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This manual contains important safety instructions for the Photovoltaic solar module of GCL System Integration Technology Co., Ltd. (hereafter referred to as "GCL” Solar). Installers should follow all safety precautions described in this guide as well as local codes when installing a Module.
Introduce This Installation Manual contains essential information for electrical and mechanical installation that you must know before handling, installing Modules. This Manual also contains safety information you need to be familiar with. All the information described in this Manual is the intellectual property of us and is based on the technologies and experience that have been acquired and accumulated by us.
Reflection from snow or water can increase sunlight and therefore boost current and power. In addition, colder temperatures can substantially increase voltage and power. If the glass or other material is damaged, please wear personal protection equipment and separated the nodule from the circuit.
Installation Condition Installation Position and Working Environment Do not use mirrors or other magnifiers to concentrate sunlight onto the modules. Modules must be mounted on appropriate mounting structures positioned on suitable buildings, the ground, or other structures suitable for modules (e.g. carports, building facades or PV trackers). Modules must not be installed in locations where they could be submerged in water.
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Fig.1 Tilt angle Table 1 Recommended tilt angle for fixed systems Latitude Tilt angle 0°~15° 15° 15°~25° The same latitude 25°~30° Same latitude +5° 30°~35° Same latitude +10° Tilt angle 35°~40° Same latitude +15° Horizontal 40°+ Same latitude +20° Installation Requirements for Bifacial Module Under the certain installation conditions, the backside of bifacial cells module will also generate electricity power after receiving the reflected light, which will bring additional power generation gain to the power station system.
Mechanical Installation Conventional Requirements Ensure the installation method and supporting system of Modules is strong enough to make the nodules can withstand all the load conditions. The Installer should provide this guarantee. The installation supporting system should be tested by the third-party organization with the analysis ability of Static Mechanical, according to the local national or international standards.
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Installation with the mounting clamp Clamping on the long side Note: The length of the clamp ≥50mm. Installation Method A Module dimensions Module Type Design load: (mm) downward/upward ym=1.5(Pa) GCL-NT10/78GDFxxx 2465×1134×30 3600/1600 GCL-NT10/72GDFxxx 2278×1134×30 3600/1600 GCL-NT10R/72GDFxxx 2382×1134×30 3600/1600 1800×1134×30 GCL-NT10R/54GDFxxx 3600/1600 1762×1134×30...
Electrical Installation Electrical Property Rated electrical characteristics such as Pmax is +/-3 % and Voc +/-3% and Isc +/-4% of tolerance values at Standard Test Conditions. Under normal conditions, the photovoltaic Modules may experience conditions that produce more current and/or voltage than reported at Standard Test Conditions. Accordingly, the values of short circuit current, Isc, and open circuit voltage, Voc, marked on Modules should be multiplied by a factor of 1.25 when determining component voltage ratings, conductor capacities, fusing sizes, and size of controls connected to the Modules output.
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Bypass Diodes If PV module part by shadow block, which can lead to reverse voltage related to solar cells, PV modules in other unaffected battery string or other PV modules in the system and current will force through keep out part of the power loss and heat affected cell.
The grounding conductor must be connected to ground via an appropriate grounding electrode. It is recommended to use lugs to connect the grounding cables. I f it is only mechanically connected to a grounded module without bolts and nuts, the mounting system should be grounded as well. First, peel the grounding cable to a proper length without damage to the metal core.
Module Appearance Inspection Inspect the Modules visually to find if there are appearance defect, the following two types need more attention especially: A) Whether the glass is broken; B) Corrosion along the cells’ bus-bar. The corrosion is caused by the dampness infiltrated into the Modules when the surface encapsulation material damaged during the installation or transportation.
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