Bolting Method
• Four M8(5/16inch) stainless steel bolts, four nuts, four spring washers, and eight flat washers are recommended
per solar module.
Clamp system requirements
• Clamp width ≥ 40mm (1.57in).
•
• Clamp height compliant with a 40mm(1.57in) frame height.
•
• Clamp depth 8~10mm(0.31~0.39in).
•
• The clamp should not be touched with the module's glass.
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• Use corrosion resistant material clamps and hardware.
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• Use appropriate bolted connections as per clamp manufacturer's instructions.
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• Follow the clamp manufacturer's recommended applied torque to fasten the clamps.
•
Note) All mechanical installation methods and bolting method in this appendix were not tested by VDE.
It is evaluated by LG internal test.
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Module frame
Bolt
Flat washer
Mounting Rail
Flat washer
Spring washer
Nut
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Height
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Depth
Width
Depth
<Middle Clamp>
Width
Height
<Edge Clamp>
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