INSTALLATION MANUAL OF STANDARD SOLAR MODULES For professional use only
| 1.0 GENERAL INFORMATION |3 1.1 INSTALLATION MANUAL DISCLAIMER |3 1.2 LIMITATION OF LIABILITY |3 2.0 SAFETY PRECAUTIONS |3 3.0 MECHANICAL / ELECTRICAL SPECIFICATIONS |4 4.0 UNPACKING AND STORAGE |5 5.0 MODULE INSTALLATION |6 5.1 MODULE WIRING |8 5.2 GROUNDING |11 6.0 MOUNTING INSTRUCTIONS |12 6.1 MOUNTING METHOD: BOLTING |13 7.
|3 1.0 GENERAL INFORMATION 1.2 LIMITATION OF LIABILITY This general manual provides important safety Canadian Solar Inc. shall not be held responsible for information relating to the installation, maintenance damages of any kind, including – without limitation and handling of CS-series solar modules.
| · Do not disassemble a module or remove any Prior to installation, remove all metallic module part. jewelry to prevent accidental exposure to live circuits. · Do not artificially concentrate sunlight on a module. When installing modules in light rain, · Do not connect or disconnect modules when current morning dew, take appropriate measures from the modules or an external source is present. to prevent water ingress into the connector.
|5 Alternatively, a more accurate correction factor for · Do not stand, step, walk and / or jump on modu- the open-circuit voltage can be calculated using the les under any circumstances. Localized heavy loads following formula: may cause severe micro-cracks at cell level, which in turn may compromise module reliability and CVOC = 1-αVoc ˣ (25 - T) void Canadian Solar Inc’s warranty.
| has a unique serial number containing 13 (pre are considered acceptable for use with Canadian March 2013) or 14 (post March 2013) digits. Solar Inc. modules, provides the mounting system does not violate any other requirements of this · A nameplate is also affixed to the rear of each mo- manual. dule. This nameplate specifies the model type, as well as the main electrical and safety characteristics of the module.
|7 INSTALLATION REQUIREMENTS · Only modules with similar electrical outputs should be connected in the same string to avoid or · Ensure that the module meets the general technical minimize mismatch effects in arrays. system requirements. · To minimize risk in the event of an indirect · Ensure that other system components do not damage the module mechanically or electrically. · Modules can be wired in series to increase voltage or in parallel to increase current.
| · According to UL 1703, any other specific clearance required for maintaining a system fire rating should prevail. Detailed clearance requirements pertaining to system fire ratings must be provided by your racking supplier. 5.1 MODULE WIRING CORRECT WIRING SCHEME · Cable management scheme should be reviewed and approved by the EPC contractor, in particular required cable lengths should be cross-checked considering the specificities of the tracker structure like bearing house gaps.
|9 Table 2: System Cable Scheme for CS3U, CS3K, CS3W, CS3L and CS3Y modules Module types Standard cables Optional cables CS3U-P, CS3U-MS, CS3K-P, CS3K-MS, CS3W-P, CS3L-P, CS3W-MS, CS3L-MS, CS3Y-P, CS3Y-MS Leap-frog · For CS1V, CS1VL, CS1H, CS1HA and CS1K module series, recommended system cable schemes are shown in Table 3: Table 3: System Cable Scheme for CS1V, CS1VL, CS1A, CS1H, CS1HA and CS1K modules Module types Standard cables Rooftop portrait two rows installation CS1V-MS, CS1VL-MS, CS1A-MS,
| · For CS1U module series, recommended system cable schemes are shown in Table 4: Table 4: System Cable Scheme for CS1U modules Module types Standard cables Portrait installation Note: Adjacent two modules (left to right) need to be rotated 180 degrees Landscape installation Note: Adjacent two modules (up and down) need to be rotated 180 degrees CS1U-MS Tracker one by one Tracker for leapfrog Tracker for leapfrog The maximum distance between two adjacent module frames should be within 50 mm (1
| 11 CORRECT CONNECTION OF PLUG CONNECTORS required when securing the junction box cables to the racking system. · Make sure that all connections are safe and properly mated. The PV connector should not be subjected to stress from the exterior. Connectors · Do not place connectors in locations where water could easily accumulate. should only be used to connect the circuit. They should never be used to turn the circuit on and off. · Connectors are not waterproof when unmated. 5.
