SMA ST6-US - Manual (Page 21)

SMA America, LLC Opening and closing the Sunny Tower
Installation Guide ST36-48US-IA-IUS112321 21
6 Opening and closing the Sunny Tower
6.1 Opening the Sunny Tower
1. Disconnect the AC side of the Sunny Tower.
2. Disconnect the DC side of the inverters.
3. Ensure that LEDs and Display are off.
DANGER
Risk of electric shock due to high voltage inside the Sunny Tower.
Death and burning resulting from electric shock.
• All procedures described in this section shall only be conducted by qualified
personnel.
• Observe the sequence described here when opening the Sunny Tower.
• If problems occur when performing the work described here, contact SMA.
CAUTION
Components inside the Sunny Tower become hot during operation.
Danger of burn injury.
• Wait for the Sunny Tower to cool down for at least 30 minutes.
• Wear protective gloves when working on the Sunny Tower.