SMA SB 3000TL-US Installation - Manual (Page 58)

10 Disconnecting the Inverter from Voltage Sources SMA America, LLC
58 SB3-5TLUS22-IA-en-16 Installation Manual
7. Ensure that no voltage is present on the DC terminals using a suitable measuring device.
Insert the test probe in each round opening of the terminal.
6.
Danger to life due to electric shock when touching the DC conductors and
DC terminals
High voltages are present in the DC cables and DC terminals.
• Before performing any tasks, wait five minutes until the residual voltage has been drained.
• Do not touch the DC conductors and DC terminals.