CHANGE OF NOTICE no. 2026-131147-295229 (version published 2026-10-24). Deadline for submitting offers: 2026-10-27 23:59 -> 2026-10-28 23:59. Current content of the notice below; original notice — see link.
KO1-BK/2026/POP-GAZ-0222: RES renewable energy solutions
THE SUBJECT OF THE INQUIRY IS THE DELIVERY AND INSTALLATION OF:
- PHOTOVOLTAIC INSTALLATION – 1 set.
- ENERGY STORAGE – 1 unit.
SPECIFICATION
1. PHOTOVOLTAICS
Photovoltaic installation power minimum 50 kW.
- panel power minimum 500 W,
The number of panels must be adjusted to the total power of 50 kW.
The contracting authority, due to the technological progress of panels and availability of panels with different power, allows the power of individual panels above 500 W, provided that the mathematical rounding does not violate the unit power value of the installation i.e. 50,...; and achieves a minimum power of 50.00 kW.
a) mounting structure adapted to pitched roof;
b) photovoltaic modules:
- cell type - monocrystalline N-type, bifacial
- confirmed resistance to: static load from the back (2400 Pa) and static load from the front (5400 Pa).
- annual power degradation over 30 years - 0.40% (excluding the first year)
- product warranty 12 years, linear power drop 30 years, counted from the date of signing the acceptance protocol.
- CE certification
c) solar DC cables UV resistant and AC cables selected to the installation power;
d) inverter:
- three-phase - 3L+N+PE,
- number of MPPT - minimum 4
- number of strings per MPPT - minimum 2
- DC and AC side protections - overcurrent, surge protectors;
- low starting voltage - max 180V
- wide MPPT voltage range
- power min. 50 kW, 1 unit,
- compatibility with PV modules 500 W+
- intelligent monitoring, remote operation
- communication interface RS485/RS232/CAN/ETH
- protection rating min. IP 65,
- cooling – intelligent air cooling
- CE, NcRfg, PTPiRE certification
- self-adaptation to BMS
- number of battery ports min. 2
- 100% unbalanced output, on each phase
- minimal warranty period for inverter: 5 years from the date of signing the acceptance protocol.
e) surge protection,
f) fire protection.
2. ENERGY STORAGE
- Minimum capacity: 50 kWh
- energy management system
3. ADDITIONAL
a) Minimum warranty period for installation: 36 months from the date of signing the acceptance protocol.
The contractor must offer at least a 36-month warranty on the performed works along with full technical support for the entire subject of the order, counted from the day after the acceptance date. The contracting authority requires that during the warranty period the contractor provides comprehensive maintenance and technical inspections to ensure the continuity of the applied solutions.
b) As part of the warranty, the bidder is obliged to provide service response (service response time) within no more than 5 hours from the moment the contractor reports a fault.
c) The photovoltaic installation concerns factory-new devices.
d) It is the contractor's responsibility to select, deliver, install and start all required fire protection measures, including fire detectors, if their use is required by applicable regulations, a fire protection expert, or the insurance conditions of the facility.
e) The contractor is responsible for preparing as-built documentation along with all administrative decisions necessary for the operation of the photovoltaic installation, including preparation of the telemechanics technical project along with agreement with the Distribution System Operator (DSO).
f) After installation works are completed, commissioning of the photovoltaic installation and connection to the existing power grid is required as well as handling all formalities, performing installation acceptance inspections and commissioning with the DSO and reporting to the State Fire Service (PSP).
ESSENTIAL DELIVERY ASPECTS
1. Works and materials must comply with the requirements specified in the specification. The contractor is responsible for proving the fulfillment of assumptions of individual works and materials.
Building technical documentation where the photovoltaic will be installed (Attachment no. 6 – Technical documentation) will be sent on contractor's request to the indicated e-mail address.
Please send a request for release to: kontakt@pop-gaz.pl.
For security reasons, the contracting authority cannot publish the design assumptions publicly and thus supervises the distribution of sensitive information. Therefore, the contracting authority extends the offer submission deadline.
Potential contractor agrees to keep confidential and not disseminate the technical documentation provided by the contracting authority and not use it for purposes other than preparing and submitting the offer in this procedure.
Every contractor whose offer is not selected is obliged, after receiving information about the procedure outcome, to immediately and permanently destroy or delete all received technical documentation and its copies, extracts and reproductions regardless of their form, including electronic copies.
Upon contracting authority's request, the contractor must provide a written confirmation of compliance.
2. Before submitting an offer, the contractor may perform a site visit to the place of subject execution to familiarize with the specifics of the subject and its location. Contractor can inspect the installation site to get acquainted with the subject, adjust materials, and include in the lump sum price all costs related to proper installation works as specified in this inquiry and documentation. Meetings are possible on working days during working hours by appointment within the inquiry period.
