SMA SUNNY BOY 4000-US - Danger to life due to electric shock; Risk of burns due to hot enclosure parts

2 Safety SMA America, LLC
12 SB30-40-BA-eng-BUS121010 User Manual
2.2 Safety Precautions
Danger to life due to electric shock
The components in the inverter are live. Touching live components can result in serious injury or
death.
• Do not open the inverter.
• Electrical installation, repairs and conversions may only be carried out by electrically qualified
persons.
• Do not touch damaged inverters.
Risk of burns due to hot enclosure parts
Parts of the enclosure can become very hot during operation. Touching hot enclosure parts can
result in burns.
• Only touch the enclosure lid and display during operation.