InstallatIon manual of stanDaRD solaR moDules (ul)
Contents
1. Each module is equipped with two identical barcodes one inside the laminate under the front glass the second on the rear side of the module that act as a unique identifier Each module has a unique serial number containing 13 pre March 2013 or 14 post March 2013 digits Anameplate is also affixed to the rear of each module This nameplate specifies the model type as well as the main electrical and safety characteri stics of the module 5 0 MODULE INSTALLATION PRECAUTIONS MEASURES AND GENERAL SAFETY Prior to installing modules please obtain information about any requirements and necessary approvals for the site installation and inspection from the relevant autho rities SYSTEM FIRE RATING The fire rating of this module is valid only when mounted in the manner specified in the mechani cal mounting instructions Canadian Solar Inc modules have been certified by CSA as Type 1 for fire performance When installing the modules on rooftop please en sure the assembly is mounted over a fire resistant roof covering rated for the application A photovoltaic systems composed of UL1703 certified modules mounted on a UL2703 certified mounting system should be evaluated in combina tion with roof coverings in accordance with UL1703 standard with respect to meeting the same fire classification as the roof assembly Mounting systems with a System Fire Class Rating Class A B or C tested in conjuncti2. INSTALLATION MANUAL OF STANDARD SOLAR For professional use only 1 0 GENERAL INFORMATION 1 1 INSTALLATION MANUAL DISCLAIMER 1 2 LIMITATION OF LIABILITY 2 0 SAFETY PRECAUTIONS 3 0 MECHANICAL ELECTRICAL SPECIFICATIONS 4 0 UNPACKING AND STORAGE 5 0 MODULE INSTALLATION 5 1 MODULE WIRING 5 2 EQUIPMENT GROUNDING 6 0 MOUNTING INSTRUCTIONS 6 1 MOUNTING METHOD BOLTING 7 0 MAINTENANCE AMENDED EDITIONS AND DATES EN Rev IM UL AM EN 3 3 Copyright Feb 2015 Canadian Solar Inc 1 0 GENERAL INFORMATION This general manual provides important safety information relating to the installation maintenance and handling of CS series solar modules Professional installer must read these guidelines carefully and strictly follow these instructions Failure to follow these instructions may result in death injury or property damage The installation and handling of PV modules requires professional skills and should only be performed by qualified professionals The installers must inform end users consumers the aforesaid information accordingly The word module or PV module used in this manual refers to one or more CS series solar modules Please retain this manual for future reference We recommend checking www canadiansolar com regularly for the most updated version 1 1 INSTALLATION MANUAL DISCLAIMER The information contained in this manual is sub ject to change by Canadian Solar Inc without pri
3. Standard mounting holes long side Additional mounting holes high wind or snow loads Standard mounting holes short side Module frame Cables and connectors The mounting design must be certified by a regis tered professional engineer The mounting design and procedures must comply with local codes and requirements from all relevant authorities The module is only considered to comply with UL 1703 when mounted as specified in the instruc tions below All installation methods listed in CSI installation manual including in Annex have been qualified by major North American certification bodies CSA or Intertek Canadian Solar Inc does not provide mounting hardware Canadian Solar Inc modules can be mounted onto a support structure using one of several approved methods One such method is described below For details of other mounting methods and the methods recommended by Canadian Solar Inc for special module ranges please refer to our Installation Manual Annex Section Annex A Alternative Mounting Methods on our website www canadiansolar com For information about other installation hardware please contact your local representative Failure to use a recognized installation method will void the Canadian Solar Inc warranty Use appropriate corrosion proof fastening materials All mounting hardware bolts spring washers flat washers nuts should be made with stainless steel Do not
4. Amodule with exposed conductive parts is only considered to comply with UL1703 only when it is electrically grounded in accordance with both the instructions presented below and the require ments of the National Electrical Code Modules must be grounded and module installa tion must comply with all local electrical codes and regulations Grounding connections should be installed by a qualified electrician Any grounding means used with Canadian Solar Inc modules should be NRTL certified to UL467 and UL2703 standards Please consult your sales representative for formal approval process Connect module frames to together using suita ble grounding conductor Holes provided for this purpose are identified with a grounding symbol Use 6 12 AWG 4 14 mm2 copper wire only All bolts nuts flat washers lock washers and other relevant hardware should be made of stainless steel unless otherwise specified All conductive connection junctions must be firmly fixed Metal containing iron in the conductive connection should be made with stainless steel or be treated against corrosion by anodizing spray painting or galvanization to prevent rusting and corrosion Canadian Solar Inc does not provide grounding hardware One grounding method approved by North American certification bodies is recommended for Canadian Solar modules as described below For alternative grounding methods please refer to our Installatio
