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INSTALLATION GUIDE

PUB2022OCT13

10-DEGREE BALLASTED RACKING SYSTEM

UNIRAC Code-Compliant Installation Manual

UNIRAC welcomes input concerning the accuracy and user-friendliness of this publication. Please write to [email protected].

Summary of Contents for EcoFoot2+

Page 1: ...REE BALLASTED RACKING SYSTEM UNIRAC Code Compliant Installation Manual 2022 by Unirac Inc All rights reserved UNIRAC welcomes input concerning the accuracy and user friendliness of this publication Pl...

Page 2: ...RODUCTION 2 3 WARNINGS AND SAFETY 4 GENERAL APPLICATION NOTES 5 6 SYSTEM COMPONENTS 7 SYSTEM INSTALLATION STEPS 8 12 MID SUPPORT INSTALLATION 13 14 MODULE REMOVAL 15 ROOF ATTACHMENT WITH STRUT 16 21 G...

Page 3: ...INSTALLATION GUIDE PAGE 1 10 DEGREE BALLASTED RACKING SYSTEM Legal Notices 2017 Unirac Inc Unirac and EcoFoot2 are registered trademarks of Unirac Inc LEGAL NOTICES...

Page 4: ...ipment as required by applicable rules and regulations Complying with all applicable local and national building codes including any that may supersede this manual Ensuring that Unirac EcoFoot2 and ot...

Page 5: ...ts The information in this manual is believed to be reliable but does not constitute an expressed and or implied warranty Unirac reserves the right to make changes to the product specifications data s...

Page 6: ...following warnings when installing EcoFoot2 EcoFoot2 components fit together tightly and could cause pinch injuries EcoFoot2 components may be hot to the touch if left in the sun Please follow the sa...

Page 7: ...larification or assistance Installation Requirements EcoFoot2 is ballasted photovoltaic racking designed as a system which requires all EcoFoot2 components the specific module and ballast placement pr...

Page 8: ...nstall Guide Compatible Modules Page on our website www unirac com UL2703 Qualification In cases where UL 2703 certification is required the EcoFoot2 system conforms to the UL2703 Standard for groundi...

Page 9: ...N 12 17 2019 VG B PART ES11204 CP REVISED 5 1 2020 VG ITEM NO PART NUMBER DESCRIPTION QTY 1 ES11204 CP ECOFOOT 2 MID SUPPORT UPPER BRACKET 1 2 ES11206 CP ECOFOOT 2 EPDM PAD 1 D C B A A B C D 8 7 6 5 4...

Page 10: ...es 2 blocks or fewer on the north row north row Bases can be turned around 180 degrees and tucked under the panel If installation requires butyl then butyl will be pre installed on the bottom of the B...

Page 11: ...DEGREE BALLASTED RACKING SYSTEM STEP 3 Place module onto EcoFoot2 Base A Using a 1 2 deep socket Torque nuts F Space modules 1 2 apart using the alignment marks on the Clamps Torque Nuts F to 14 ft l...

Page 12: ...ray Three Blocks When placing three ballast blocks in the EcoFoot2 Base tray lay one block flat and two on the long edge This configuration helps to prevent blocks from becoming dislodged accidentally...

Page 13: ...dress conductors bridging rows STEP 8 Place Deflectors E into slot on EcoFoot2 Base and attach to Rock er using Nut F provided Using a 1 2 deep socket torque Nut F Application of anti seize on thread...

Page 14: ...TION GUIDE PAGE 12 10 DEGREE BALLASTED RACKING SYSTEM STEP 9 FINAL CHECK Check all fasteners to ensure that the torque values are correct and that the modules are properly positioned SYSTEM INSTALLATI...

Page 15: ...y load conditions or with light duty panels The design team at Unirac will indicate use when required INSTALLING LOWER MID SUPPORT Locate module center point 1 using PV module cell lines Ensure the Mi...

Page 16: ...ID SUPPORT Typical view of Mid supports after installation Locate module center point 1 using PV module cell lines Ensure the Mid Support positioned flat on the roof Slide the Lower Mid Support slots...

Page 17: ...the module STEP C Connect Bonding Jumper Lay a bare 6 CU conductor into the two lay in lugs connected to the adjacent modules Tighten lay in lug terminal screw onto the conductor and torque to 7 ft lb...

Page 18: ...e Kit P N ES10843 EcoFoot Strut to Module Hardware Kit P N ES10844 Strut 1 5 8 x 1 5 8 Roof Attachment Length specified on array layout Specified based on roof type Note Roof Attachments require roofi...

Page 19: ...f Attachment low or south edge of PV modules and Wind Deflector STEP 1 Position Strut under and near center of PV module in line with center slots on Wind Deflector Position Strut throughout the array...

Page 20: ...mp components as shown Attach South row Module Clamps onto Strut and Modules STEP 8 Slide Clamp to Module Frame Torque Bolt to 14 ft lbs STEP 7 Place Strut Nut into Strut channel STEP 5 Slide Strut ba...

Page 21: ...1 to Roof Attachment with Bolt Torque Bolt to 14 ft lbs STEP 12 Attach L Bracket 2 to L Bracket 1 by butting flat sides and bolting together Use included L Bracket Bolt to secure two L Feet together...

Page 22: ...ing together Use included L Bracket Bolt to secure two L Feet together STEP 17 Attach L Bracket 2 to Strut Place L Bracket 2 on Strut and secure with L Bracket Bolt STEP 14 Repeat steps 9 and 10 as ne...

Page 23: ...need to be cut to meet the attachment requirements in the project s Layout Plan or engineering report 2 Note that EcoFoot5D ballast trays will not be installed where strut is located UNIRAC proudly of...

Page 24: ...in the Wind Deflector or by drilling a ground hole into the Wind Deflector a minimum of from any edge One Ground Lug is required for every 400 modules connected within an array Unirac recommends using...

Page 25: ...e Wind Deflector identified as component E in the installation guide The Date Code A B C Y Z Z shown above will appear on production parts defined as follows A B C will be used to identify the source...

Page 26: ...and destructive load testing MECHANICAL LOAD TEST Module Manufacturer Model Series Area sq ft Design Load without Mid Supports psf Design Load down with Mid Sup ports psf Boviet Solar BVM6612 M 20 89...

Page 27: ...Q Cells Q PRO BFR G4 17 98 15 1 up 20 down 55 Q PLUS L G4 2 21 46 10 2 up 30 down 33 Q PEAK DUO L G8 3 23 06 17 16 up 20 53 down 46 88 Q PEAK DUO XL G10 3 BFG 24 93 16 7 up 16 7 down 43 5 Q PEAK DUO...

Page 28: ...id Supports psf Design Load down with Mid Sup ports psf Trina TSM XXX PA05 08 17 64 30 up 30 down N A TSM XXXDE14A II 20 93 15 up 30 down 40 DE18M II 25 94 18 92 up 19 01 down 37 85 VSUN VSUNXXX 72MH...

Page 29: ...odel Series LG Electronics LGxxx N or S 1C A5 G4 LGxxx N or Q 1C V5 LGxxx N or Q 1K V5 LGxxxNX W or T V5 LGxxx A M N or Q 1C A6 LGxxx M N or Q 1K A6 LGxxxQAC A6 LGxxxQAK A6 LGxxx N or S 2W A5 B3 or G4...