2 Safety
SMA America, LLC
14
SB3-5TLUS22-IA-en-10
Installation Manual
The inverter is suitable for indoor and outdoor use.
• Do not mount the inverter on flammable construction materials.
• Do not mount the inverter in areas where highly flammable materials are stored.
• Do not mount the inverter in a potentially explosive atmosphere.
The inverter may only be operated with PV arrays (PV modules and cabling) that have protective
insulation. The PV modules used must be approved by the module manufacturer for use with this
inverter. PV modules with large capacities relative to ground may only be used if their coupling
capacity does not exceed 1,400 nF.
For safety reasons, it is forbidden to modify the product or install components that are not explicitly
recommended for this product or distributed by SMA.
All components must remain within their permitted operating ranges at all times.
The enclosed documentation is an integral part of this product.
• Read and observe the documentation.
• Keep the documentation in a convenient place for future reference.
RF Exposure
The inverter is equipped with a radio interface. This equipment should be installed and operated with
a minimum distance of 8 in. (20 cm) between the radiator and your body.
2.2 Skills of Qualified Persons
The tasks described in this document must be performed by qualified persons only. Qualified persons
must have the following skills:
• Knowledge of how an inverter works and is operated
• Training in how to deal with the dangers and risks associated with installing and using electrical
devices and plants
• Vocational training in the installation and commissioning of electrical devices and plants
• Knowledge of all applicable standards and directives
• Knowledge of and adherence to this document and all safety precautions