5. 1 56 may be applicable when sizing conductors and fuses as described in section 690 8 of U S NEC EN Rev IM UL AM EN 3 3 Copyright O Feb 2015 Canadian Solar Inc 4 0 UNPACKING AND STORAGE PRECAUTIONS PRECAUTIONS NOTICE If modules are stored in an un controlled environment for less than 3 months extra precautions should be taken to prevent mousture exposure to connectors or sunlight exposure to modules Unpack module pallets carefully following the steps shown on the pallet Unpack transport and store the modules with care Modules must always be unpacked by two people Always use both hands when handling modules Do not lift modules by their wires or junction box lift them by the frame Stacks of modules should contain no more than 12 modules and the frames should be aligned Do not place excessive loads on the module or twist the module frame Do not bow modules under their own weight Do not stand step walk and or jump on modules Do not drop or place objects such as tools on the modules Do not carry modules on your head Do not use sharp instruments on the modules Particular care should be taken to avoid module backsheets being damaged by sharp objects as scratches may directly affect product safety Do not leave modules unsupported or unsecured Do not change the wiring of bypass diodes Keep all electrical contacts clean and dry PRODUCT IDENTIFICATION
6. 3 3 Copyright O Feb 2015 Canadian Solar Inc 7 0 MAINTENANCE 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 do not require cleaning rain will have a self cleaning effect If the module has become soiled it shall be washed with water and a non abrasive cleaning implement sponge during the cool part of the day Do not scrape or rub dry dirt away as this may cause micro scratches Snow should be removed using a soft brush The system shall be periodically inspected to verify the integrity of all wiring and supports To protect against electric shock or injury electrical or mechanical inspections and maintenance should be performed by qualified personnel only and on a regular basis Do not make modifications to the PV components diode junction box plug connectors Please refer to our Installation Manual Annex Section Annex D Module Cleaning Guide for more information on module cleaning 11 AMENDED EDITIONS AND DATES The first edition Rev 1 1 was released in Jan 2009 Rev 2 1 was amended and released in Jan 2011 Rev 2 2 was amended and released in Apr 2012 Rev 2 3 was amended and released in Sep 2012 Rev 2 4 was amended and released in May 2013 Rev 3 1 was amended and released in Apr 2014 Rev3 2 was amended and released in
7. Dec 2014 www canadiansolar com CANADIAN SOLAR INC 545 Speedvale Avenue West Guelph Ontario Canada N1K 1E6 www canadiansolar com
8. drill additional holes or modify the module frame Doing so will void the warranty Any module without a frame laminate shall not be considered to comply with the requirements of UL 1703 unless the module is mounted with hardware that has been tested and evaluated with the mo dule under this standard or by a field Inspection certifying that the installed module complies with the requirements of UL 1703 Canadian Solar Inc modules can be installed in either landscape or portrait orientations Refer to the detailed instructions for further guidance Please note that in areas with heavy snowfall 2 2400 Pa further countermeasures such as the use of additional support bars should be considered to avoid snow loads damaging the lowest row of modules In cases where an additional support bar is recommended to improve both mechanical stability and long term module performance Canadian Solar recommends selecting sufficiently resistant material Canadian Solar Inc recommends bars with a minimum thickness of 1 97 in 50mm The support bar centerline should be positioned within 3 94 in 100 mm of the side frame centerline slight shifts may be necessary to access module grounding holes Use a torque wrench for installation 6 1 MOUNTING METHOD BOLTING Modules should be bolted to support structures through the mounting holes in the rear frame back flanges only Each module must be securely fastened at a minimum of
9. metallic jewelry to prevent accidental exposure to live circuits When installing or handling modules in 6 light rain morning dew or strong wind take appropriate safety measures to avoid damage to the modules or injuries to people Use electrically insulated tools to reduce the risk of electric shock If the disconnects and OCPD s cannot be opened or the inverter cannot be powered down cover the fronts of modules in the PV array with an opaque material to stop the production of electricity when installing or working on a module or wiring Do not use or install broken modules Contact with module surfaces or frames may cause electric shock if the front glass is broken or the backsheet is torn Keep the junction box cover closed at all times The PV module does not contain any serviceable parts Do not attempt to repair any part of the module Do not disassemble a module or remove any mo dule part Do not artificially concentrate sunlight on a module Do not connect or disconnect modules when current from the modules or an external source is present Do not allow children or unauthorized persons near the installation site or module storage area www canadiansolar com 4 Safety in Hazardous Locations With regard to modules that are suitable for use in Class I Division 2 Groups A B C and D hazardous locations strict compliance with the following WARNINGS is necessary to avoid any pers