3. The subject of the order must comply with the requirements in the specification.
4. The deadline for full completion is deemed to be the date of signing the final acceptance protocol without reservations from either party. If deficiencies or incompleteness are found during acceptance, parties shall note them in the protocol and set a deadline for their removal. In this case, the day of final acceptance is the day the parties signed the defect removal protocol.
5. The contracting authority informs that the contract will contain clauses:
a) stipulating contractual penalties in favor of the contracting authority in the amount of:
- 100% of the total gross remuneration for the order subject if the contractor is found to have submitted false statements or forged, altered, or untruthful documents or committed fraud during the execution;
- 50% of total gross remuneration for failure or inability to complete the order at the place and time specified by the contracting authority according to the declared readiness period due to reasons attributable to the contractor.
b) reserving the contracting authority the right to deduct penalties from the contractor's remuneration;
c) obliging the contractor to enable inspections at any stage by the Operator, Polish Agency for Enterprise Development, control institutions appointed by the Operator, or other authorized entities to verify the manner and timeliness of the work and enable, for the legally required period, inspection of all related documents including financial documents (regardless of medium).
Category: Delivery / Other deliveries
CPV: 09332000-5 Solar installations, 31430000-9 Electric batteries
Location: Lublin, Lubelskie voivodeship
Warranty period: 36 months
Offer evaluation criteria:
- Total net price (PLN): weight 60
FORMULA: lowest total net price of all valid offers / total net price of analyzed offer * WEIGHT
- Service response time on installation site during warranty period (hours): weight 20
FORMULA: shortest service response time on installation site within warranty period among all valid offers / service response time of analyzed offer * WEIGHT
- Warranty and guarantee with technical support for installation service (months): weight 20
FORMULA: warranty period of analyzed offer / longest warranty period * WEIGHT
Conditions of participation:
- Authorization to perform specific activity or tasks: the contractor must possess the authorizations if required by law.
Additionally, the contractor will submit to the contracting authority proof of business operation:
Current registration documents such as excerpt from the Central Registration and Information on Business (CEiDG) or National Court Register (KRS), and for civil partnerships the partnership agreement, Tax Identification Number (NIP5), and current excerpts from CEiDG or equivalent documents confirming entity registration.
KRS or CEiDG document must be issued not earlier than 3 months before the offer deadline for each participant.
- Knowledge and experience: The contractor must possess knowledge and experience necessary for proper execution.
This is considered fulfilled if the contractor submits a statement confirming knowledge and experience enabling correct order performance, included in the offer form attached to this inquiry.
The contractor has implemented at least 2 PV installations of at least 50 kW each in the last 3 years.
Required documents: references.
- Personnel capable of order execution: The contractor must have in its own resources personnel capable of performing the order:
- at least two persons with valid renewable energy installer certificate in photovoltaic systems issued by UDT or equivalent
- at least two persons with qualification group “E”
Required documents: copies of certificates. Copies must include the clause “I consent to making this document available for proceeding no. KO1-BK/2026/POP-GAZ-0222” with legible owner signature and date.
The contracting authority allows replacement of persons during execution with others having dedicated qualifications.
- Technical potential: considered fulfilled if contractor submits statement of sufficient technical potential included in the offer form.
- Economic and financial standing: considered fulfilled if the contractor submits statement of economic and financial capacity in the offer form.
1. Certificate of no arrears with the Tax Office or equivalent document dated no earlier than 3 months before deadline for each participant.
2. Certificate of no arrears with Social Insurance Institution or equivalent document dated no earlier than 3 months before deadline.
3. Certificate of no criminal record for persons representing the firm and the firm, dated no earlier than 3 months before deadline.
4. Contractor must have minimum annual revenue of PLN 300,000.00.
To confirm, submit financial statements for the last closed financial year or other financial document if financial statements not required.
5. Insurance policy confirming liability insurance worth PLN 400,000.00 with payment confirmation to cover losses due to faulty work and keeping it until contract execution ends. If no policy, a promise to conclude such insurance before signing the contract is accepted.
- Additional conditions:
1. Only offers meeting formal criteria will be considered.
2. Contractor may request clarifications electronically via Competitive Database. Answers will be provided up to 2 days before deadline. Later questions may be answered or left unanswered. Questions and answers will be published. The Contracting Authority reserves the right to make changes to the inquiry or its attachments before the deadline for submission of bids, including without the possibility of extending the submission deadline. If necessary due to the scope of changes introduced, the Contracting Authority will extend the bid submission deadline by the time required to implement changes in the bids. If changes are necessary, they will be published on the BK2021 website.
