SMA SUNNY BOY 3.0-US Instructions D'installation page 11

SMA Solar Technology America LLC
Damage to the inverter due to moisture and dust intrusion
Dust or moisture intrusion can damage the inverter and impair its functionality.
• Close all enclosure openings of the inverter tightly.
• Never open the inverter when it is raining or snowing, or the humidity is over 95%.
Damage to the display or the type label due to the use of cleaning agents
• If the inverter is dirty, clean the enclosure, the enclosure lid of the Connection Unit, the
enclosure lid of the Power Unit, the type label, the display and the LEDs with a damp cloth
and clear water only.
Installation Manual SB30-77-1SP-US-40-IA-xx-13
2 Safety
11