f. Stand-alone, PV-powered devices with small secondary batteries are permitted, but the aggregate battery capacity of these devices may not exceed
10 kWh, instead of 100 Wh.
Format Requirements. The sheet size is
ISO "A3" (297 mm x 420 mm), instead of ANSI “D” (22 in. x 34 in.).
Format Requirement. The sheet size is
ISO "A4" (210 mm x 297 mm).
The model shall be built at
1:25 scale, instead of 1:24 scale. The lot size is
25-m-by-25-m instead of 24-m-by-24-m.