| module ranges. Please refer to Annex B for more details. GROUNDING METHOD: BOLT + TOOTHED NUT + CUP WASHER. 1. To fix the wire between 2. Then tighten the bolt the flat washer and using the toothed nut. cup washer, place the cup washer (concave side up) between the frame and the wire.
| 13 designer and the installer are responsible for · In cases where an additional support bar is correctly calculating the loads and ensuring that recommended to improve both mechanical the supporting structure meets all the applicable stability and long-term module performance, we requirements. recommend selecting a sufficiently resistant material. Canadian Solar Inc. recommends bars with a minimum thickness of 50 mm (1.97 in).
| Table 5: Approved bolting methods Bolting on the short frame side using four standard mounting holes. Mounting rails run perpendicularly to the long frame side. An additional support bar should be placed below the module as shown below. Bolting on the short frame side using four standard mounting holes. Mounting rails run parallel to the long frame side.
| 15 Bolting on the long frame side using four middle mounting holes. Mounting rails run perpendicularly to the long frame side. Bolting on the long frame side using four middle mounting holes. Mounting rails run parallel to the long frame side.
| 7.0 MAINTENANCE · Do not make modifications to any components of the PV module (diode, junction box, plug connectors or others). · Regular maintenance is required to keep modules clear of snow, bird droppings, seeds, pollen, leaves, branches, dirt spots, and dust. · Modules with sufficient tilt (at least 15°), generally may not require cleaning (rain will have a selfcleaning effect).
| 17 ANNEX A: ALTERNATIVE MOUNTING METHODS All the basic requirements of the main installation port structure. manual should apply to the alternative mounting methods, unless otherwise specified. · Canadian Solar Inc.’s warranty may be void in cases where improper clamps or unsuitable installation The loads described in this manual corresponds methods are found. When installing inter-modu- to test loads.
| Clamp Rail Module frame Min. 15 mm overlap width Table A CS3U-P, CS3U-MS, CS6U-P and CS6U-M A1 A1 A1 A2 A2 A1 A1 A1 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use two clamps on the long side and two clamps on the short side. Mounting rails run perpendicular to the long side frame.
| 19 A1 A1 A1 A2 A2 A2 A2 A1 Use four clamps on the long side. Mounting rails run parallel to the long side frame. Use four clamps on the short side and two clamps on the long side. An additional support bar should be placed below the center of the module. A1 range = (410 – 490) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa A2 range = (200 – 250) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa A A Use four clamps on the short side.
| CS1U-MS A1 A1 A3 A4 A4 A5 A1 A1 A3 A4 A4 A5 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. A1 range = (340 – 550) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 2400 Pa A1 range = (410 – 490) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa EN-Rev IM/GN-AM-EN/2.3 Copyright © October, 2020. Canadian Solar Inc. Use six clamps on the long side. Mounting rails run perpendicularly to the long side frame.
| 21 CS3K-P, CS3K-MS, CS6K-P, CS6K-M and CS6K-MS (Please refer to the separate manual for the KuLite CS3K-P which is a lightweight option for standard CS3K-P) A1 A1 A1 A2 A2 A2 A2 A1 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use four clamps on the short side. Mounting rails run parallel to the long side frame.
| A1 A1 A3 A4 A4 A5 A1 A1 A3 A4 A4 A5 Use four clamps on the long side. Mounting rails run parallel to the long side frame. Use six clamps on the long side. Mounting rails run perpendicularly to the long side frame. A1 range = (240 – 330) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 4000 Pa A3 range = (80 –380) mm, A5 range = (80 –380) mm Maximum Load: Uplift load ≤ 4000 Pa Downforce load ≤ 6000 Pa A1 A2 A2 A1 Use two clamps on the long side and two clamps on the short side.
| 23 CS3W-P, CS3W-MS A1 A1 A1 A A1 A Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use four clamps on the short side. Mounting rails run perpendicular to the long side frame.
