SMA ST6-US - Manual (Page 15)

SMA America, LLC Installation
Installation Guide ST36-48US-IA-IUS112321 15
4 Installation
4.1 Required tools and materials
4.2 Installing the Sunny Tower
4.2.1 Foundation
• The foundation must guarantee solid and safe positioning of the Sunny Tower.
• The foundation must provide the necessary load-carrying capacity to cope with the weight of
the fully equipped Sunny Tower up to approximately 1,430 Ibs (649 kg).
• A foundation slab is recommended for ground-mounted installations.
Quantity Tool/Material Purpose
1 Hammer drill with a suitable drill bit Drilling the holes for the base plate
anchors
4 Concrete anchors with a minimum
diameter of 3/8 in. Anchor the Sunny Tower base to the
concrete pad
1 Allen key 0.197 in.(5 mm) Attaching the Sunny Boy wall mount
brackets to the Sunny Tower
DANGER
Danger to life due to fire or explosions.
There is always a certain risk with electric devices that a fire can occur, even though
greatest attention was paid to avoiding this during the development.
• Do not install the Sunny Tower on flammable construction materials.
• Do not install the Sunny Tower in areas where highly flammable materials are stored.
• Do not install the Sunny Tower in potentially explosive areas.
The information contained in this installation guide must be observed when installing the
Sunny Tower. The inverters are designed for outdoor installation and confirm to the
protection class NEMA 3R.
The correct installation of the Sunny Tower requires:
• Proper electrical connections.
• Adequate ventilation of the inverters.
• Adequate fire prevention on site.
Pouring and structural inspection of the foundation slab should be performed on-site.