11 Cleaning and Care SMA America, LLC
84 SB30-40-US-IA-en-33 Installation Manual
If no voltage is present at the DC varistors, replace all DC varistors.
• Insert the insertion tool into the rectangular
opening of the terminal.
• Remove the DC varistor.
• Insert the new DC varistor into the terminal.
• Pull the insertion tool out of the rectangular
opening of the terminal.
6. Ensure that all DC varistors in the terminals are securely in place.
7. Re-insert all string fuses into the DC Disconnect:
• Remove the 4 fuse extractors without string fuses from the fuse holders of the DC Disconnect.
• Equip the 4 fuse extractors with functional string fuses.
• Insert the 4 fuse extractors with string fuses into the fuse holder of the DC Disconnect.
8. Re-connect the string connectors of all ungrounded DC cables to the PV array.
9. Close the DC Disconnect (see Section 9.4).
10. Commission the inverter (see Section 8).
To Next Page
Loading...
