? Are
sufficient people of the requisite skills assigned
to the project?
1.0 Availability
Can the work be completed in the necessary
time? Can the target start and completion
dates be met? Are other qualified personnel
available to assist in meeting the project
schedule if required? Is the project team
available to attend meetings as required by the
Scope of Work?
1.0 Motivation Is the firm interested and are they capable of
doing the work in the required time frame?
2.0
Cost and
Work Hours
Do the proposed cost and work hours compare
favorably with the project Manager's estimate?
Are the work hours presented reasonable for
the effort required in each project task or
phase?
2.0 Firm Capability
Does the firm have the support capabilities the
assigned personnel require? Has the firm
done previous projects of this type and scope?
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REFERENCE EVALUATION (TOP RATED FIRM)
The project Manager will check references using the following criteria. The evaluation
rankings will be labeled Satisfactory/Unsatisfactory.
QUALIFICATION STANDARD
Overall Performance Would you hire this Professional again? Did
they show the skills required by this project?
Timetable
Was the original Scope of Work completed
within the specified time? Were interim
deadlines met in a timely manner?
Completeness
Was the Professional responsive to client needs;
did the Professional anticipate problems? Were
problems solved quickly and effectively?
Budget Was the original Scope of Work completed
within the project budget?
Job Knowledge
a) If a study, did it meet the Scope of Work?
b) If Professional administered a construction
contract, was the project functional upon
completion and did it operate properly?
Were problems corrected quickly and
effectively?
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SERVICES AGREEMENT
THIS AGREEMENT made and entered into the day and year set forth below by and
between THE CITY OF FORT COLLINS, COLORADO, a Municipal Corporation, hereinafter
referred to as the "City" and , hereinafter referred to as "Service Provider".
WITNESSETH:
In consideration of the mutual covenants and obligations herein expressed, it is agreed
by and between the parties hereto as follows:
1. Scope of Services. The Service Provider agrees to provide services in
accordance with the scope of services attached hereto as Exhibit "A", consisting of
( ) page and incorporated herein by this reference.
2. The Work Schedule. [Optional] The services to be performed pursuant to this
Agreement shall be performed in accordance with the Work Schedule attached hereto as
Exhibit "B", consisting of ( ) page , and incorporated herein by this reference.
3. Time of Commencement and Completion of Services. The services to be
performed pursuant to this Agreement shall be initiated within ( ) days following
execution of this Agreement. Services shall be completed no later than . Time is of the
essence. Any extensions of the time limit set forth above must be agreed upon in a writing
signed by the parties.
4. Contract Period. [Option 1] This Agreement shall commence upon the date of
execution shown on the signature page of this Agreement and shall continue in full force and
effect for one (1) year, unless sooner terminated as herein provided. In addition, at the option of
the City, the Agreement may be extended for an additional period of one (1) year at the rates
provided with written notice to the Professional mailed no later than ninety (90) days prior to
contract end.
5. Contract Period. [Option 2] This Agreement shall commence , 200 ,
and shall continue in full force and effect until , 200 , unless sooner terminated as
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 7 of 21
herein provided. In addition, at the option of the City, the Agreement may be extended for
additional one year periods not to exceed ( ) additional one year periods.
Renewals and pricing changes shall be negotiated by and agreed to by both parties. The
Denver Boulder Greeley CPIU published by the Colorado State Planning and Budget Office will
be used as a guide. Written notice of renewal shall be provided to the Service Provider and
mailed no later than ninety (90) days prior to contract end.
6. Delay. If either party is prevented in whole or in part from performing its
obligations by unforeseeable causes beyond its reasonable control and without its fault or
negligence, then the party so prevented shall be excused from whatever performance is
prevented by such cause. To the extent that the performance is actually prevented, the Service
Provider must provide written notice to the City of such condition within fifteen (15) days from
the onset of such condition. [Early Termination clause here as an option
7. Early Termination by City/Notice. Notwithstanding the time periods contained
herein, the City may terminate this Agreement at any time without cause by providing written
notice of termination to the Service Provider. Such notice shall be delivered at least fifteen (15)
days prior to the termination date contained in said notice unless otherwise agreed in writing by
the parties. All notices provided under this Agreement shall be effective when mailed, postage
prepaid and sent to the following addresses:
City:
City of Fort Collins
Attn: Purchasing
PO Box 580
Fort Collins, CO 80522
Copy to:
City of Fort Collins
Attn:
PO Box 580
Fort Collins, CO 80522
Service Provider:
In the event of early termination by the City, the Service Provider shall be paid for services
rendered to the date of termination, subject only to the satisfactory performance of the Service
Provider's obligations under this Agreement. Such payment shall be the Service Provider's sole
right and remedy for such termination.