10. 4 points on two opposite sides using the innermost mounting holes M6 size bolt and nut shall be used for bolting method Tightening torques should be within 4 6 Nm 3 0 4 4 ft Ibs for M6x1 coarse thread bolts depending on bolt class In areas with heavy wind loads additional mounting points should be used The system designer and the installer are responsible for calculating the loads and ensuring that the support structure meets the requirements Mounting Method Bolting INTEETEK and CSA qualified www canadiansolar com 10 Modules should be bolted at the following hole locations depending on the configuration and load Table 1 Approved bolting methods Uplift load 2400 Pa Uplift load 2400 Pa Downforce load 2400 Pa 2400 Pa x Downforce load s 5400 Pa Bolting on long side frame Use 4 standard mounting holes long side Mounting rails shall run perpendicularly or parallel to the long side frame l o_o o_o i bi Bolting on l li ip short side il li frame Hcc a except for CS6X series Use 4 standard mounting holes short side Use 4 standard mounting holes short side Mounting rails shall run parallel or An additional support bar should be placed below perpendicularly to the short side frame the module Mounting rails should run parallel to the short side frame EN Rev IM UL AM EN
11. ar all expected loads including wind and snow loads A minimum clearance of 0 25 in 6 5 mm or more between modules is required to allow for thermal expansion of the frames The small drainage holes on the underside of the module must not be blocked OPTIMUM ORIENTATION AND TILT To maximize your annual yield find out the optimum orientation and tilt for PV modules in your region The highest yields are achieved when sunlight shines perpendicularly onto the PV modules AVOID SHADING Even minor partial shading e g from dirt deposits reduces yields A module can be considered to be unshaded if its entire surface is free from shading all year round Sunlight should be able to reach the module even on the shortest day of the year RELIABLE VENTILATION Sufficient clearance at least 3 94 in 10 cm between the module frame and the mounting surface is required to allow cooling air to circulate around the back of the module This also enables for condensation or moisture to dissipate Any other specific clearance required for main taining 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 Ensure that the wiring is correct before starting up the system If the measured open circuit voltage Voc and short circuit current Isc differ substantially from the specific
12. ations this indicates that there is a wiring fault CORRECT CONNECTION OF PLUG CONNECTORS Make sure that connections are safe and tight Plug connector should not be subjected to stress from the exterior Connectors should only be used to connect the circuit They should never be used to turn the circuit on and off USE OF SUITABLE MATERIALS Only use dedicated solar cable and suitable plugs wiring should be sheathed in a sunlight resistant conduit or if exposed should be sunlight resistant itself that meet local fire building and electrical regulations Please ensure that all wiring is in perfect electrical and mechanical condition Installers may only use single conductor cable listed and labeled as USE 2 or PV Wire that is 90 C wet rated with proper insulation that is able to withstand the maximum possible system open circuit voltage Only copper conductor material should be used Select a suitable conductor gauge to minimize voltage drop and ensure that the conductor ampacity complies with local regulations i e NEC 690 8 D CABLE PROTECTION Secure the cables to the mounting system using UV resistant cable ties Protect exposed cables from damage by taking appropriate precautions e g placing them inside a plastic conduit Avoid exposure to direct sunlight A minimum bending radius of 2 36 in 60 mm is required when securing the junction box cables to the racking system 5 2 EQUIPMENT GROUNDING
13. n Manual Annex Section Annex B Alternative Grounding Methods on the website www canadiansolar com It is not possible to use standard grounding methods for certain module ranges Please refer to Annex B for more details www canadiansolar com 8 GROUNDING METHOD BOLT TOOTHED NUT CUP WASHER When diameter of the grounding holes is 0 20 in 5 mm CSA certified A grounding kit containing an M5 SS cap bolt an M5 SS flat washer an M5 SS cup washer and an M5 SS nut with teeth is used to attach copper grounding wire to a pre drilled grounding hole on the frame see image below Place the wire between the flat washer and the cup washer Ensure that the cup washer is positioned between the frame and the wire with the concave side up to prevent galvanic corrosion Tighten the bolt securely using the SS toothed nut A wrench may be used to do this The tightening torque is 1 Nm 0 8 ft Ibs To fix the wire between i the flat washer and cup washer place the t cup washer concave side up between the i frame and the wire 6 0 MOUNTING INSTRUCTIONS STANDARD MODULES For a clear understanding of our modules please refer to the illustration of a standard module shown below al a EN Rev IM UL AM EN 3 3 Copvright O Feb 2015 Canadian Solar Inc Then tighten the bolt i using the toothed nut Grounding holes Junction box
