Imagine trying to plant a flagpole in frozen ground with a plastic shovel – that's essentially what using concrete foundations feels like in today's fast-paced construction world. The GL-1S ground screw mounting system swoops in like a hydraulic-powered superhero, offering installation speeds that make concrete curing times look prehistoric. Industry reports show screw pile installations complete projects 60% faster than traditional methods, with one solar farm project in Arizona using similar technology erecting 5,000 mounts in just 72 hour
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Imagine trying to plant a flagpole in frozen ground with a plastic shovel – that's essentially what using concrete foundations feels like in today's fast-paced construction world. The GL-1S ground screw mounting system swoops in like a hydraulic-powered superhero, offering installation speeds that make concrete curing times look prehistoric. Industry reports show screw pile installations complete projects 60% faster than traditional methods, with one solar farm project in Arizona using similar technology erecting 5,000 mounts in just 72 hours.
While your neighbor's still mixing concrete, you'll be sipping lemonade watching the GL-1S work its magic:
No more playing archaeologist with underground utilities – modern GPS mapping acts as your digital divining rod. The system's secret sauce? Its torque monitoring system that adjusts installation pressure like a veteran barista perfecting espresso extraction.
The hydraulic drive head pirouettes into action, applying measured force that would make Goldilocks proud – not too gentle, not too aggressive. Witnessing the helical blades' soil penetration is like watching a hot knife through geological butter.
While concrete enthusiasts wait weeks for curing, GL-1S users are already mounting structures before the installation dust settles. A recent bridge project in Colorado achieved immediate load-bearing capacity, supporting construction vehicles within hours of installation.
The GL-1S doesn't blink at challenging terrain:
In the renewable energy arena, a wind turbine installation in Iceland's volcanic soil achieved 20% better stability ratings than traditional methods. The system's secret weapon? Its torque-to-capacity ratio that would make a NASCAR engineer jealous.
With zero concrete waste and 100% recyclable materials, the GL-1S is basically the Tesla of foundation systems. A lifecycle analysis showed 83% lower carbon emissions compared to concrete piles – equivalent to taking 47 passenger cars off the road annually per major project.

The following table shows the NEC grounding wire size recommendation. The higher the AWG number, the smaller the wire. Note also that these are the minimum wire sizes you can use. These are the smallest allowable for safe grounding, but if you can get a large wire, use it. If you are going to install a solar panel in your. . Grounding solar panels is necessary because: 1. It reduces built up charge, making your system less attractive to lightning. 2. If a charge builds or lightning hits, the discharge will go. . Drive an 8 foot long copper plated rod into the ground at least 8 feet deep. The dryer the land, the more ground rods you should use. Space the rods 10 feet apart. Use clamps and #6 AWG bare copper wire to secure the rods together.. . The solar panel metal frame, inverter frame, AC generator and the negative side of your solar system must all be grounded. If a wind generator is connected to your solar panel, it must be. [pdf]
Make sure the grounding wire is at least as thick as the largest conductor in your system. For example, if you have 10-gauge wire running from your panels to your inverter, the grounding wire should also be at least 10-gauge. The grounding system should be connected to a ground rod that is driven into the earth.
Therefore, you must ground solar with the right wire sizes. Article 690 of the NEC mandates that #8 AWG or #6 AWG are the smallest wires that can be used with grid tied solar panels and inverter systems, and for solar panel output circuits, #10 or #12 AWG are allowed.
The Grounding conductor of the PV array must be bonded with the building equipment ground. In addition, it is permitted to have additional grounding electrodes tied directly to the PV Grounding Conductor. Traditional: Daisy Chained Copper Wire between components. Grounding solar panel frames and mounts – Traditional Daisy Chain.
Key points from the NEC: The code requires all non-current-carrying metal parts of the solar PV system to be grounded. It specifies the minimum size of grounding conductors (more on this later). The NEC also outlines requirements for grounding electrodes (like ground rods) and how they should be installed.
Throughout this guide, we’ve covered the key aspects of solar panel grounding, from understanding regulatory requirements to avoiding common mistakes. Remember, the most crucial takeaway is to always use #6 AWG bare copper wire for outdoor grounding. This simple yet vital detail can make the difference between passing and failing an inspection.
PV grounding lugs allow bonding to grounding conductor without cutting it. 250.122 shown in Appendix A. However, you must use 125% of the PV Imax as a proxy for the OCPD size in the table. (PV Imax is 125% of Isc times the number of parallel strings.
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