8. Contract Sum. The City shall pay the Service provider for the performance of this
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Contract, subject to additions and deletions provided herein, per the attached Exhibit " ",
consisting of page , and incorporated herein by this reference.
9. City Representative. The City will designate, prior to commencement of the
work, its representative who shall make, within the scope of his or her authority, all necessary
and proper decisions with reference to the services provided under this agreement. All requests
concerning this agreement shall be directed to the City Representative.
10. Independent Service provider. The services to be performed by Service Provider
are those of an independent service provider and not of an employee of the City of Fort Collins.
The City shall not be responsible for withholding any portion of Service Provider's compensation
hereunder for the payment of FICA, Workmen's Compensation or other taxes or benefits or for
any other purpose.
11. Personal Services. It is understood that the City enters into the Agreement
based on the special abilities of the Service Provider and that this Agreement shall be
considered as an agreement for personal services. Accordingly, the Service Provider shall
neither assign any responsibilities nor delegate any duties arising under the Agreement without
the prior written consent of the City.
12. Acceptance Not Waiver. The City's approval or acceptance of, or payment for
any of the services shall not be construed to operate as a waiver of any rights or benefits
provided to the City under this Agreement or cause of action arising out of performance of this
Agreement.
13. Warranty.
a. Service Provider warrants that all work performed hereunder shall be
performed with the highest degree of competence and care in accordance with accepted
standards for work of a similar nature.
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b. Unless otherwise provided in the Agreement, all materials and equipment
incorporated into any work shall be new and, where not specified, of the most suitable grade of
their respective kinds for their intended use, and all workmanship shall be acceptable to City.
c. Service Provider warrants all equipment, materials, labor and other work,
provided under this Agreement, except City-furnished materials, equipment and labor, against
defects and nonconformances in design, materials and workmanship/workwomanship for a
period beginning with the start of the work and ending twelve (12) months from and after final
acceptance under the Agreement, regardless whether the same were furnished or performed by
Service Provider or by any of its subcontractors of any tier. Upon receipt of written notice from
City of any such defect or nonconformances, the affected item or part thereof shall be
redesigned, repaired or replaced by Service Provider in a manner and at a time acceptable to
City.
14. Default. Each and every term and condition hereof shall be deemed to be a
material element of this Agreement. In the event either party should fail or refuse to perform
according to the terms of this agreement, such party may be declared in default thereof.
15. Remedies. In the event a party has been declared in default, such defaulting
party shall be allowed a period of ten (10) days within which to cure said default. In the event
the default remains uncorrected, the party declaring default may elect to (a) terminate the
Agreement and seek damages; (b) treat the Agreement as continuing and require specific
performance; or (c) avail himself of any other remedy at law or equity. If the non-defaulting party
commences legal or equitable actions against the defaulting party, the defaulting party shall be
liable to the non-defaulting party for the non-defaulting party's reasonable attorney fees and
costs incurred because of the default.
16. Binding Effect. This writing, together with the exhibits hereto, constitutes the
entire agreement between the parties and shall be binding upon said parties, their officers,
employees, agents and assigns and shall inure to the benefit of the respective survivors, heirs,
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 10 of 21
personal representatives, successors and assigns of said parties.
17. Indemnity/Insurance.
a. The Service Provider agrees to indemnify and save harmless the City, its
officers, agents and employees against and from any and all actions, suits, claims, demands or
liability of any character whatsoever brought or asserted for injuries to or death of any person or
persons, or damages to property arising out of, result from or occurring in connection with the
performance of any service hereunder.
b. The Service Provider shall take all necessary precautions in performing the
work hereunder to prevent injury to persons and property.
c. Without limiting any of the Service Provider's obligations hereunder, the
Service Provider shall provide and maintain insurance coverage naming the City as an
additional insured under this Agreement of the type and with the limits specified within Exhibit
, consisting of one (1) page, attached hereto and incorporated herein by this reference.
The Service Provider before commencing services hereunder, shall deliver to the City's Director
of Purchasing and Risk Management, P. O. Box 580 Fort Collins, Colorado 80522 one copy of
a certificate evidencing the insurance coverage required from an insurance company acceptable
to the City.
18. Entire Agreement. This Agreement, along with all Exhibits and other documents
incorporated herein, shall constitute the entire Agreement of the parties. Covenants or
representations not contained in this Agreement shall not be binding on the parties.
19. Law/Severability. The laws of the State of Colorado shall govern the construction
interpretation, execution and enforcement of this Agreement. In the event any provision of this
Agreement shall be held invalid or unenforceable by any court of competent jurisdiction, such
holding shall not invalidate or render unenforceable any other provision of this Agreement.