14. omply with these instructions will void Canadian Solar Inc warranty INSTALLATION REQUIREMENTS Ensure that the module meets the general technical system requirements 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 To connect modu les in series connect the cables from the positive terminal of one module to the negative terminal of the next module To connect in parallel connect the cables from the positive terminal of one modu le to the positive terminal on the next module The quantity of bypass diodes in the module s junction box may vary depending on the model series Only connect the quantity of modules that corres ponds to the voltage specifications of the inverters used in the system Modules must NOT be connec ted together to create a voltage higher than the maximum permitted system voltage even under the worst local temperature conditions EN Rev IM UL AM EN 3 3 Copyright O Feb 2015 Canadian Solar Inc Only modules with similar electrical outputs should be connected in the same string to avoid or minimize mismatch effects in arrays To minimize risk in the event of an indirect light ning strike avoid forming loops when designing the system The recommended maximum series fuse rating is stated in a table in the Annex Modules should be safely fixed to be
15. on with fire rated Type 1 rated modules are considered ac ceptable for use with Canadian Solar Inc modules provides the mounting system does not violate any other requirements of this manual Any mounting system limitations on inclination or accessories required to maintain a specific System Fire Class Rating should be clearly specified in the installation instructions and UL2703 certification of the mounting system supplier DO NOT STAND OR STEP on the modules under any circumstances Localized heavy loads may cause severe micro cracks at cell level which in turn may compromise module reliability Failure to comply with the above caution will void Canadian Solar Inc s warranty www canadiansolar com 6 ENVIRONMENTAL CONDITIONS The module is intended for use in general open air climates as defined in IEC 60721 2 1 Classification of environmental conditions Part 2 1 Environmental conditions appearing in nature Temperature and humidity Please consult the Canadian Solar Inc technical support department for more information on the use of modules in special climates Do not install modules near naked flames or flammable materials Do not immerse modules in water or constantly expose modules to water either fresh or salt i e from fountains sea spray Exposing modules to salt i e marine environments or sulfur i e sulfur sources volcanoes incurs the risk of module corrosion Failure to c
16. onal injury or damage to property Warning Explosion hazard do not disconnect equipment unless the power has been switched off or the area is known to be non hazardous Avertissement Risque d explosion Avant de d connecter l equipement cou per le courant ou s assurer que l emplace ment est d sign non dangereux 3 0 MECHANICAL ELECTRICAL SPECIFICATIONS Module electrical ratings are measured under Standard Test Conditions STC of 1000 W m irradiance with an AM1 5 spectrum and a cell temperature of 25 C Detailed electrical and mechanical characteristics of Canadian Solar Inc crystalline silicon PV modules can be found inour Installation Manual Annex Section Annex C Module Specifications on www canadiansolar com Main electrical characteristics under STC are also stated on each module label The maximum system voltage for all modules series is either 600 V or 1000 V Please refer to the datasheet or the product nameplate for the maximum system voltage Under certain conditions a module may produce more current or voltage than under its Standard Test Condition s rated power As a result a module s open circuit voltage and short circuit current under STC should be multiplied by 1 25 when determining component voltage ratings conductor ampacities overcurrent device ratings and the size of controls connected to the PV output An additional 1 25 multiplier for the short circuit current giving a total multiplier of
17. or notice Canadian Solar Inc gives no warranty of any kind whatsoever either explicitly or implicitly with respect to the information contained herein 1 2 LIMITATION OF LIABILITY Canadian Solar Inc shall not be held responsible for damages of any kind including without limitation bodily harm injury or damage to property in connection with handling PV modules system installation or compliance or non compliance with the instructions set forth in this manual 2 0 SAFETY PRECAUTIONS Warning Before attempting to install wire operate and or service the module and other electrical equipment all inst ructions should be read and understood PV module interconnectors pass direct current DC when exposed to sunlight or other light sources Contact with electrically active parts of the module such as terminals can result in injury or death irres pective of whether or not the module and the other electrical equipment have been connected 13 GENERAL SAFETV All Modules must be installed by licensed electrici ans in accordance to the applicable electrical codes such as the latest National Electrical Code USA or Canadian Electric Code Canada or other national or international electrical codes Protective clothing non slip gloves clothes etc must be worn during installation to prevent direct contact with 30 V DC or greater and to protect your hands against sharp edges Prior to installation remove all
Download Pdf Manuals
Related Search