BA CatLab Photovoltaik

The contract timeline is as follows:

• Contract start date: The execution is to begin no later than 5 working days after the receipt of the order letter, or within 12 working days after a request from the client, or according to the start date specified in the attached construction schedule. The client is expected to issue the request by a date that is not explicitly stated in the document.
• Contract end date: The performance is to be completed (ready for acceptance) by September 30, 2027.
• Total duration: Not explicitly stated as a single value.
• Key milestones or phases:
• Submission of verifiable and complete workshop and assembly planning: 6 weeks after contract award.
• Start of construction: Between calendar weeks 6 and 10 of 2027. The client will provide the exact start date 4 weeks in advance through a separate performance call-off.
• End of installation work: Calendar week 18 of 2027.

The core scope of work for this tender involves the comprehensive "Photovoltaic Installation" for the "Neubau Verfügungsgebäude 1.BA CatLab" project at the Helmholtz-Zentrum Berlin für Materialien und Energie GmbH (HZB).

The core deliverables and statement of work summary include:

1. Photovoltaic Installations:

• Laying systems: Installation of the necessary systems for mounting the PV components.
• Distributors, inverters, and accessories: Provision and installation of all required electrical components for power distribution and conversion.
• PV modules and substructures: Supply and assembly of photovoltaic modules and their supporting substructures.
• Cables and lines: Installation of all necessary cabling and wiring for the PV system.
• Potential equalization and overvoltage protection: Implementation of measures for potential equalization and protection against overvoltage.
• Fall protection and installation: Provision and installation of fall protection systems.
• Documentation and revision documents: Creation of all required documentation and revision records for the installation.
• Acceptance and commissioning: This includes expert acceptance by a sworn expert, issuance of a system certificate B (Anlagenzertifikat B according to VDE-AR-N 4110), and the overall commissioning of the PV system, along with instruction for personnel.

2. Special and Other Services:

• As-built documentation/Documentation/BNB:
• Creation of as-built documentation, including as-built plans (1:100/1:50 scale), schematic diagrams, wiring diagrams, cable lists, data point lists, system and functional descriptions, programs and software, operating instructions, maintenance instructions, equipment, material, and spare parts lists, as well as a list of manufacturers and suppliers. This documentation must be submitted in both DIN A4 folder format and digitally.
• Creation of as-built documentation on data carriers in dwg/dxf format.
• Documentation of building materials for BNB (Sustainable Building) certification. This involves providing complete documentation of all used building materials according to sustainable building criteria, including product data sheets, technical data sheets, safety data sheets, and any other relevant documents, test certificates, or proofs regarding ingredients and properties that could affect health, indoor air, or the environment.
• Coordination with the BNB coordination, including digital submission of an Excel table with data sheets for all materials 4 weeks before installation. Non-approved products must be changed until a complete approval list is available.