| A A Use four clamps on the short side. Mounting rails run perpendicular to the long side frame. A range = (200 - 250) mm Maximum Load: Uplift load ≤ 2200 Pa Downforce load ≤ 2200 Pa A range = (0 - 200) mm Maximum Load: Uplift load ≤ 2000 Pa Downforce load ≤ 2000 Pa CS3Y-P, CS3Y-MS A1 A1 A1 A1 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame.
| 25 Cantilever Span Span Cantilever Support Rafter 24 inches (0.61 m) Clamp Interlock Landscape installation, clamping on long side frame. Mounting Orientation Max Span Max Cantilever length Downforce Uplift 72 inches (1.83 m) 24 inches (0.61 m) 2200 Pa 1400 Pa 64 inches (1.63 m) 21.3 inches (0.54 m) 2400 Pa 1400 Pa 48 inches (1.22 m) 16 inches (0.41 m) 3400 Pa 1800 Pa 32 inches (0.81 m) 10.7 inches (0.
| CS1K-MS and CS1H-MS A1 A1 A3 A4 A4 A5 A1 A1 A3 A4 A4 A5 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use six clamps on the long side. Mounting rails run perpendicularly to the long side frame.
| 27 CS6A-P, CS6A-M, CS6VL-MS and CS6A-MS A1 A1 A1 A2 A2 A2 A2 A1 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use four clamps on the short side. Mounting rails run parallel to the long side frame.
| A1 A1 A3 A4 A4 A5 A1 A1 A3 A4 A4 A5 Use four clamps on the long side. Mounting rails run parallel to the long side frame. Use six clamps on the long side. Mounting rails run perpendicularly to the long side frame.
| 29 A2 A2 A2 A2 A2 A2 A2 A2 Use four clamps on the short side. Use four clamps on the short side and two clamps on the long side. An additional support bar should be placed below the center of the module. A2 range = (0 – 210) mm Maximum Load: Uplift load ≤ 2000 Pa Downforce load ≤ 2000 Pa A2 range = (170 – 210) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa A1 A1 A3 A4 A4 A5 A1 A1 A3 A4 A4 A5 Use four clamps on the long side.
| CS1V-MS A1 A1 A1 A2 A2 A2 A2 A1 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use four clamps on the short side. Mounting rails run parallel to the long side frame.
| 31 A1 A1 A1 A1 Use four clamps on the long side. Mounting rails run parallel to the long side frame. A1 range = (240 – 330) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 4000 Pa CS1VL-MS, CS1A-MS, CS1HA-MS A1 A1 A1 A2 A2 A2 A2 A1 Use four clamps on the long side. Mounting rails run perpendicularly to the long side frame. Use four clamps on the short side. Mounting rails run parallel to the long side frame.
| A2 A2 A2 A2 A2 A2 A2 A2 Use four clamps on the short side. Use four clamps on the short side and two clamps on the long side. An additional support bar should be placed below the center of the module. A2 range = (0 – 250) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 2400 Pa A2 range = (200 – 250) mm Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa A1 A1 A1 A1 Use four clamps on the long side. Mounting rails run parallel to the long side frame.
| 33 MOUNTING METHOD B: INSERTION SYSTEMS res into account: Do not bend the module frame. · The mounting method has been qualified by Cana- Do not touch the front glass or cast shadow dian Solar Inc. as well as certified by VDE and CSA. onto it. Do not damage the surface of the frame. · Insertion methods can vary and depend on the Ensure that the insertion profiles overlap the mounting structures. The installer needs to follow module frame by at least 10 mm (0.39 in).
| CS3K-P, CS3K-MS, CS6K-P, CS6K-M, CS6K-MS, CS6V-P, CS6V-M and CS6V-MS (Please refer to the separate manual for the KuLite CS3K-P which is a lightweight option for standard CS3K-P) Use two insertion profiles running parallel to the long side frame. Use two insertion profiles running perpendicularly to the long side frame.
