SMA SB 3000-US - Manual (Page 61)

SMA America, LLC 9 Opening and Closing
Installation Manual SB30-40-US-IA-en-34 61
7. Remove the cover of the DC Disconnect.
9.4 Closing the DC Disconnect
Always close the DC Disconnect as per the following procedure.
1. If a Combiner Box is not connected, ensure that the fuse extractors with string fuses are securely
positioned in the fuse holders of the DC Disconnect (see Section 11.8 "Replacing String
Fuses", page 88).
2. Mount the cover on the DC Disconnect.
3. Connect the rotary switch.