20. Prohibition Against Employing Illegal Aliens. Pursuant to Section 8-17.5-101,
C.R.S., et. seq., Service Provider represents and agrees that:
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a. As of the date of this Agreement:
1. Service Provider does not knowingly employ or contract with an illegal
alien who will perform work under this Agreement; and
2. Service Provider will participate in either the e-Verify program created
in
Public Law 208, 104th Congress, as amended, and expanded in Public Law 156, 108th
Congress, as amended, administered by the United States Department of Homeland Security
(the “e-Verify Program”) or the Department Program (the “Department Program”), an
employment verification program established pursuant to Section 8-17.5-102(5)(c) C.R.S. in
order to confirm the employment eligibility of all newly hired employees to perform work under
this Agreement.
b. Service Provider shall not knowingly employ or contract with an illegal alien to
perform work under this Agreement or knowingly enter into a contract with a subcontractor that
knowingly employs or contracts with an illegal alien to perform work under this Agreement.
c. Service Provider is prohibited from using the e-Verify Program or Department
Program procedures to undertake pre-employment screening of job applicants while this
Agreement is being performed.
d. If Service Provider obtains actual knowledge that a subcontractor performing
work under this Agreement knowingly employs or contracts with an illegal alien, Service
Provider shall:
1. Notify such subcontractor and the City within three days that Service Provider
has actual knowledge that the subcontractor is employing or contracting with an illegal alien;
and
2. Terminate the subcontract with the subcontractor if within three days of
receiving the notice required pursuant to this section the subcontractor does not cease
employing or contracting with the illegal alien; except that Service Provider shall not terminate
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 12 of 21
the contract with the subcontractor if during such three days the subcontractor provides
information to establish that the subcontractor has not knowingly employed or contracted with
an illegal alien.
e. Service Provider shall comply with any reasonable request by the Colorado
Department of Labor and Employment (the “Department”) made in the course of an
investigation that the Department undertakes or is undertaking pursuant to the authority
established in Subsection 8-17.5-102 (5), C.R.S.
f. If Service Provider violates any provision of this Agreement pertaining to the
duties imposed by Subsection 8-17.5-102, C.R.S. the City may terminate this Agreement. If this
Agreement is so terminated, Service Provider shall be liable for actual and consequential
damages to the City arising out of Service Provider’s violation of Subsection 8-17.5-102, C.R.S.
g. The City will notify the Office of the Secretary of State if Service Provider
violates this provision of this Agreement and the City terminates the Agreement for such breach.
21. Special Provisions. [Optional] Special provisions or conditions relating to the
services to be performed pursuant to this Agreement are set forth in Exhibit " ", consisting
of ( ) pages, attached hereto and incorporated herein by this reference.
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 13 of 21
CITY OF FORT COLLINS, COLORADO
a municipal corporation
By:_______________________________
James B. O'Neill II, CPPO, FNIGP
Director of Purchasing and Risk Management
Date:_____________________________
ATTEST:
_________________________________
City Clerk
APPROVED AS TO FORM:
________________________________
Assistant City Attorney
By:_______________________________
__________________________________
PRINT NAME
__________________________________
CORPORATE PRESIDENT OR VICE PRESIDENT
Date:_____________________________
ATTEST: (Corporate Seal)
_____________________________
CORPORATE SECRETARY
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EXHIBIT “ ”
INSURANCE REQUIREMENTS
1. The Service Provider will provide, from insurance companies acceptable to the City, the
insurance coverage designated hereinafter and pay all costs. Before commencing work under
this bid, the Service Provider shall furnish the City with certificates of insurance showing the
type, amount, class of operations covered, effective dates and date of expiration of policies, and
containing substantially the following statement:
"The insurance evidenced by this Certificate will not be cancelled or materially altered,
except after ten (10) days written notice has been received by the City of Fort Collins."
In case of the breach of any provision of the Insurance Requirements, the City, at its option,
may take out and maintain, at the expense of the Service Provider, such insurance as the City
may deem proper and may deduct the cost of such insurance from any monies which may be
due or become due the Service Provider under this Agreement. The City, its officers, agents
and employees shall be named as additional insureds on the Service Provider's general liability
and automobile liability insurance policies for any claims arising out of work performed under
this Agreement.
2. Insurance coverages shall be as follows:
A. Workers' Compensation & Employer's Liability. The Service Provider shall
maintain during the life of this Agreement for all of the Service Provider's employees
engaged in work performed under this agreement:
1. Workers' Compensation insurance with statutory limits as required by
Colorado law.
2. Employer's Liability insurance with limits of $100,000 per accident,
$500,000 disease aggregate, and $100,000 disease each employee.
