EN-Rev IM/GN-AM-EN/1.7 Copyright © August, 2019. Canadian Solar Inc.34 |· The allowable maximum twist angle of the moduleis 0.5 degree.· For any single axis tracker installation method withportrait one row, bearing house cannot be allowedto locate under CS3W-P, please put bearing housebetween modules.· Please contact the tracker manufacturer and Cana-dian Solar Inc.’s technical support department fordetails in regard to specific projects.Canadian Solar modules can be grounded usingthird party grounding devices as described be-low. The grounding methods are certified by CSAaccording to UL 1703. All the basic requirements ofthe main installation manual should apply to thealternative grounding methods. For detailed groun-ding instructions, please refer to related third partyinstallation manuals.ANNEX B: ALTERNATIVE GROUNDING METHODSCS3U-PArctechsingle-axis trackerPortrait two rows3438 mm rail(bolting method /M8 bolt + M8 plain washer(O.D. = 24 mm) /1155 mm holes position)Rail drawing No:CS2018002Uplift load ≤2400 PaDownforce load ≤2400 PaSSMFIM-rev01(SkySmart-Module FixingInstallation Manual)CS3W-PArctechsingle-axis trackerPortrait two rows3588 mm rail(bolting method /M8 bolt + M8 plain washer(O.D. = 24 mm) /1155 mm holes position)Rail drawing No:CS2018007Uplift load ≤2400 PaDownforce load ≤2400 PaSSMFIM-rev01(SkySmart-Module FixingInstallation Manual)CS3U-P Soltec SF7 Sing-le-Axis Tracker2454 mm rail(Bolting method /M6 bolt + M6 plain washer(O.D.= 18 mm) / 1300 mm+ 400 mm holes position)Rail drawing No:SF7-MR-04-101_Dr_P00SF7-MR-06-102_Dr_P00Uplift load ≤1800 PaDownforce load ≤1800 PaSF7QG-1500V-en,revision 1.0CS3W-P Soltec SF7 Sing-le-Axis Tracker2542 mm rail(Bolting method /M6 bolt + M6 plain washer(O.D. = 18 mm) / 1300 mm+ 400 mm holes position)Rail drawing No:SF7-MR-04-018_DrUplift load ≤1200 PaDownforce load ≤1200 PaSF7QG-1500V-en,revision 1.0CS3U-P Soltec SF7 Sing-le-Axis Trackerlong rail(bolting method /M8 bolt + M8 plain washer(O.D. = 24 mm) /1155 mm holes position)Uplift load ≤2400 PaDownforce load ≤2400 PaSF7QG-1500V-en,revision 1.0CS3W-P Soltec SF7 Sing-le-Axis Tracker3297 mm rail(bolting method /M8 bolt + M8 plain washer(O.D. = 24 mm) /1155 mm holes position)Rail drawing No:SF7-MR-04-017_DrUplift load ≤2400 PaDownforce load ≤2400 PaSF7QG-1500V-en,revision 1.0