General Requirements: 1. The new array will be located as shown on the attached site plan (Attachment E). 2. The metal roof structure has been engineered to accommodate the added PV panel loads. 3. PV panels will be attached to the standing seam metal roof ribs with S-5 type panel clips. PV Racking Systems: 1. Metal roof tilt angle: Match existing roof slope 2. Metal roof attachment: Basis-of-design is the S-5 PV Kit by Metal Roof Innovations, Ltd. 3. The Snap-N-Rack Series 500 PV Mounting System and the Unirac Metal-X system are approved. Submit technical specifications for proposed alternate racking systems. 4. All racking components utilized for array equipment grounding shall be listed for that purpose and must be appropriately isolated to prevent galvanic corrosion and subsequent loss of array grounding continuity. 5. Shop Drawings: Provide layout and erection drawings showing dimensioned locations of all frames and roof attachments. Include erection drawings, elevations, and details where applicable. 6. Manufacturer Qualifications: Manufacturer with a minimum five years documented experience in producing pre-manufactured solar collector supporting steel framework. 7. Manufacturer's Certificates: Certify products meet or exceed specified requirements. 8. Manufacturer’s warranties. Provide a minimum 10-year manufacturer’s workmanship warranty and minimum 5-year finish warranty for the racking system. Solar Modules: 1. Orientation: Southwest. Refer to Site & Roof Plans (Attachment E). 2. Minimum 20-year warranty. Manufacturer must have been in business for at least 10 years under their current name and tax identification number. Warranty must be in the Owner’s name. Minimum 80% power output or more, for a period of 20 years. Manufacturer agrees to repair or replace components of PV modules that fail to exhibit the minimum power output within the specified warranty period. 3. PV modules shall be listed and in compliance with UL standard 1703, Standard for Safety. Flat-plate Photovoltaic Modules and Panels. Entire assembly shall be listed and labeled by a qualified testing agency acceptable to authorities having jurisdiction for electrical and fire safety, Class A, according to UL 1703. 4. PV modules must also meet or exceed IEC 61215 and all other relevant standards. 5. Modules by Silfab, Q-Cell, Canadian Solar, or approved equal. All electrical equipment must be U.L. listed.