| 35 Use two insertion profiles running perpendicularly to the long side frame. An additional support bar should be placed below the module. Use two clamps on the support bar. Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa CS1K-MS, CS1H-MS Use two insertion profiles running parallel to the long side frame. Use two insertion profiles running perpendicularly to the long side frame. An additional support bar should be placed below the module. Use two clamps on the support bar.
| Use two insertion profiles running perpendicularly to the long side frame. An additional support bar should be placed below the module. Use two clamps on the support bar. Maximum Load: Uplift load ≤ 2400 Pa Downforce load ≤ 5400 Pa CS3W-P, CS3W-MS Use two insertion profiles running perpendicularly to the long side frame. Maximum Load: Uplift load ≤ 1200 Pa Downforce load ≤ 1200 Pa CS3L-P, CS3L-MS Use two insertion profiles running perpendicularly to the long side frame.
| 37 MOUNTING METHOD C: MOUNTING METHODS WITH (SINGLE-AXIS TRACKER) · Canadian Solar Inc. modules can be mounted on Mounting Rail single-axis trackers using center clamps or mounting holes as described below. All the requirements of the standard module installation manual and specific tracker detailed installation instructions should apply.
| Tracker 2P bolting method Module Type Plain Washer Outer Diameter (mm) Test Load (Pa) C1, C2, A3, A4 18 +1800 / -1600 B1, B2, B3, B4 24 +2400 / -2200 B1, B2, A3, A4 18 +1800 / -1600 B1, B2, B3, B4 18 +2400 / -2000 Mounting Hole Mounting Hole Space Location A1-A3: 400 mm CS3W-P B1-B3: 1155 mm CS3W-MS C1-C3: 1300 mm CS3Y-P CS3Y-MS A1-A3: 400 mm B1-B3: 790 mm C1-C3: 1155 mm · The following tracker manufacturers and types are approved with Canadian Solar modules.
| 39 Uses V2.4 rail + 1180 sup2200 Pa < Uplift load plemental rail* (400 mm+ ≤ 2800 Pa 1155 mm mouting holes) 2200 Pa < Downforce + 8x bobtails load ≤ 2800 Pa (head O.D. 16.8 mm) CS3W-P, CS3W-MS NEXTracker NX Horizon NEXTracker NX Horizon Installation Manual (PDM-000176) 1600 Pa < Uplift load Note*: Technical Bulletin covering supplemental ≤ 2200 Pa 1600 Pa < Downforce rail will be given additional to the installation load ≤ 2200 Pa manual on specific project from Nextracker.
| ANNEX B: ALTERNATIVE GROUNDING METHODS Canadian Solar modules can be grounded using alternative grounding methods. For detailed groun- third party grounding devices as described be- ding instructions, please refer to related third party low. The grounding methods are certified by CSA installation manuals. according to UL 1703. All the basic requirements of the main installation manual should apply to the Company Grounding hardware Compatible Mounting System Reference Manual (Version No.
| 41 ANNEX C: MECHANICAL AND ELECTRICAL RATINGS Standard Test Conditions are: Irradiance of 1000 W/ ±10% or [0; +5 W] of the indicated values for Isc, m2, AM1.5 spectrum, and cell temperature of 25°C. Voc and Pmax. Specifications are subject to change The electrical characteristics are respectively within without notice.
| Module Type Maximum Operating Operating Power voltage current Pmax Vmp Imp Open Circuit Voltage Voc Short Circuit Current Isc Max. Series Fuse Rating CS6V-255MS 255 27.2 9.38 33.3 9.91 15 CS6VH-115MS 115 13.1 8.78 16.2 9.59 15 CS6VH-120MS 120 13.3 9.03 16.4 9.67 15 CS6VH-125MS 125 13.5 9.26 16.6 9.75 15 CS6VL-150MS 150 19.5 7.7 24.6 9.11 15 CS6VL-155MS 155 19.7 7.87 24.8 9.19 15 CS6VL-160MS 160 19.9 8.05 25 9.
