Anchoring Details for Ground- or Wall-mounting Powerwall 3 with Wall Bracket on Existing Approved Foundation
A6
Reference these anchoring details when mounting Powerwall 3 to the provided mounting bracket.
Wood Studs (spaced at 12 to 17 inches) If anchoring directly into wood studs, use at least four (one in each corner) ¼ inch wood screws with washers, of sufficient length for at least 2-½ inch embedment into the studs. Note See Channel Strut (Unistrut) for stud spacing
greater than 17 inches, up to 24
inches. |
|
Wood Studs (spaced at 12 to 17 inches) If anchoring to blocking between wood studs, use minimum 2 x 4 in blocks, end-nailed into studs with two 16d (89 x 4 mm) nails or toe-nailed into studs with four 8d (64 x 3 mm) nails. Use at least four (one in each corner) ¼ inch wood screws with washers, of sufficient length for at least 2-½ inch embedment into the blocking. Note See Channel Strut (Unistrut) for stud spacing
greater than 17 inches, up to 24
inches. |
|
Metal Studs (spaced at 12 to 17 inches) If anchoring directly to metal studs, studs must be minimum 18 gauge. Use at least four (one in each corner) #14 (¼ inch) sheet metal screws with washers, of sufficient length to penetrate at least 3 threads beyond the stud. If backing is needed between the studs, the backing must be minimum 18 gauge. Attach backing to metal studs with 12 gauge 3x3 inch angle clip or Simpson SFC2.25 clips with two #10 sheet metal screws in each leg. Note See Channel Strut (Unistrut) for stud spacing
greater than 17 inches, up to 24
inches. |
A7 - Anchoring Details for Ground- or Wall-mounting Powerwall 3 with Wall Bracket on Existing Approved Foundation
Concrete Masonry Unit Wall Minimum strength must be 2000 PSI. Use at least four (one in each corner, in any available anchor slot) 3/8 inch concrete anchors of sufficient length for the embedment listed below.
Anchors shall not be installed within 12 inches (305 mm) of wall edges or 1-½ inches (38 mm) of masonry block edges. |
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Solid Concrete Wall Minimum strength must be 2500 PSI. Use at least four (one in each corner, in any available anchor slot) 3/8 inch concrete anchors of sufficient length for at least 2-½ inch embedment into the wall. |
A8 - Anchoring Details for Ground- or Wall-mounting Powerwall 3 with Wall Bracket on Existing Approved Foundation