INSTALLATION MANUAL REW SOLAR MODULE
Contents
1. mounting holes 10 3 Ensure that all materials meet the requirements of the system maximum voltage current moisture and tem perature when they are exposed to sunlight Normally PV module is likely to produce more current and or vol tage than that reported under Standard Test Conditions Accordingly the values of Isc and Voc marked on the module should be multiplied by a factor of 1 25 when selecting electrical components voltage rating conductor capacities tuse type and type of control components connected to the PV output 11 MAINTENANCE 11 1 Check it mounting structure is loose If necessary please tighten the loose component again 11 2 Check connections of cables grounding cables and connectors periodically D REW SOLAR Aut dem H vellande 6 44269 Dortmund Germany Phone 49 231 58 4493 0 Fax 49 231 58 44 93 20 REW sorar E Mail info rewsolar de Web www rewsolar de Figure 5 Schematic drawing for PV module grounding 11 3 Often clean the face with soft cloth etc 11 4 If changing one of module the same kind and type is needed 11 5 Don t touch live parts of cable and connectors Must use appropriate satety equipment such as insula ted tools insulated gloves 11 6 Strongly recommend covering the front surface of the PV module by an opaque cloth or other material when repairing because the PV modules under the sun light generate high voltage and are danger REW SOLA2. RING MODULES Utmost attentions are required while unpacking amp trans porting amp storing the modules as following 4 1 Don t strike or physically damage the module 4 2 Carry modules with both hands Don t use the con nection socket as a handle 4 3 Don t stand on the module 4 4 Don t twist the module 4 5 Don t mark on the rear of the module with sharp tools 5 SAFETY PRECAUTIONS PV modules generate electricity when exposed to the sunlight One module produce a sate lower voltage level but multiple modules in series or in parallel will be danger To avoid the risk of fire sparking and fatal electric shock during handling the tollowing precautions is necessary 5 1 Don t insert any electrically conducting material into the plugs or sockets REW SOLAR Aut dem H vellande 6 44269 Dortmund Germany Phone 49 231 58 4493 0 Fax 49 231 58 44 93 20 REW sorar E Mail info rewsolar de Web www rewsolar de 5 2 Don t fit solar modules and wiring with wet plugs and sockets 5 3 Make sure to use safety equipments such as insula ted tools insulated gloves etc during wiring 5 4 Make sure that the connection is made when the circuitry is cut off Don t disconnect under load 5 5 To prevent the electric arc please ensure that the connectors is available without any contamination and worn out 6 CLIMATE CONDITION Install the PV modules as following conditions 6 1 A
3. on proot screws together with spring washers and flat washers in four symmetrical locations on the module The applied torque should be approximately 5 Newton me ters Please find detailed mounting information 2 Clamp fitting portrait orientation Use a certain num ber of clamps to fix the modules on the mounting rail The module clamps should not come into contact with the front glass and must not deform the frame Be sure to avo id shadowing effects trom the module clamps The modu le frame is not to be modified under any circumstances When choosing this type of clamp mounting method ple ase be sure to use at least four clamps on each module two clamps should be attached on the long sides of the module Depending on the local wind and snow loads additional clamps may be required to ensure the module can bear the load The applied torque should be about 8 Newton meters Figure 3 PV module installed with Screw fitting method The movement of the mounting rail and the clamps center line are recommended to the mounting holes 8 7 To ensure the building safety the recommended stan doff height is 20 cm For rooftop installation a minimum slope of 5cm 12 cm is required 9 GROUNDING Grounding is always to be used in order to improve sys tem satety The grounded connection must be made by a qualified electrician as request following 9 1 All module frames and its racks must be properly grounded in accordance with
4. the appropriate respective national electrical code 9 2 The grounding conductor or strap may be copper copper alloy or other material acceptable for use as an electrical conductor per respective National Electrical Codes The grounding conductor must make a connec tion to earth using a suitable earth ground electrode Anodised A lu aioy frame Bolt hax 1 TTF 2 oar ro Plain Washer Fiexible Washa Mut PAR eT al w Plank _ z Installation D REW SOLAR Aut dem H vellande 6 44269 Dortmund Germany Phone 49 231 58 4493 0 Fax 49 231 58 44 93 20 REW sorar E Mail info rewsolar de Web www rewsolar de Fringe modules installation Clamp Figure 4 PV module installed at portrait orientation with Clamp fitting method 10 WIRING AND NOTES 10 1 To minimize the risk of indirect lighting strike avoid forming closed loops when designing the system Check that wiring is correct before starting the generator If the measured open circuit voltage and shortcircuit current differ trom the specifications there may be a wiring fault 10 2 The plug connector has its own polarity Make sure that the connection is safe and tight The plug connector should not receive external trees Connectors should only be used to connect the circuit But never use fo turn the circuit on or off MIG screw The movement of the mounting rail and the clamps center line are recommended to the