| 43 Module Type Maximum Operating Operating Power voltage current Pmax Vmp Imp Open Circuit Voltage Voc Short Circuit Current Isc Max. Series Fuse Rating CS6K-250M 250 30.4 8.22 37.5 8.74 15 CS6K-255M 255 30.5 8.35 37.7 8.87 15 CS6K-260M 260 30.7 8.48 37.8 8.99 15 CS6K-265M 265 30.9 8.61 37.9 9.11 15 CS6K-270M 270 31.1 8.67 38.2 9.19 15 CS6K-275M 275 31.3 8.80 38.3 9.31 15 CS6K-280M 280 31.5 8.89 38.5 9.43 15 CS6K-285M 285 31.
| Module Type Maximum Operating Operating Power voltage current Pmax Vmp Imp Open Circuit Voltage Voc Short Circuit Current Isc Max. Series Fuse Rating CS6U-290M 290 36.3 8.00 44.7 8.51 15 CS6U-295M 295 36.4 8.11 44.9 8.63 15 CS6U-300M 300 36.5 8.22 45 8.74 15 CS6U-305M 305 36.6 8.33 45.2 8.84 15 CS6U-310M 310 36.7 8.44 45.3 8.95 15 CS6U-315M 315 36.9 8.53 45.5 9.04 15 CS6U-320M 320 37.2 8.61 45.6 9.13 15 CS6U-325M 325 37.
| 45 Module Type Maximum Operating Operating Power voltage current Pmax Vmp Imp Open Circuit Voltage Voc Short Circuit Current Isc Max. Series Fuse Rating CS3K-280MS 280 31.7 8.84 38.5 9.49 30 CS3K-285MS 285 31.9 8.94 38.7 9.57 30 CS3K-290MS 290 32.1 9.04 38.9 9.65 30 CS3K-295MS 295 32.3 9.14 39.1 9.73 30 CS3K-300MS 300 32.5 9.24 39.3 9.82 30 CS3K-305MS 305 32.7 9.33 39.5 9.9 30 CS3K-310MS 310 32.9 9.43 39.7 9.
| Module Type Maximum Operating Operating Power voltage current Pmax Vmp Imp Open Circuit Voltage Voc Short Circuit Current Isc Max. Series Fuse Rating CS1K-310MS 310 35.2 8.82 43.1 9.37 20 CS1K-315MS 315 35.4 8.91 43.2 9.44 20 CS1K-320MS 320 35.6 9.00 43.3 9.51 20 CS1K-325MS 325 35.8 9.09 43.4 9.58 20 CS1K-330MS 330 36.0 9.18 43.5 9.65 20 CS1K-335MS 335 36.2 9.27 43.6 9.73 20 CS1K-340MS 340 36.4 9.35 43.7 9.
| 47 Module Type CS3W-415MS CS3W-420MS CS3W-425MS CS3W-430MS CS3W-435MS CS3W-440MS CS3W-445MS CS3W-450MS CS3W-455MS CS3W-460MS CS3W-465MS CS3W-470MS CS3L-345MS CS3L-350MS CS3L-355MS CS3L-360MS CS3L-365MS CS3L-370MS CS3L-375MS CS3L-380MS CS3L-385MS CS3L-390MS CS1HA-265MS CS1HA-270MS CS1HA-275MS CS1HA-280MS CS1HA-285MS CS3Y-420P CS3Y-425P CS3Y-430P CS3Y-435P CS3Y-440P CS3Y-445P CS3Y-450P CS3Y-455P CS3Y-460P CS3Y-465P CS3Y-470P CS3Y-475P CS3Y-480P CS3Y-485P CS3Y-490P CS3Y-495P CS3Y-465MS CS3Y-470MS CS3Y-475MS
| ANNEX D: MODULE CLEANING GUIDELINE This manual covers requirements for the cleaning procedure of Canadian Solar Inc. photovoltaic modules. The purpose of these cleaning guidelines is to · Do not use abrasive or electric cleaners on the module. provide general information for cleaning Canadian Solar modules.
| 49 CLEANING METHODS Method A: Compressed Air Canadian Solar Inc. recommends cleaning the soft dirt (like dust) on modules just with compressed air. This technique can be applied as long as the method is efficient enough considering the existing conditions. Method B: Wet cleaning If excessive soiling is present on the module surface, a non-conductive brush, sponge, or other mild agitating method may be used with caution.