B. Commercial General & Vehicle Liability. The Service Provider shall maintain
during the life of this Agreement such commercial general liability and automobile liability
insurance as will provide coverage for damage claims of personal injury, including
accidental death, as well as for claims for property damage, which may arise directly or
indirectly from the performance of work under this Agreement. Coverage for property
damage shall be on a "broad form" basis. The amount of insurance for each coverage,
Commercial General and Vehicle, shall not be less than $500,000 combined single limits
for bodily injury and property damage.
In the event any work is performed by a subcontractor, the Service Provider shall be
responsible for any liability directly or indirectly arising out of the work performed under
this Agreement by a subcontractor, which liability is not covered by the subcontractor's
insurance.
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EMPOWER SC LLC
PO BOX 85,
FT COLLINS, CO
DRAWN BY: RICK COEN
DATE: MARCH 21, 2012
NIX FARM SITE PLAN
1745 HOFFMAN MILL ROAD
FORT COLLINS, CO 80524
VER SIZE DWG NO REV
250P 11 KW A - 1.0 1
SCALE 1 : 200 SHEET 1 OF 1
NOTES
(44) SILIKEN 250W MODULES
(1) FRONIUS IG PLUS 11.4-1UNI INVERTER
UNIRAC SOLARMOUNT RACKING
SOLAR
ARRAY
UTILITY METER,
AC DISCONNECT
INVERTER
(INSIDE)
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 19 of 21
EMPOWER SC LLC
PO BOX 85,
FT COLLINS, CO
DRAWN BY: RICK COEN
DATE: MARCH 27, 2012
NIX FARM MAX LAYOUT
1745 HOFFMAN MILL ROAD
FORT COLLINS, CO 80524
VER SIZE DWG NO REV
250P 28.75 KW A - 1.0 1
SCALE 1 : 150 SHEET 1 OF 1
NOTES
(115) SILIKEN 250W MODULES
UNIRAC SOLARMOUNT RACKING
SOLAR
ARRAY
ROOF VENTS
SHADED
AREA
SHADED
AREA
110'-9"
34'-0"
RFP 7420 Photo Voltaic Solar Collection System for Nix Farm Page 20 of 21
PV ARRAY
POWER – 11,000 W
Vmp - 333 VDC
Imp – 8.31 A PER STRING
(44) SILIKEN 250W
(4) STRINGS OF
(11) MODULES EACH
AC DISCONNECT
SILIKEN SLK60P6L 250W
Voc – 37.7 V
Vmp – 30.2 V
Isc – 8.9A
Imp – 8.31 A
NOTE: ALL INTERCONNECTION
WIRES #12 CU RHW-2, USE-2
SUNLIGHT RESISTANT AS PER
MODULE CUT SHEET.
(3) #6 CU THHN, THWN-2
W/ #10 THHN, THWN-2 EGC
IN 3/4" EMT WITH GROUNDING BUSHINGS
NOTE: MAX PV SYSTEM VOLTAGE
PER NEC IS 512 V @ -41°F. ALL DC
BREAKERS AND FUSES RATED AT
600V. MAX DESIGN INPUT
VOLTAGE TO INVERTER IS 600V.
(8) #12 CU RHW-2, USE-2
SUNLIGHT RESISTANT
W/ #12 THHN, THWN-2 EGC
IN FREE AIR WITHIN ARRAY
60A 600V; 2-POLE; KNIFE-BLADE;
FUSIBLE; LOCKABLE; RAIN-TIGHT
400A BUSS
60A 2-POLE
BACKFEED BREAKER
SERVICE PANEL
EMPOWER SC LLC
PO BOX 85,
FT COLLINS, CO
DRAWN BY: RICK COEN
DATE: MARCH 27, 2010
NIX FARM ONE-LINE
1745 HOFFMAN MILL ROAD
FORT COLLINS, CO 80524
VER SIZE DWG NO REV
F 11 KW E - 1.0 1
SCALE 1 : 1 SHEET 1 OF 1
FRONIUS
IG PLUS
11.4-1 UNI
INVERTER
240 VAC
47.5 A MAX
OUTPUT:
FRONIUS COMBINER/
DC DISCONNECT
NOTE: COMBINER / DC DISCONNECT IS
INTEGRATED INTO INVERTER ASSEMBLY
(8) #12 CU THHN, THWN-2
W/ #12 THHN, THWN-2 EGC
IN 3/4" EMT WITH GROUNDING BUSHINGS
SOLADECK MODEL 0783-3R
JUNCTION BOX
NOTE: MARKING OF ALL
SYSTEM COMPONENTS
TO BE COMPLETED IN
COMPLIANCE WITH NEC
ARTICLES 690 AND 705.
(3) #6 CU THHN, THWN-2
W/ #10 THHN, THWN-2 EGC
IN 3/4" EMT WITH GROUNDING BUSHINGS
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