5. INSTALLATION MANUAL REW SOLAR MODULE 1 PURPOSE OF THIS MANUAL 1 1 This manual contains information regarding the in stallation and sate handling of photovoltaic modules made by REW SOIAR which hereafter referred to as modules 1 2 All instructions should be read and understood be tore installation The installer should conform to all satety precautions in the manual when installing modules Be fore installing a solar photovoltaic system the installer should be familiar with the mechanical and electrical re quirements for photovoltaic systems Keep this guide in a sate place for future reference 2 PERMIT 2 1 Before installation your system please contact local authorities to determine the necessary permitting installa tion and inspection requirement 3 DISCLAIMER OF LIABILITY 3 1 The installation handling and use of modules are beyond company control Accordingly REVV SOLAR does not assume responsibility tor loss damage injury or expense resulting from improper installation handling use or maintenance 3 2 REW SOLAR assumes no responsibility for any int ringement of patents or other rights of the third parties that may result from use of the modules No license is granted by implication or under any patents or its rights 3 3 REW SOIAR reserves the right to update the pro ducts specification or this installation manual without no tification in advance 4 ATTENTION TO UNPACKING AND STO
6. R Aut dem H vellande 6 44269 Dortmund Germany Phone 49 231 58 44 93 0 Fax 49 231 58 44 93 20 REW sorar E Mail info rewsolar de Web www rewsolar de
7. mbient temperature 40 C to 40 C 6 2 Operating temperature 40 C to 85 C 6 3 Storage temperature 30 C to 50 C 6 4 Humidity below 85RH 6 5 Snowfall pressure below 5400Pa 6 6 Wind pressure below 3000Pa 6 7 Water resistance don t install the PV module in a place where it would be immersed in water or continually exposed to water trom a sprinkler or fountain etc 6 8 Corrosion resistance far from corrosive salt area and sulfurous area 7 ORIENTATION 7 1 Install the PV module facing South in Northern He misphere or North in Southern Hemisphere Module facing VVest or East can generate a smaller amount of electricity than facing South in Northern Hemisphere or North in Southern Hemisphere Incorrect orientation will result in loss of power output 7 2 PV modules connected in series should be installed in same orientation and angle Different orientation or angle may cause loss of output power due to difference ot amount of sunlight exposed to the module 7 3 Install the PV as tree as possible trom shading Shad ing causes loss of output even though the factory fitted bypass diode of the PV module will minimize any such loss 7 4 The PV modules connected in series should be ins talled at same orientation and angle Different orientation or angle may cause loss of output power due to diffe rence of amount of sunlight exposed to the module 7 5 The PV modules produce the most power
8. on The installation and attachment material nuts washer bolt must be corrosion resistant Moments of force is 5N m for module mounting Figure 2 PV module Mechanical drawing 8 7 The most common mounting is achieved by mounting the module using the four symmetry points close to the in ner side on module trame It excessive wind or snow loads are expected all eight mounting holes must be used 8 8 REW SOLAR PV modules can be mounted using the following methods Note All installation methods herein are only for rete rence and REW SOIAR will not provide related BOS components the system installer or trained professional personnel must be esponsible for the PV system s design installation and mechanical load calculation and securi ty of the system Using corrosion proof screws M8 in the existing instal ling holes in the module trame Using suitable module clamps on the long side of the module frame to mount the modules portrait orientation D REW SOLAR Aut dem H vellande 6 44269 Dortmund Germany Phone 49 231 58 4493 0 Fax 49 231 58 44 93 20 REW sorar E Mail info rewsolar de Web www rewsolar de 1 Screw fitting The trame of each module has 4 moun ting holes Length Width 18mm 9mm used to secure the modules to supporting structure The module trame must be attached to a mounting rail using M8 corrosi
9. when they are pointed directly at the sun For installations where the PV modules are attached to a permanent structure the PV modules should be tilted for optimum winter per formance As a rule if the system power production is adequate in winter it will be satistactory during the rest of the year The module tilt angle is measured between the solar modules and the ground Figure 1 Optimal tilting ot PV module is almost the same as the latitude of installation location D REW SOLAR Aut dem H vellande 6 44269 Dortmund Germany Phone 49 231 58 4493 0 Fax 49 231 58 44 93 20 REW sorar E Mail info rewsolar de Web www rewsolar de SUNLIGHT TILT ANGLE HORIZONTAL Figure 1 PV Module Tilt Angle 8 MOUNT AND NOTES 8 1 Use appropriate methods to mount PV modules Fall of modules from high place will cause death injury or damage 8 2 Don t disassemble bend impact by sharp objects walk on and throw or drop etc 8 3 Don t connect by demolishing or breaking the junc tion box connector and guide wire You d better follow up the installation instruction to assemble module VVhen installing the slope of module should be less than 5 in tt 8 4 You can choose this fixup method to support the module as the least requirement 8 5 Each module should be tixed by at least 4 points along the length of the frame 8 6 Use the existing fixing holes instead of drilling additi onal holes for installati
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