4. The bid must be prepared on the "Bid Form" which constitutes ANNEX NO. 1 to this inquiry, in Polish, in written, legible form. The bid must be signed by a person authorized to represent the Contractor. The authorization may result from a power of attorney submitted together with the bid, signed by the person(s) authorized to represent the Contractor. An unsigned bid or a bid signed by a person not authorized to represent the Contractor will be rejected.
5. The Contractor is obliged to provide the price for executing the subject of the contract in accordance with the bid form. The total net price given in the bid should be expressed in PLN. This price will constitute the Contractor's lump sum remuneration. The price must take into account all requirements of this inquiry and cover all costs related to the timely and proper execution of the contract subject as well as the conditions and guidelines imposed by the Contracting Authority relating to the subject of the contract. The price must include all requirements specified in this inquiry and any costs the Contractor incurs due to proper and compliant execution of the contract subject according to applicable regulations. The price submitted in the bid should include the full cost for the Contracting Authority. Any discounts or rebates must be immediately included in the price calculation so that the calculated price for executing the contract subject is final, without the Contracting Authority needing to perform recalculations or other activities to determine it.
6. If a bid is submitted in a currency other than PLN, the Contracting Authority will convert this currency to PLN at the average current exchange rate calculated and announced by the National Bank of Poland on the date of publication of this procedure in the Competitiveness Database.
7. The Contractor should also show the value increased by the applicable VAT tax related to the subject of the contract, if relevant.
8. The Contractor bears all costs related to preparing and submitting the bid, regardless of the outcome of the procedure.
9. Documents prepared in a foreign language must be submitted with a translation into Polish, certified as true to the facts by the Contractor.
10. Copies of documents should be legible and marked "Certified True Copy" and signed by the person authorized to submit bids. If an illegible copy or a copy with doubts about its authenticity is submitted, the Contracting Authority may request the original document or a notarized confirmation.
11. Any corrections or changes in the bid text must be initialed and dated by the person signing the bid.
12. Submitting documents that do not prove fulfillment of participation conditions or lack of documents authorizing specific activities or actions will result in exclusion from the procedure.
13. Submitting a bid does not generate any obligations towards the Contracting Authority. The bid is prepared at the Contractor’s expense.
14. Each Contractor may submit only one bid.
15. In case of discrepancies regarding the amount of the bid, the Contracting Authority accepts the amount written in words as the bid price. After the conclusion of the bidding procedure, the Contracting Authority will conclude a contract with the selected Contractor for the execution of the contract subject.
16. The Contracting Authority will notify the selected Contractor about the place and time of signing the contract. The contract conclusion takes place in written or electronic form as referred to in Articles 78 and 78¹ of the Civil Code.
17. At any stage before contract signing, the Contracting Authority may cancel the procedure due to:
- no bids being submitted;
- all submitted bids being rejected;
- the price or cost of the most advantageous or lowest bid exceeding the amount the Contracting Authority plans to allocate for the contract;
- a significant change in circumstances causing the procedure or contract execution to be deficient, which could not have been foreseen earlier;
- the procedure having an irremovable defect preventing the conclusion of a non-cancellable contract;
- the Contracting Authority not signing a co-financing agreement or not obtaining necessary funds for the planned project.
- List of required documents/declarations: The Contractor must provide:
1. Bid form (ANNEX NO. 1)
2. Current registration document according to requirements.
3. Certificate of no tax arrears issued by the Tax Office in accordance with guidelines.
4. Certificate of no arrears at the Social Insurance Institution according to guidelines.
5. Certificate of no criminal record according to requirements.
6. Financial documents.
7. Insurance policy confirming liability insurance or a promise to take out such a policy according to guidelines.
8. DESCRIPTION of the subject of delivery and method of execution allowing verification of offered solution parameters in Polish.
9. Declaration of acceptance of the conditions set forth in the inquiry, which constitutes an integral part of the bid form (ANNEX NO. 1).
10. Declaration of no personal or capital ties with the Contracting Authority (ANNEX NO. 2).
11. STATEMENT regarding exclusion grounds according to Article 7 paragraph 1 of the Act on special solutions to counteract support for aggression against Ukraine and related to national security protection as well as Article 5k of Regulation 833/2014 (ANNEX NO. 3).
12. Authorizations of persons.
13. References.
14. GDPR declaration (ANNEX NO. 4).
15. Certificates.
Failure to submit one of the above required documents together with the bid will result in rejection of the bid.
The Contracting Authority reserves the right to request Contractors to provide explanations and supplementation concerning the content of the bid and documents and to correct obvious errors in the bid content, immediately informing the Contractor about this.
No claims may be made by Contractors against the Contracting Authority due to rejection of a bid or results of the selection procedure.
Submitted bids and their attachments will not be returned after conclusion of the procedure.